diff options
Diffstat (limited to 'fs/xfs/scrub')
| -rw-r--r-- | fs/xfs/scrub/agheader.c | 518 | ||||
| -rw-r--r-- | fs/xfs/scrub/agheader_repair.c | 889 | ||||
| -rw-r--r-- | fs/xfs/scrub/alloc.c | 116 | ||||
| -rw-r--r-- | fs/xfs/scrub/attr.c | 130 | ||||
| -rw-r--r-- | fs/xfs/scrub/bitmap.c | 303 | ||||
| -rw-r--r-- | fs/xfs/scrub/bitmap.h | 36 | ||||
| -rw-r--r-- | fs/xfs/scrub/bmap.c | 331 | ||||
| -rw-r--r-- | fs/xfs/scrub/btree.c | 334 | ||||
| -rw-r--r-- | fs/xfs/scrub/btree.h | 45 | ||||
| -rw-r--r-- | fs/xfs/scrub/common.c | 394 | ||||
| -rw-r--r-- | fs/xfs/scrub/common.h | 115 | ||||
| -rw-r--r-- | fs/xfs/scrub/dabtree.c | 170 | ||||
| -rw-r--r-- | fs/xfs/scrub/dabtree.h | 33 | ||||
| -rw-r--r-- | fs/xfs/scrub/dir.c | 264 | ||||
| -rw-r--r-- | fs/xfs/scrub/ialloc.c | 214 | ||||
| -rw-r--r-- | fs/xfs/scrub/inode.c | 282 | ||||
| -rw-r--r-- | fs/xfs/scrub/parent.c | 132 | ||||
| -rw-r--r-- | fs/xfs/scrub/quota.c | 140 | ||||
| -rw-r--r-- | fs/xfs/scrub/refcount.c | 194 | ||||
| -rw-r--r-- | fs/xfs/scrub/repair.c | 519 | ||||
| -rw-r--r-- | fs/xfs/scrub/repair.h | 95 | ||||
| -rw-r--r-- | fs/xfs/scrub/rmap.c | 172 | ||||
| -rw-r--r-- | fs/xfs/scrub/rtbitmap.c | 78 | ||||
| -rw-r--r-- | fs/xfs/scrub/scrub.c | 210 | ||||
| -rw-r--r-- | fs/xfs/scrub/scrub.h | 134 | ||||
| -rw-r--r-- | fs/xfs/scrub/symlink.c | 28 | ||||
| -rw-r--r-- | fs/xfs/scrub/trace.c | 6 | ||||
| -rw-r--r-- | fs/xfs/scrub/trace.h | 141 |
28 files changed, 3509 insertions, 2514 deletions
diff --git a/fs/xfs/scrub/agheader.c b/fs/xfs/scrub/agheader.c index 9bb0745f1ad2..3068a9382feb 100644 --- a/fs/xfs/scrub/agheader.c +++ b/fs/xfs/scrub/agheader.c @@ -28,30 +28,30 @@ /* Cross-reference with the other btrees. */ STATIC void -xfs_scrub_superblock_xref( - struct xfs_scrub_context *sc, - struct xfs_buf *bp) +xchk_superblock_xref( + struct xfs_scrub *sc, + struct xfs_buf *bp) { - struct xfs_owner_info oinfo; - struct xfs_mount *mp = sc->mp; - xfs_agnumber_t agno = sc->sm->sm_agno; - xfs_agblock_t agbno; - int error; + struct xfs_owner_info oinfo; + struct xfs_mount *mp = sc->mp; + xfs_agnumber_t agno = sc->sm->sm_agno; + xfs_agblock_t agbno; + int error; if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return; agbno = XFS_SB_BLOCK(mp); - error = xfs_scrub_ag_init(sc, agno, &sc->sa); - if (!xfs_scrub_xref_process_error(sc, agno, agbno, &error)) + error = xchk_ag_init(sc, agno, &sc->sa); + if (!xchk_xref_process_error(sc, agno, agbno, &error)) return; - xfs_scrub_xref_is_used_space(sc, agbno, 1); - xfs_scrub_xref_is_not_inode_chunk(sc, agbno, 1); + xchk_xref_is_used_space(sc, agbno, 1); + xchk_xref_is_not_inode_chunk(sc, agbno, 1); xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_FS); - xfs_scrub_xref_is_owned_by(sc, agbno, 1, &oinfo); - xfs_scrub_xref_is_not_shared(sc, agbno, 1); + xchk_xref_is_owned_by(sc, agbno, 1, &oinfo); + xchk_xref_is_not_shared(sc, agbno, 1); /* scrub teardown will take care of sc->sa for us */ } @@ -65,17 +65,17 @@ xfs_scrub_superblock_xref( * sb 0 is ok and we can use its information to check everything else. */ int -xfs_scrub_superblock( - struct xfs_scrub_context *sc) +xchk_superblock( + struct xfs_scrub *sc) { - struct xfs_mount *mp = sc->mp; - struct xfs_buf *bp; - struct xfs_dsb *sb; - xfs_agnumber_t agno; - uint32_t v2_ok; - __be32 features_mask; - int error; - __be16 vernum_mask; + struct xfs_mount *mp = sc->mp; + struct xfs_buf *bp; + struct xfs_dsb *sb; + xfs_agnumber_t agno; + uint32_t v2_ok; + __be32 features_mask; + int error; + __be16 vernum_mask; agno = sc->sm->sm_agno; if (agno == 0) @@ -98,7 +98,7 @@ xfs_scrub_superblock( default: break; } - if (!xfs_scrub_process_error(sc, agno, XFS_SB_BLOCK(mp), &error)) + if (!xchk_process_error(sc, agno, XFS_SB_BLOCK(mp), &error)) return error; sb = XFS_BUF_TO_SBP(bp); @@ -110,46 +110,46 @@ xfs_scrub_superblock( * checked. */ if (sb->sb_blocksize != cpu_to_be32(mp->m_sb.sb_blocksize)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_dblocks != cpu_to_be64(mp->m_sb.sb_dblocks)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_rblocks != cpu_to_be64(mp->m_sb.sb_rblocks)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_rextents != cpu_to_be64(mp->m_sb.sb_rextents)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (!uuid_equal(&sb->sb_uuid, &mp->m_sb.sb_uuid)) - xfs_scrub_block_set_preen(sc, bp); + xchk_block_set_preen(sc, bp); if (sb->sb_logstart != cpu_to_be64(mp->m_sb.sb_logstart)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_rootino != cpu_to_be64(mp->m_sb.sb_rootino)) - xfs_scrub_block_set_preen(sc, bp); + xchk_block_set_preen(sc, bp); if (sb->sb_rbmino != cpu_to_be64(mp->m_sb.sb_rbmino)) - xfs_scrub_block_set_preen(sc, bp); + xchk_block_set_preen(sc, bp); if (sb->sb_rsumino != cpu_to_be64(mp->m_sb.sb_rsumino)) - xfs_scrub_block_set_preen(sc, bp); + xchk_block_set_preen(sc, bp); if (sb->sb_rextsize != cpu_to_be32(mp->m_sb.sb_rextsize)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_agblocks != cpu_to_be32(mp->m_sb.sb_agblocks)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_agcount != cpu_to_be32(mp->m_sb.sb_agcount)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_rbmblocks != cpu_to_be32(mp->m_sb.sb_rbmblocks)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_logblocks != cpu_to_be32(mp->m_sb.sb_logblocks)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); /* Check sb_versionnum bits that are set at mkfs time. */ vernum_mask = cpu_to_be16(~XFS_SB_VERSION_OKBITS | @@ -163,7 +163,7 @@ xfs_scrub_superblock( XFS_SB_VERSION_DIRV2BIT); if ((sb->sb_versionnum & vernum_mask) != (cpu_to_be16(mp->m_sb.sb_versionnum) & vernum_mask)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); /* Check sb_versionnum bits that can be set after mkfs time. */ vernum_mask = cpu_to_be16(XFS_SB_VERSION_ATTRBIT | @@ -171,40 +171,40 @@ xfs_scrub_superblock( XFS_SB_VERSION_QUOTABIT); if ((sb->sb_versionnum & vernum_mask) != (cpu_to_be16(mp->m_sb.sb_versionnum) & vernum_mask)) - xfs_scrub_block_set_preen(sc, bp); + xchk_block_set_preen(sc, bp); if (sb->sb_sectsize != cpu_to_be16(mp->m_sb.sb_sectsize)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_inodesize != cpu_to_be16(mp->m_sb.sb_inodesize)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_inopblock != cpu_to_be16(mp->m_sb.sb_inopblock)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (memcmp(sb->sb_fname, mp->m_sb.sb_fname, sizeof(sb->sb_fname))) - xfs_scrub_block_set_preen(sc, bp); + xchk_block_set_preen(sc, bp); if (sb->sb_blocklog != mp->m_sb.sb_blocklog) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_sectlog != mp->m_sb.sb_sectlog) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_inodelog != mp->m_sb.sb_inodelog) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_inopblog != mp->m_sb.sb_inopblog) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_agblklog != mp->m_sb.sb_agblklog) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_rextslog != mp->m_sb.sb_rextslog) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_imax_pct != mp->m_sb.sb_imax_pct) - xfs_scrub_block_set_preen(sc, bp); + xchk_block_set_preen(sc, bp); /* * Skip the summary counters since we track them in memory anyway. @@ -212,10 +212,10 @@ xfs_scrub_superblock( */ if (sb->sb_uquotino != cpu_to_be64(mp->m_sb.sb_uquotino)) - xfs_scrub_block_set_preen(sc, bp); + xchk_block_set_preen(sc, bp); if (sb->sb_gquotino != cpu_to_be64(mp->m_sb.sb_gquotino)) - xfs_scrub_block_set_preen(sc, bp); + xchk_block_set_preen(sc, bp); /* * Skip the quota flags since repair will force quotacheck. @@ -223,46 +223,46 @@ xfs_scrub_superblock( */ if (sb->sb_flags != mp->m_sb.sb_flags) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_shared_vn != mp->m_sb.sb_shared_vn) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_inoalignmt != cpu_to_be32(mp->m_sb.sb_inoalignmt)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_unit != cpu_to_be32(mp->m_sb.sb_unit)) - xfs_scrub_block_set_preen(sc, bp); + xchk_block_set_preen(sc, bp); if (sb->sb_width != cpu_to_be32(mp->m_sb.sb_width)) - xfs_scrub_block_set_preen(sc, bp); + xchk_block_set_preen(sc, bp); if (sb->sb_dirblklog != mp->m_sb.sb_dirblklog) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_logsectlog != mp->m_sb.sb_logsectlog) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_logsectsize != cpu_to_be16(mp->m_sb.sb_logsectsize)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_logsunit != cpu_to_be32(mp->m_sb.sb_logsunit)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); /* Do we see any invalid bits in sb_features2? */ if (!xfs_sb_version_hasmorebits(&mp->m_sb)) { if (sb->sb_features2 != 0) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); } else { v2_ok = XFS_SB_VERSION2_OKBITS; if (XFS_SB_VERSION_NUM(&mp->m_sb) >= XFS_SB_VERSION_5) v2_ok |= XFS_SB_VERSION2_CRCBIT; if (!!(sb->sb_features2 & cpu_to_be32(~v2_ok))) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_features2 != sb->sb_bad_features2) - xfs_scrub_block_set_preen(sc, bp); + xchk_block_set_preen(sc, bp); } /* Check sb_features2 flags that are set at mkfs time. */ @@ -272,26 +272,26 @@ xfs_scrub_superblock( XFS_SB_VERSION2_FTYPE); if ((sb->sb_features2 & features_mask) != (cpu_to_be32(mp->m_sb.sb_features2) & features_mask)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); /* Check sb_features2 flags that can be set after mkfs time. */ features_mask = cpu_to_be32(XFS_SB_VERSION2_ATTR2BIT); if ((sb->sb_features2 & features_mask) != (cpu_to_be32(mp->m_sb.sb_features2) & features_mask)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (!xfs_sb_version_hascrc(&mp->m_sb)) { /* all v5 fields must be zero */ if (memchr_inv(&sb->sb_features_compat, 0, sizeof(struct xfs_dsb) - offsetof(struct xfs_dsb, sb_features_compat))) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); } else { /* Check compat flags; all are set at mkfs time. */ features_mask = cpu_to_be32(XFS_SB_FEAT_COMPAT_UNKNOWN); if ((sb->sb_features_compat & features_mask) != (cpu_to_be32(mp->m_sb.sb_features_compat) & features_mask)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); /* Check ro compat flags; all are set at mkfs time. */ features_mask = cpu_to_be32(XFS_SB_FEAT_RO_COMPAT_UNKNOWN | @@ -301,7 +301,7 @@ xfs_scrub_superblock( if ((sb->sb_features_ro_compat & features_mask) != (cpu_to_be32(mp->m_sb.sb_features_ro_compat) & features_mask)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); /* Check incompat flags; all are set at mkfs time. */ features_mask = cpu_to_be32(XFS_SB_FEAT_INCOMPAT_UNKNOWN | @@ -311,22 +311,22 @@ xfs_scrub_superblock( if ((sb->sb_features_incompat & features_mask) != (cpu_to_be32(mp->m_sb.sb_features_incompat) & features_mask)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); /* Check log incompat flags; all are set at mkfs time. */ features_mask = cpu_to_be32(XFS_SB_FEAT_INCOMPAT_LOG_UNKNOWN); if ((sb->sb_features_log_incompat & features_mask) != (cpu_to_be32(mp->m_sb.sb_features_log_incompat) & features_mask)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); /* Don't care about sb_crc */ if (sb->sb_spino_align != cpu_to_be32(mp->m_sb.sb_spino_align)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); if (sb->sb_pquotino != cpu_to_be64(mp->m_sb.sb_pquotino)) - xfs_scrub_block_set_preen(sc, bp); + xchk_block_set_preen(sc, bp); /* Don't care about sb_lsn */ } @@ -334,15 +334,15 @@ xfs_scrub_superblock( if (xfs_sb_version_hasmetauuid(&mp->m_sb)) { /* The metadata UUID must be the same for all supers */ if (!uuid_equal(&sb->sb_meta_uuid, &mp->m_sb.sb_meta_uuid)) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); } /* Everything else must be zero. */ if (memchr_inv(sb + 1, 0, BBTOB(bp->b_length) - sizeof(struct xfs_dsb))) - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); - xfs_scrub_superblock_xref(sc, bp); + xchk_superblock_xref(sc, bp); return error; } @@ -351,7 +351,7 @@ xfs_scrub_superblock( /* Tally freespace record lengths. */ STATIC int -xfs_scrub_agf_record_bno_lengths( +xchk_agf_record_bno_lengths( struct xfs_btree_cur *cur, struct xfs_alloc_rec_incore *rec, void *priv) @@ -364,75 +364,75 @@ xfs_scrub_agf_record_bno_lengths( /* Check agf_freeblks */ static inline void -xfs_scrub_agf_xref_freeblks( - struct xfs_scrub_context *sc) +xchk_agf_xref_freeblks( + struct xfs_scrub *sc) { - struct xfs_agf *agf = XFS_BUF_TO_AGF(sc->sa.agf_bp); - xfs_extlen_t blocks = 0; - int error; + struct xfs_agf *agf = XFS_BUF_TO_AGF(sc->sa.agf_bp); + xfs_extlen_t blocks = 0; + int error; if (!sc->sa.bno_cur) return; error = xfs_alloc_query_all(sc->sa.bno_cur, - xfs_scrub_agf_record_bno_lengths, &blocks); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.bno_cur)) + xchk_agf_record_bno_lengths, &blocks); + if (!xchk_should_check_xref(sc, &error, &sc->sa.bno_cur)) return; if (blocks != be32_to_cpu(agf->agf_freeblks)) - xfs_scrub_block_xref_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_xref_set_corrupt(sc, sc->sa.agf_bp); } /* Cross reference the AGF with the cntbt (freespace by length btree) */ static inline void -xfs_scrub_agf_xref_cntbt( - struct xfs_scrub_context *sc) +xchk_agf_xref_cntbt( + struct xfs_scrub *sc) { - struct xfs_agf *agf = XFS_BUF_TO_AGF(sc->sa.agf_bp); - xfs_agblock_t agbno; - xfs_extlen_t blocks; - int have; - int error; + struct xfs_agf *agf = XFS_BUF_TO_AGF(sc->sa.agf_bp); + xfs_agblock_t agbno; + xfs_extlen_t blocks; + int have; + int error; if (!sc->sa.cnt_cur) return; /* Any freespace at all? */ error = xfs_alloc_lookup_le(sc->sa.cnt_cur, 0, -1U, &have); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.cnt_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.cnt_cur)) return; if (!have) { if (agf->agf_freeblks != be32_to_cpu(0)) - xfs_scrub_block_xref_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_xref_set_corrupt(sc, sc->sa.agf_bp); return; } /* Check agf_longest */ error = xfs_alloc_get_rec(sc->sa.cnt_cur, &agbno, &blocks, &have); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.cnt_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.cnt_cur)) return; if (!have || blocks != be32_to_cpu(agf->agf_longest)) - xfs_scrub_block_xref_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_xref_set_corrupt(sc, sc->sa.agf_bp); } /* Check the btree block counts in the AGF against the btrees. */ STATIC void -xfs_scrub_agf_xref_btreeblks( - struct xfs_scrub_context *sc) +xchk_agf_xref_btreeblks( + struct xfs_scrub *sc) { - struct xfs_agf *agf = XFS_BUF_TO_AGF(sc->sa.agf_bp); - struct xfs_mount *mp = sc->mp; - xfs_agblock_t blocks; - xfs_agblock_t btreeblks; - int error; + struct xfs_agf *agf = XFS_BUF_TO_AGF(sc->sa.agf_bp); + struct xfs_mount *mp = sc->mp; + xfs_agblock_t blocks; + xfs_agblock_t btreeblks; + int error; /* Check agf_rmap_blocks; set up for agf_btreeblks check */ if (sc->sa.rmap_cur) { error = xfs_btree_count_blocks(sc->sa.rmap_cur, &blocks); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.rmap_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.rmap_cur)) return; btreeblks = blocks - 1; if (blocks != be32_to_cpu(agf->agf_rmap_blocks)) - xfs_scrub_block_xref_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_xref_set_corrupt(sc, sc->sa.agf_bp); } else { btreeblks = 0; } @@ -447,136 +447,136 @@ xfs_scrub_agf_xref_btreeblks( /* Check agf_btreeblks */ error = xfs_btree_count_blocks(sc->sa.bno_cur, &blocks); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.bno_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.bno_cur)) return; btreeblks += blocks - 1; error = xfs_btree_count_blocks(sc->sa.cnt_cur, &blocks); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.cnt_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.cnt_cur)) return; btreeblks += blocks - 1; if (btreeblks != be32_to_cpu(agf->agf_btreeblks)) - xfs_scrub_block_xref_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_xref_set_corrupt(sc, sc->sa.agf_bp); } /* Check agf_refcount_blocks against tree size */ static inline void -xfs_scrub_agf_xref_refcblks( - struct xfs_scrub_context *sc) +xchk_agf_xref_refcblks( + struct xfs_scrub *sc) { - struct xfs_agf *agf = XFS_BUF_TO_AGF(sc->sa.agf_bp); - xfs_agblock_t blocks; - int error; + struct xfs_agf *agf = XFS_BUF_TO_AGF(sc->sa.agf_bp); + xfs_agblock_t blocks; + int error; if (!sc->sa.refc_cur) return; error = xfs_btree_count_blocks(sc->sa.refc_cur, &blocks); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.refc_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.refc_cur)) return; if (blocks != be32_to_cpu(agf->agf_refcount_blocks)) - xfs_scrub_block_xref_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_xref_set_corrupt(sc, sc->sa.agf_bp); } /* Cross-reference with the other btrees. */ STATIC void -xfs_scrub_agf_xref( - struct xfs_scrub_context *sc) +xchk_agf_xref( + struct xfs_scrub *sc) { - struct xfs_owner_info oinfo; - struct xfs_mount *mp = sc->mp; - xfs_agblock_t agbno; - int error; + struct xfs_owner_info oinfo; + struct xfs_mount *mp = sc->mp; + xfs_agblock_t agbno; + int error; if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return; agbno = XFS_AGF_BLOCK(mp); - error = xfs_scrub_ag_btcur_init(sc, &sc->sa); + error = xchk_ag_btcur_init(sc, &sc->sa); if (error) return; - xfs_scrub_xref_is_used_space(sc, agbno, 1); - xfs_scrub_agf_xref_freeblks(sc); - xfs_scrub_agf_xref_cntbt(sc); - xfs_scrub_xref_is_not_inode_chunk(sc, agbno, 1); + xchk_xref_is_used_space(sc, agbno, 1); + xchk_agf_xref_freeblks(sc); + xchk_agf_xref_cntbt(sc); + xchk_xref_is_not_inode_chunk(sc, agbno, 1); xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_FS); - xfs_scrub_xref_is_owned_by(sc, agbno, 1, &oinfo); - xfs_scrub_agf_xref_btreeblks(sc); - xfs_scrub_xref_is_not_shared(sc, agbno, 1); - xfs_scrub_agf_xref_refcblks(sc); + xchk_xref_is_owned_by(sc, agbno, 1, &oinfo); + xchk_agf_xref_btreeblks(sc); + xchk_xref_is_not_shared(sc, agbno, 1); + xchk_agf_xref_refcblks(sc); /* scrub teardown will take care of sc->sa for us */ } /* Scrub the AGF. */ int -xfs_scrub_agf( - struct xfs_scrub_context *sc) +xchk_agf( + struct xfs_scrub *sc) { - struct xfs_mount *mp = sc->mp; - struct xfs_agf *agf; - xfs_agnumber_t agno; - xfs_agblock_t agbno; - xfs_agblock_t eoag; - xfs_agblock_t agfl_first; - xfs_agblock_t agfl_last; - xfs_agblock_t agfl_count; - xfs_agblock_t fl_count; - int level; - int error = 0; + struct xfs_mount *mp = sc->mp; + struct xfs_agf *agf; + xfs_agnumber_t agno; + xfs_agblock_t agbno; + xfs_agblock_t eoag; + xfs_agblock_t agfl_first; + xfs_agblock_t agfl_last; + xfs_agblock_t agfl_count; + xfs_agblock_t fl_count; + int level; + int error = 0; agno = sc->sa.agno = sc->sm->sm_agno; - error = xfs_scrub_ag_read_headers(sc, agno, &sc->sa.agi_bp, + error = xchk_ag_read_headers(sc, agno, &sc->sa.agi_bp, &sc->sa.agf_bp, &sc->sa.agfl_bp); - if (!xfs_scrub_process_error(sc, agno, XFS_AGF_BLOCK(sc->mp), &error)) + if (!xchk_process_error(sc, agno, XFS_AGF_BLOCK(sc->mp), &error)) goto out; - xfs_scrub_buffer_recheck(sc, sc->sa.agf_bp); + xchk_buffer_recheck(sc, sc->sa.agf_bp); agf = XFS_BUF_TO_AGF(sc->sa.agf_bp); /* Check the AG length */ eoag = be32_to_cpu(agf->agf_length); if (eoag != xfs_ag_block_count(mp, agno)) - xfs_scrub_block_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_set_corrupt(sc, sc->sa.agf_bp); /* Check the AGF btree roots and levels */ agbno = be32_to_cpu(agf->agf_roots[XFS_BTNUM_BNO]); if (!xfs_verify_agbno(mp, agno, agbno)) - xfs_scrub_block_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_set_corrupt(sc, sc->sa.agf_bp); agbno = be32_to_cpu(agf->agf_roots[XFS_BTNUM_CNT]); if (!xfs_verify_agbno(mp, agno, agbno)) - xfs_scrub_block_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_set_corrupt(sc, sc->sa.agf_bp); level = be32_to_cpu(agf->agf_levels[XFS_BTNUM_BNO]); if (level <= 0 || level > XFS_BTREE_MAXLEVELS) - xfs_scrub_block_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_set_corrupt(sc, sc->sa.agf_bp); level = be32_to_cpu(agf->agf_levels[XFS_BTNUM_CNT]); if (level <= 0 || level > XFS_BTREE_MAXLEVELS) - xfs_scrub_block_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_set_corrupt(sc, sc->sa.agf_bp); if (xfs_sb_version_hasrmapbt(&mp->m_sb)) { agbno = be32_to_cpu(agf->agf_roots[XFS_BTNUM_RMAP]); if (!xfs_verify_agbno(mp, agno, agbno)) - xfs_scrub_block_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_set_corrupt(sc, sc->sa.agf_bp); level = be32_to_cpu(agf->agf_levels[XFS_BTNUM_RMAP]); if (level <= 0 || level > XFS_BTREE_MAXLEVELS) - xfs_scrub_block_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_set_corrupt(sc, sc->sa.agf_bp); } if (xfs_sb_version_hasreflink(&mp->m_sb)) { agbno = be32_to_cpu(agf->agf_refcount_root); if (!xfs_verify_agbno(mp, agno, agbno)) - xfs_scrub_block_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_set_corrupt(sc, sc->sa.agf_bp); level = be32_to_cpu(agf->agf_refcount_level); if (level <= 0 || level > XFS_BTREE_MAXLEVELS) - xfs_scrub_block_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_set_corrupt(sc, sc->sa.agf_bp); } /* Check the AGFL counters */ @@ -588,57 +588,57 @@ xfs_scrub_agf( else fl_count = xfs_agfl_size(mp) - agfl_first + agfl_last + 1; if (agfl_count != 0 && fl_count != agfl_count) - xfs_scrub_block_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_set_corrupt(sc, sc->sa.agf_bp); - xfs_scrub_agf_xref(sc); + xchk_agf_xref(sc); out: return error; } /* AGFL */ -struct xfs_scrub_agfl_info { - struct xfs_owner_info oinfo; - unsigned int sz_entries; - unsigned int nr_entries; - xfs_agblock_t *entries; - struct xfs_scrub_context *sc; +struct xchk_agfl_info { + struct xfs_owner_info oinfo; + unsigned int sz_entries; + unsigned int nr_entries; + xfs_agblock_t *entries; + struct xfs_scrub *sc; }; /* Cross-reference with the other btrees. */ STATIC void -xfs_scrub_agfl_block_xref( - struct xfs_scrub_context *sc, - xfs_agblock_t agbno, - struct xfs_owner_info *oinfo) +xchk_agfl_block_xref( + struct xfs_scrub *sc, + xfs_agblock_t agbno, + struct xfs_owner_info *oinfo) { if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return; - xfs_scrub_xref_is_used_space(sc, agbno, 1); - xfs_scrub_xref_is_not_inode_chunk(sc, agbno, 1); - xfs_scrub_xref_is_owned_by(sc, agbno, 1, oinfo); - xfs_scrub_xref_is_not_shared(sc, agbno, 1); + xchk_xref_is_used_space(sc, agbno, 1); + xchk_xref_is_not_inode_chunk(sc, agbno, 1); + xchk_xref_is_owned_by(sc, agbno, 1, oinfo); + xchk_xref_is_not_shared(sc, agbno, 1); } /* Scrub an AGFL block. */ STATIC int -xfs_scrub_agfl_block( - struct xfs_mount *mp, - xfs_agblock_t agbno, - void *priv) +xchk_agfl_block( + struct xfs_mount *mp, + xfs_agblock_t agbno, + void *priv) { - struct xfs_scrub_agfl_info *sai = priv; - struct xfs_scrub_context *sc = sai->sc; - xfs_agnumber_t agno = sc->sa.agno; + struct xchk_agfl_info *sai = priv; + struct xfs_scrub *sc = sai->sc; + xfs_agnumber_t agno = sc->sa.agno; if (xfs_verify_agbno(mp, agno, agbno) && sai->nr_entries < sai->sz_entries) sai->entries[sai->nr_entries++] = agbno; else - xfs_scrub_block_set_corrupt(sc, sc->sa.agfl_bp); + xchk_block_set_corrupt(sc, sc->sa.agfl_bp); - xfs_scrub_agfl_block_xref(sc, agbno, priv); + xchk_agfl_block_xref(sc, agbno, priv); if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return XFS_BTREE_QUERY_RANGE_ABORT; @@ -647,7 +647,7 @@ xfs_scrub_agfl_block( } static int -xfs_scrub_agblock_cmp( +xchk_agblock_cmp( const void *pa, const void *pb) { @@ -659,28 +659,28 @@ xfs_scrub_agblock_cmp( /* Cross-reference with the other btrees. */ STATIC void -xfs_scrub_agfl_xref( - struct xfs_scrub_context *sc) +xchk_agfl_xref( + struct xfs_scrub *sc) { - struct xfs_owner_info oinfo; - struct xfs_mount *mp = sc->mp; - xfs_agblock_t agbno; - int error; + struct xfs_owner_info oinfo; + struct xfs_mount *mp = sc->mp; + xfs_agblock_t agbno; + int error; if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return; agbno = XFS_AGFL_BLOCK(mp); - error = xfs_scrub_ag_btcur_init(sc, &sc->sa); + error = xchk_ag_btcur_init(sc, &sc->sa); if (error) return; - xfs_scrub_xref_is_used_space(sc, agbno, 1); - xfs_scrub_xref_is_not_inode_chunk(sc, agbno, 1); + xchk_xref_is_used_space(sc, agbno, 1); + xchk_xref_is_not_inode_chunk(sc, agbno, 1); xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_FS); - xfs_scrub_xref_is_owned_by(sc, agbno, 1, &oinfo); - xfs_scrub_xref_is_not_shared(sc, agbno, 1); + xchk_xref_is_owned_by(sc, agbno, 1, &oinfo); + xchk_xref_is_not_shared(sc, agbno, 1); /* * Scrub teardown will take care of sc->sa for us. Leave sc->sa @@ -690,26 +690,26 @@ xfs_scrub_agfl_xref( /* Scrub the AGFL. */ int -xfs_scrub_agfl( - struct xfs_scrub_context *sc) +xchk_agfl( + struct xfs_scrub *sc) { - struct xfs_scrub_agfl_info sai; - struct xfs_agf *agf; - xfs_agnumber_t agno; - unsigned int agflcount; - unsigned int i; - int error; + struct xchk_agfl_info sai; + struct xfs_agf *agf; + xfs_agnumber_t agno; + unsigned int agflcount; + unsigned int i; + int error; agno = sc->sa.agno = sc->sm->sm_agno; - error = xfs_scrub_ag_read_headers(sc, agno, &sc->sa.agi_bp, + error = xchk_ag_read_headers(sc, agno, &sc->sa.agi_bp, &sc->sa.agf_bp, &sc->sa.agfl_bp); - if (!xfs_scrub_process_error(sc, agno, XFS_AGFL_BLOCK(sc->mp), &error)) + if (!xchk_process_error(sc, agno, XFS_AGFL_BLOCK(sc->mp), &error)) goto out; if (!sc->sa.agf_bp) return -EFSCORRUPTED; - xfs_scrub_buffer_recheck(sc, sc->sa.agfl_bp); + xchk_buffer_recheck(sc, sc->sa.agfl_bp); - xfs_scrub_agfl_xref(sc); + xchk_agfl_xref(sc); if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) goto out; @@ -718,7 +718,7 @@ xfs_scrub_agfl( agf = XFS_BUF_TO_AGF(sc->sa.agf_bp); agflcount = be32_to_cpu(agf->agf_flcount); if (agflcount > xfs_agfl_size(sc->mp)) { - xfs_scrub_block_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_set_corrupt(sc, sc->sa.agf_bp); goto out; } memset(&sai, 0, sizeof(sai)); @@ -734,7 +734,7 @@ xfs_scrub_agfl( /* Check the blocks in the AGFL. */ xfs_rmap_ag_owner(&sai.oinfo, XFS_RMAP_OWN_AG); error = xfs_agfl_walk(sc->mp, XFS_BUF_TO_AGF(sc->sa.agf_bp), - sc->sa.agfl_bp, xfs_scrub_agfl_block, &sai); + sc->sa.agfl_bp, xchk_agfl_block, &sai); if (error == XFS_BTREE_QUERY_RANGE_ABORT) { error = 0; goto out_free; @@ -743,16 +743,16 @@ xfs_scrub_agfl( goto out_free; if (agflcount != sai.nr_entries) { - xfs_scrub_block_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_set_corrupt(sc, sc->sa.agf_bp); goto out_free; } /* Sort entries, check for duplicates. */ sort(sai.entries, sai.nr_entries, sizeof(sai.entries[0]), - xfs_scrub_agblock_cmp, NULL); + xchk_agblock_cmp, NULL); for (i = 1; i < sai.nr_entries; i++) { if (sai.entries[i] == sai.entries[i - 1]) { - xfs_scrub_block_set_corrupt(sc, sc->sa.agf_bp); + xchk_block_set_corrupt(sc, sc->sa.agf_bp); break; } } @@ -767,103 +767,103 @@ out: /* Check agi_count/agi_freecount */ static inline void -xfs_scrub_agi_xref_icounts( - struct xfs_scrub_context *sc) +xchk_agi_xref_icounts( + struct xfs_scrub *sc) { - struct xfs_agi *agi = XFS_BUF_TO_AGI(sc->sa.agi_bp); - xfs_agino_t icount; - xfs_agino_t freecount; - int error; + struct xfs_agi *agi = XFS_BUF_TO_AGI(sc->sa.agi_bp); + xfs_agino_t icount; + xfs_agino_t freecount; + int error; if (!sc->sa.ino_cur) return; error = xfs_ialloc_count_inodes(sc->sa.ino_cur, &icount, &freecount); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.ino_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.ino_cur)) return; if (be32_to_cpu(agi->agi_count) != icount || be32_to_cpu(agi->agi_freecount) != freecount) - xfs_scrub_block_xref_set_corrupt(sc, sc->sa.agi_bp); + xchk_block_xref_set_corrupt(sc, sc->sa.agi_bp); } /* Cross-reference with the other btrees. */ STATIC void -xfs_scrub_agi_xref( - struct xfs_scrub_context *sc) +xchk_agi_xref( + struct xfs_scrub *sc) { - struct xfs_owner_info oinfo; - struct xfs_mount *mp = sc->mp; - xfs_agblock_t agbno; - int error; + struct xfs_owner_info oinfo; + struct xfs_mount *mp = sc->mp; + xfs_agblock_t agbno; + int error; if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return; agbno = XFS_AGI_BLOCK(mp); - error = xfs_scrub_ag_btcur_init(sc, &sc->sa); + error = xchk_ag_btcur_init(sc, &sc->sa); if (error) return; - xfs_scrub_xref_is_used_space(sc, agbno, 1); - xfs_scrub_xref_is_not_inode_chunk(sc, agbno, 1); - xfs_scrub_agi_xref_icounts(sc); + xchk_xref_is_used_space(sc, agbno, 1); + xchk_xref_is_not_inode_chunk(sc, agbno, 1); + xchk_agi_xref_icounts(sc); xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_FS); - xfs_scrub_xref_is_owned_by(sc, agbno, 1, &oinfo); - xfs_scrub_xref_is_not_shared(sc, agbno, 1); + xchk_xref_is_owned_by(sc, agbno, 1, &oinfo); + xchk_xref_is_not_shared(sc, agbno, 1); /* scrub teardown will take care of sc->sa for us */ } /* Scrub the AGI. */ int -xfs_scrub_agi( - struct xfs_scrub_context *sc) +xchk_agi( + struct xfs_scrub *sc) { - struct xfs_mount *mp = sc->mp; - struct xfs_agi *agi; - xfs_agnumber_t agno; - xfs_agblock_t agbno; - xfs_agblock_t eoag; - xfs_agino_t agino; - xfs_agino_t first_agino; - xfs_agino_t last_agino; - xfs_agino_t icount; - int i; - int level; - int error = 0; + struct xfs_mount *mp = sc->mp; + struct xfs_agi *agi; + xfs_agnumber_t agno; + xfs_agblock_t agbno; + xfs_agblock_t eoag; + xfs_agino_t agino; + xfs_agino_t first_agino; + xfs_agino_t last_agino; + xfs_agino_t icount; + int i; + int level; + int error = 0; agno = sc->sa.agno = sc->sm->sm_agno; - error = xfs_scrub_ag_read_headers(sc, agno, &sc->sa.agi_bp, + error = xchk_ag_read_headers(sc, agno, &sc->sa.agi_bp, &sc->sa.agf_bp, &sc->sa.agfl_bp); - if (!xfs_scrub_process_error(sc, agno, XFS_AGI_BLOCK(sc->mp), &error)) + if (!xchk_process_error(sc, agno, XFS_AGI_BLOCK(sc->mp), &error)) goto out; - xfs_scrub_buffer_recheck(sc, sc->sa.agi_bp); + xchk_buffer_recheck(sc, sc->sa.agi_bp); agi = XFS_BUF_TO_AGI(sc->sa.agi_bp); /* Check the AG length */ eoag = be32_to_cpu(agi->agi_length); if (eoag != xfs_ag_block_count(mp, agno)) - xfs_scrub_block_set_corrupt(sc, sc->sa.agi_bp); + xchk_block_set_corrupt(sc, sc->sa.agi_bp); /* Check btree roots and levels */ agbno = be32_to_cpu(agi->agi_root); if (!xfs_verify_agbno(mp, agno, agbno)) - xfs_scrub_block_set_corrupt(sc, sc->sa.agi_bp); + xchk_block_set_corrupt(sc, sc->sa.agi_bp); level = be32_to_cpu(agi->agi_level); if (level <= 0 || level > XFS_BTREE_MAXLEVELS) - xfs_scrub_block_set_corrupt(sc, sc->sa.agi_bp); + xchk_block_set_corrupt(sc, sc->sa.agi_bp); if (xfs_sb_version_hasfinobt(&mp->m_sb)) { agbno = be32_to_cpu(agi->agi_free_root); if (!xfs_verify_agbno(mp, agno, agbno)) - xfs_scrub_block_set_corrupt(sc, sc->sa.agi_bp); + xchk_block_set_corrupt(sc, sc->sa.agi_bp); level = be32_to_cpu(agi->agi_free_level); if (level <= 0 || level > XFS_BTREE_MAXLEVELS) - xfs_scrub_block_set_corrupt(sc, sc->sa.agi_bp); + xchk_block_set_corrupt(sc, sc->sa.agi_bp); } /* Check inode counters */ @@ -871,16 +871,16 @@ xfs_scrub_agi( icount = be32_to_cpu(agi->agi_count); if (icount > last_agino - first_agino + 1 || icount < be32_to_cpu(agi->agi_freecount)) - xfs_scrub_block_set_corrupt(sc, sc->sa.agi_bp); + xchk_block_set_corrupt(sc, sc->sa.agi_bp); /* Check inode pointers */ agino = be32_to_cpu(agi->agi_newino); if (agino != NULLAGINO && !xfs_verify_agino(mp, agno, agino)) - xfs_scrub_block_set_corrupt(sc, sc->sa.agi_bp); + xchk_block_set_corrupt(sc, sc->sa.agi_bp); agino = be32_to_cpu(agi->agi_dirino); if (agino != NULLAGINO && !xfs_verify_agino(mp, agno, agino)) - xfs_scrub_block_set_corrupt(sc, sc->sa.agi_bp); + xchk_block_set_corrupt(sc, sc->sa.agi_bp); /* Check unlinked inode buckets */ for (i = 0; i < XFS_AGI_UNLINKED_BUCKETS; i++) { @@ -888,13 +888,13 @@ xfs_scrub_agi( if (agino == NULLAGINO) continue; if (!xfs_verify_agino(mp, agno, agino)) - xfs_scrub_block_set_corrupt(sc, sc->sa.agi_bp); + xchk_block_set_corrupt(sc, sc->sa.agi_bp); } if (agi->agi_pad32 != cpu_to_be32(0)) - xfs_scrub_block_set_corrupt(sc, sc->sa.agi_bp); + xchk_block_set_corrupt(sc, sc->sa.agi_bp); - xfs_scrub_agi_xref(sc); + xchk_agi_xref(sc); out: return error; } diff --git a/fs/xfs/scrub/agheader_repair.c b/fs/xfs/scrub/agheader_repair.c index 117eedac53df..f7568a4b5fe5 100644 --- a/fs/xfs/scrub/agheader_repair.c +++ b/fs/xfs/scrub/agheader_repair.c @@ -17,24 +17,31 @@ #include "xfs_sb.h" #include "xfs_inode.h" #include "xfs_alloc.h" +#include "xfs_alloc_btree.h" #include "xfs_ialloc.h" +#include "xfs_ialloc_btree.h" #include "xfs_rmap.h" +#include "xfs_rmap_btree.h" +#include "xfs_refcount.h" +#include "xfs_refcount_btree.h" #include "scrub/xfs_scrub.h" #include "scrub/scrub.h" #include "scrub/common.h" #include "scrub/trace.h" +#include "scrub/repair.h" +#include "scrub/bitmap.h" /* Superblock */ /* Repair the superblock. */ int -xfs_repair_superblock( - struct xfs_scrub_context *sc) +xrep_superblock( + struct xfs_scrub *sc) { - struct xfs_mount *mp = sc->mp; - struct xfs_buf *bp; - xfs_agnumber_t agno; - int error; + struct xfs_mount *mp = sc->mp; + struct xfs_buf *bp; + xfs_agnumber_t agno; + int error; /* Don't try to repair AG 0's sb; let xfs_repair deal with it. */ agno = sc->sm->sm_agno; @@ -54,3 +61,873 @@ xfs_repair_superblock( xfs_trans_log_buf(sc->tp, bp, 0, BBTOB(bp->b_length) - 1); return error; } + +/* AGF */ + +struct xrep_agf_allocbt { + struct xfs_scrub *sc; + xfs_agblock_t freeblks; + xfs_agblock_t longest; +}; + +/* Record free space shape information. */ +STATIC int +xrep_agf_walk_allocbt( + struct xfs_btree_cur *cur, + struct xfs_alloc_rec_incore *rec, + void *priv) +{ + struct xrep_agf_allocbt *raa = priv; + int error = 0; + + if (xchk_should_terminate(raa->sc, &error)) + return error; + + raa->freeblks += rec->ar_blockcount; + if (rec->ar_blockcount > raa->longest) + raa->longest = rec->ar_blockcount; + return error; +} + +/* Does this AGFL block look sane? */ +STATIC int +xrep_agf_check_agfl_block( + struct xfs_mount *mp, + xfs_agblock_t agbno, + void *priv) +{ + struct xfs_scrub *sc = priv; + + if (!xfs_verify_agbno(mp, sc->sa.agno, agbno)) + return -EFSCORRUPTED; + return 0; +} + +/* + * Offset within the xrep_find_ag_btree array for each btree type. Avoid the + * XFS_BTNUM_ names here to avoid creating a sparse array. + */ +enum { + XREP_AGF_BNOBT = 0, + XREP_AGF_CNTBT, + XREP_AGF_RMAPBT, + XREP_AGF_REFCOUNTBT, + XREP_AGF_END, + XREP_AGF_MAX +}; + +/* Check a btree root candidate. */ +static inline bool +xrep_check_btree_root( + struct xfs_scrub *sc, + struct xrep_find_ag_btree *fab) +{ + struct xfs_mount *mp = sc->mp; + xfs_agnumber_t agno = sc->sm->sm_agno; + + return xfs_verify_agbno(mp, agno, fab->root) && + fab->height <= XFS_BTREE_MAXLEVELS; +} + +/* + * Given the btree roots described by *fab, find the roots, check them for + * sanity, and pass the root data back out via *fab. + * + * This is /also/ a chicken and egg problem because we have to use the rmapbt + * (rooted in the AGF) to find the btrees rooted in the AGF. We also have no + * idea if the btrees make any sense. If we hit obvious corruptions in those + * btrees we'll bail out. + */ +STATIC int +xrep_agf_find_btrees( + struct xfs_scrub *sc, + struct xfs_buf *agf_bp, + struct xrep_find_ag_btree *fab, + struct xfs_buf *agfl_bp) +{ + struct xfs_agf *old_agf = XFS_BUF_TO_AGF(agf_bp); + int error; + + /* Go find the root data. */ + error = xrep_find_ag_btree_roots(sc, agf_bp, fab, agfl_bp); + if (error) + return error; + + /* We must find the bnobt, cntbt, and rmapbt roots. */ + if (!xrep_check_btree_root(sc, &fab[XREP_AGF_BNOBT]) || + !xrep_check_btree_root(sc, &fab[XREP_AGF_CNTBT]) || + !xrep_check_btree_root(sc, &fab[XREP_AGF_RMAPBT])) + return -EFSCORRUPTED; + + /* + * We relied on the rmapbt to reconstruct the AGF. If we get a + * different root then something's seriously wrong. + */ + if (fab[XREP_AGF_RMAPBT].root != + be32_to_cpu(old_agf->agf_roots[XFS_BTNUM_RMAPi])) + return -EFSCORRUPTED; + + /* We must find the refcountbt root if that feature is enabled. */ + if (xfs_sb_version_hasreflink(&sc->mp->m_sb) && + !xrep_check_btree_root(sc, &fab[XREP_AGF_REFCOUNTBT])) + return -EFSCORRUPTED; + + return 0; +} + +/* + * Reinitialize the AGF header, making an in-core copy of the old contents so + * that we know which in-core state needs to be reinitialized. + */ +STATIC void +xrep_agf_init_header( + struct xfs_scrub *sc, + struct xfs_buf *agf_bp, + struct xfs_agf *old_agf) +{ + struct xfs_mount *mp = sc->mp; + struct xfs_agf *agf = XFS_BUF_TO_AGF(agf_bp); + + memcpy(old_agf, agf, sizeof(*old_agf)); + memset(agf, 0, BBTOB(agf_bp->b_length)); + agf->agf_magicnum = cpu_to_be32(XFS_AGF_MAGIC); + agf->agf_versionnum = cpu_to_be32(XFS_AGF_VERSION); + agf->agf_seqno = cpu_to_be32(sc->sa.agno); + agf->agf_length = cpu_to_be32(xfs_ag_block_count(mp, sc->sa.agno)); + agf->agf_flfirst = old_agf->agf_flfirst; + agf->agf_fllast = old_agf->agf_fllast; + agf->agf_flcount = old_agf->agf_flcount; + if (xfs_sb_version_hascrc(&mp->m_sb)) + uuid_copy(&agf->agf_uuid, &mp->m_sb.sb_meta_uuid); + + /* Mark the incore AGF data stale until we're done fixing things. */ + ASSERT(sc->sa.pag->pagf_init); + sc->sa.pag->pagf_init = 0; +} + +/* Set btree root information in an AGF. */ +STATIC void +xrep_agf_set_roots( + struct xfs_scrub *sc, + struct xfs_agf *agf, + struct xrep_find_ag_btree *fab) +{ + agf->agf_roots[XFS_BTNUM_BNOi] = + cpu_to_be32(fab[XREP_AGF_BNOBT].root); + agf->agf_levels[XFS_BTNUM_BNOi] = + cpu_to_be32(fab[XREP_AGF_BNOBT].height); + + agf->agf_roots[XFS_BTNUM_CNTi] = + cpu_to_be32(fab[XREP_AGF_CNTBT].root); + agf->agf_levels[XFS_BTNUM_CNTi] = + cpu_to_be32(fab[XREP_AGF_CNTBT].height); + + agf->agf_roots[XFS_BTNUM_RMAPi] = + cpu_to_be32(fab[XREP_AGF_RMAPBT].root); + agf->agf_levels[XFS_BTNUM_RMAPi] = + cpu_to_be32(fab[XREP_AGF_RMAPBT].height); + + if (xfs_sb_version_hasreflink(&sc->mp->m_sb)) { + agf->agf_refcount_root = + cpu_to_be32(fab[XREP_AGF_REFCOUNTBT].root); + agf->agf_refcount_level = + cpu_to_be32(fab[XREP_AGF_REFCOUNTBT].height); + } +} + +/* Update all AGF fields which derive from btree contents. */ +STATIC int +xrep_agf_calc_from_btrees( + struct xfs_scrub *sc, + struct xfs_buf *agf_bp) +{ + struct xrep_agf_allocbt raa = { .sc = sc }; + struct xfs_btree_cur *cur = NULL; + struct xfs_agf *agf = XFS_BUF_TO_AGF(agf_bp); + struct xfs_mount *mp = sc->mp; + xfs_agblock_t btreeblks; + xfs_agblock_t blocks; + int error; + + /* Update the AGF counters from the bnobt. */ + cur = xfs_allocbt_init_cursor(mp, sc->tp, agf_bp, sc->sa.agno, + XFS_BTNUM_BNO); + error = xfs_alloc_query_all(cur, xrep_agf_walk_allocbt, &raa); + if (error) + goto err; + error = xfs_btree_count_blocks(cur, &blocks); + if (error) + goto err; + xfs_btree_del_cursor(cur, error); + btreeblks = blocks - 1; + agf->agf_freeblks = cpu_to_be32(raa.freeblks); + agf->agf_longest = cpu_to_be32(raa.longest); + + /* Update the AGF counters from the cntbt. */ + cur = xfs_allocbt_init_cursor(mp, sc->tp, agf_bp, sc->sa.agno, + XFS_BTNUM_CNT); + error = xfs_btree_count_blocks(cur, &blocks); + if (error) + goto err; + xfs_btree_del_cursor(cur, error); + btreeblks += blocks - 1; + + /* Update the AGF counters from the rmapbt. */ + cur = xfs_rmapbt_init_cursor(mp, sc->tp, agf_bp, sc->sa.agno); + error = xfs_btree_count_blocks(cur, &blocks); + if (error) + goto err; + xfs_btree_del_cursor(cur, error); + agf->agf_rmap_blocks = cpu_to_be32(blocks); + btreeblks += blocks - 1; + + agf->agf_btreeblks = cpu_to_be32(btreeblks); + + /* Update the AGF counters from the refcountbt. */ + if (xfs_sb_version_hasreflink(&mp->m_sb)) { + cur = xfs_refcountbt_init_cursor(mp, sc->tp, agf_bp, + sc->sa.agno); + error = xfs_btree_count_blocks(cur, &blocks); + if (error) + goto err; + xfs_btree_del_cursor(cur, error); + agf->agf_refcount_blocks = cpu_to_be32(blocks); + } + + return 0; +err: + xfs_btree_del_cursor(cur, error); + return error; +} + +/* Commit the new AGF and reinitialize the incore state. */ +STATIC int +xrep_agf_commit_new( + struct xfs_scrub *sc, + struct xfs_buf *agf_bp) +{ + struct xfs_perag *pag; + struct xfs_agf *agf = XFS_BUF_TO_AGF(agf_bp); + + /* Trigger fdblocks recalculation */ + xfs_force_summary_recalc(sc->mp); + + /* Write this to disk. */ + xfs_trans_buf_set_type(sc->tp, agf_bp, XFS_BLFT_AGF_BUF); + xfs_trans_log_buf(sc->tp, agf_bp, 0, BBTOB(agf_bp->b_length) - 1); + + /* Now reinitialize the in-core counters we changed. */ + pag = sc->sa.pag; + pag->pagf_btreeblks = be32_to_cpu(agf->agf_btreeblks); + pag->pagf_freeblks = be32_to_cpu(agf->agf_freeblks); + pag->pagf_longest = be32_to_cpu(agf->agf_longest); + pag->pagf_levels[XFS_BTNUM_BNOi] = + be32_to_cpu(agf->agf_levels[XFS_BTNUM_BNOi]); + pag->pagf_levels[XFS_BTNUM_CNTi] = + be32_to_cpu(agf->agf_levels[XFS_BTNUM_CNTi]); + pag->pagf_levels[XFS_BTNUM_RMAPi] = + be32_to_cpu(agf->agf_levels[XFS_BTNUM_RMAPi]); + pag->pagf_refcount_level = be32_to_cpu(agf->agf_refcount_level); + pag->pagf_init = 1; + + return 0; +} + +/* Repair the AGF. v5 filesystems only. */ +int +xrep_agf( + struct xfs_scrub *sc) +{ + struct xrep_find_ag_btree fab[XREP_AGF_MAX] = { + [XREP_AGF_BNOBT] = { + .rmap_owner = XFS_RMAP_OWN_AG, + .buf_ops = &xfs_allocbt_buf_ops, + .magic = XFS_ABTB_CRC_MAGIC, + }, + [XREP_AGF_CNTBT] = { + .rmap_owner = XFS_RMAP_OWN_AG, + .buf_ops = &xfs_allocbt_buf_ops, + .magic = XFS_ABTC_CRC_MAGIC, + }, + [XREP_AGF_RMAPBT] = { + .rmap_owner = XFS_RMAP_OWN_AG, + .buf_ops = &xfs_rmapbt_buf_ops, + .magic = XFS_RMAP_CRC_MAGIC, + }, + [XREP_AGF_REFCOUNTBT] = { + .rmap_owner = XFS_RMAP_OWN_REFC, + .buf_ops = &xfs_refcountbt_buf_ops, + .magic = XFS_REFC_CRC_MAGIC, + }, + [XREP_AGF_END] = { + .buf_ops = NULL, + }, + }; + struct xfs_agf old_agf; + struct xfs_mount *mp = sc->mp; + struct xfs_buf *agf_bp; + struct xfs_buf *agfl_bp; + struct xfs_agf *agf; + int error; + + /* We require the rmapbt to rebuild anything. */ + if (!xfs_sb_version_hasrmapbt(&mp->m_sb)) + return -EOPNOTSUPP; + + xchk_perag_get(sc->mp, &sc->sa); + /* + * Make sure we have the AGF buffer, as scrub might have decided it + * was corrupt after xfs_alloc_read_agf failed with -EFSCORRUPTED. + */ + error = xfs_trans_read_buf(mp, sc->tp, mp->m_ddev_targp, + XFS_AG_DADDR(mp, sc->sa.agno, XFS_AGF_DADDR(mp)), + XFS_FSS_TO_BB(mp, 1), 0, &agf_bp, NULL); + if (error) + return error; + agf_bp->b_ops = &xfs_agf_buf_ops; + agf = XFS_BUF_TO_AGF(agf_bp); + + /* + * Load the AGFL so that we can screen out OWN_AG blocks that are on + * the AGFL now; these blocks might have once been part of the + * bno/cnt/rmap btrees but are not now. This is a chicken and egg + * problem: the AGF is corrupt, so we have to trust the AGFL contents + * because we can't do any serious cross-referencing with any of the + * btrees rooted in the AGF. If the AGFL contents are obviously bad + * then we'll bail out. + */ + error = xfs_alloc_read_agfl(mp, sc->tp, sc->sa.agno, &agfl_bp); + if (error) + return error; + + /* + * Spot-check the AGFL blocks; if they're obviously corrupt then + * there's nothing we can do but bail out. + */ + error = xfs_agfl_walk(sc->mp, XFS_BUF_TO_AGF(agf_bp), agfl_bp, + xrep_agf_check_agfl_block, sc); + if (error) + return error; + + /* + * Find the AGF btree roots. This is also a chicken-and-egg situation; + * see the function for more details. + */ + error = xrep_agf_find_btrees(sc, agf_bp, fab, agfl_bp); + if (error) + return error; + + /* Start rewriting the header and implant the btrees we found. */ + xrep_agf_init_header(sc, agf_bp, &old_agf); + xrep_agf_set_roots(sc, agf, fab); + error = xrep_agf_calc_from_btrees(sc, agf_bp); + if (error) + goto out_revert; + + /* Commit the changes and reinitialize incore state. */ + return xrep_agf_commit_new(sc, agf_bp); + +out_revert: + /* Mark the incore AGF state stale and revert the AGF. */ + sc->sa.pag->pagf_init = 0; + memcpy(agf, &old_agf, sizeof(old_agf)); + return error; +} + +/* AGFL */ + +struct xrep_agfl { + /* Bitmap of other OWN_AG metadata blocks. */ + struct xfs_bitmap agmetablocks; + + /* Bitmap of free space. */ + struct xfs_bitmap *freesp; + + struct xfs_scrub *sc; +}; + +/* Record all OWN_AG (free space btree) information from the rmap data. */ +STATIC int +xrep_agfl_walk_rmap( + struct xfs_btree_cur *cur, + struct xfs_rmap_irec *rec, + void *priv) +{ + struct xrep_agfl *ra = priv; + xfs_fsblock_t fsb; + int error = 0; + + if (xchk_should_terminate(ra->sc, &error)) + return error; + + /* Record all the OWN_AG blocks. */ + if (rec->rm_owner == XFS_RMAP_OWN_AG) { + fsb = XFS_AGB_TO_FSB(cur->bc_mp, cur->bc_private.a.agno, + rec->rm_startblock); + error = xfs_bitmap_set(ra->freesp, fsb, rec->rm_blockcount); + if (error) + return error; + } + + return xfs_bitmap_set_btcur_path(&ra->agmetablocks, cur); +} + +/* + * Map out all the non-AGFL OWN_AG space in this AG so that we can deduce + * which blocks belong to the AGFL. + * + * Compute the set of old AGFL blocks by subtracting from the list of OWN_AG + * blocks the list of blocks owned by all other OWN_AG metadata (bnobt, cntbt, + * rmapbt). These are the old AGFL blocks, so return that list and the number + * of blocks we're actually going to put back on the AGFL. + */ +STATIC int +xrep_agfl_collect_blocks( + struct xfs_scrub *sc, + struct xfs_buf *agf_bp, + struct xfs_bitmap *agfl_extents, + xfs_agblock_t *flcount) +{ + struct xrep_agfl ra; + struct xfs_mount *mp = sc->mp; + struct xfs_btree_cur *cur; + struct xfs_bitmap_range *br; + struct xfs_bitmap_range *n; + int error; + + ra.sc = sc; + ra.freesp = agfl_extents; + xfs_bitmap_init(&ra.agmetablocks); + + /* Find all space used by the free space btrees & rmapbt. */ + cur = xfs_rmapbt_init_cursor(mp, sc->tp, agf_bp, sc->sa.agno); + error = xfs_rmap_query_all(cur, xrep_agfl_walk_rmap, &ra); + if (error) + goto err; + xfs_btree_del_cursor(cur, error); + + /* Find all blocks currently being used by the bnobt. */ + cur = xfs_allocbt_init_cursor(mp, sc->tp, agf_bp, sc->sa.agno, + XFS_BTNUM_BNO); + error = xfs_bitmap_set_btblocks(&ra.agmetablocks, cur); + if (error) + goto err; + xfs_btree_del_cursor(cur, error); + + /* Find all blocks currently being used by the cntbt. */ + cur = xfs_allocbt_init_cursor(mp, sc->tp, agf_bp, sc->sa.agno, + XFS_BTNUM_CNT); + error = xfs_bitmap_set_btblocks(&ra.agmetablocks, cur); + if (error) + goto err; + + xfs_btree_del_cursor(cur, error); + + /* + * Drop the freesp meta blocks that are in use by btrees. + * The remaining blocks /should/ be AGFL blocks. + */ + error = xfs_bitmap_disunion(agfl_extents, &ra.agmetablocks); + xfs_bitmap_destroy(&ra.agmetablocks); + if (error) + return error; + + /* + * Calculate the new AGFL size. If we found more blocks than fit in + * the AGFL we'll free them later. + */ + *flcount = 0; + for_each_xfs_bitmap_extent(br, n, agfl_extents) { + *flcount += br->len; + if (*flcount > xfs_agfl_size(mp)) + break; + } + if (*flcount > xfs_agfl_size(mp)) + *flcount = xfs_agfl_size(mp); + return 0; + +err: + xfs_bitmap_destroy(&ra.agmetablocks); + xfs_btree_del_cursor(cur, error); + return error; +} + +/* Update the AGF and reset the in-core state. */ +STATIC void +xrep_agfl_update_agf( + struct xfs_scrub *sc, + struct xfs_buf *agf_bp, + xfs_agblock_t flcount) +{ + struct xfs_agf *agf = XFS_BUF_TO_AGF(agf_bp); + + ASSERT(flcount <= xfs_agfl_size(sc->mp)); + + /* Trigger fdblocks recalculation */ + xfs_force_summary_recalc(sc->mp); + + /* Update the AGF counters. */ + if (sc->sa.pag->pagf_init) + sc->sa.pag->pagf_flcount = flcount; + agf->agf_flfirst = cpu_to_be32(0); + agf->agf_flcount = cpu_to_be32(flcount); + agf->agf_fllast = cpu_to_be32(flcount - 1); + + xfs_alloc_log_agf(sc->tp, agf_bp, + XFS_AGF_FLFIRST | XFS_AGF_FLLAST | XFS_AGF_FLCOUNT); +} + +/* Write out a totally new AGFL. */ +STATIC void +xrep_agfl_init_header( + struct xfs_scrub *sc, + struct xfs_buf *agfl_bp, + struct xfs_bitmap *agfl_extents, + xfs_agblock_t flcount) +{ + struct xfs_mount *mp = sc->mp; + __be32 *agfl_bno; + struct xfs_bitmap_range *br; + struct xfs_bitmap_range *n; + struct xfs_agfl *agfl; + xfs_agblock_t agbno; + unsigned int fl_off; + + ASSERT(flcount <= xfs_agfl_size(mp)); + + /* + * Start rewriting the header by setting the bno[] array to + * NULLAGBLOCK, then setting AGFL header fields. + */ + agfl = XFS_BUF_TO_AGFL(agfl_bp); + memset(agfl, 0xFF, BBTOB(agfl_bp->b_length)); + agfl->agfl_magicnum = cpu_to_be32(XFS_AGFL_MAGIC); + agfl->agfl_seqno = cpu_to_be32(sc->sa.agno); + uuid_copy(&agfl->agfl_uuid, &mp->m_sb.sb_meta_uuid); + + /* + * Fill the AGFL with the remaining blocks. If agfl_extents has more + * blocks than fit in the AGFL, they will be freed in a subsequent + * step. + */ + fl_off = 0; + agfl_bno = XFS_BUF_TO_AGFL_BNO(mp, agfl_bp); + for_each_xfs_bitmap_extent(br, n, agfl_extents) { + agbno = XFS_FSB_TO_AGBNO(mp, br->start); + + trace_xrep_agfl_insert(mp, sc->sa.agno, agbno, br->len); + + while (br->len > 0 && fl_off < flcount) { + agfl_bno[fl_off] = cpu_to_be32(agbno); + fl_off++; + agbno++; + + /* + * We've now used br->start by putting it in the AGFL, + * so bump br so that we don't reap the block later. + */ + br->start++; + br->len--; + } + + if (br->len) + break; + list_del(&br->list); + kmem_free(br); + } + + /* Write new AGFL to disk. */ + xfs_trans_buf_set_type(sc->tp, agfl_bp, XFS_BLFT_AGFL_BUF); + xfs_trans_log_buf(sc->tp, agfl_bp, 0, BBTOB(agfl_bp->b_length) - 1); +} + +/* Repair the AGFL. */ +int +xrep_agfl( + struct xfs_scrub *sc) +{ + struct xfs_owner_info oinfo; + struct xfs_bitmap agfl_extents; + struct xfs_mount *mp = sc->mp; + struct xfs_buf *agf_bp; + struct xfs_buf *agfl_bp; + xfs_agblock_t flcount; + int error; + + /* We require the rmapbt to rebuild anything. */ + if (!xfs_sb_version_hasrmapbt(&mp->m_sb)) + return -EOPNOTSUPP; + + xchk_perag_get(sc->mp, &sc->sa); + xfs_bitmap_init(&agfl_extents); + + /* + * Read the AGF so that we can query the rmapbt. We hope that there's + * nothing wrong with the AGF, but all the AG header repair functions + * have this chicken-and-egg problem. + */ + error = xfs_alloc_read_agf(mp, sc->tp, sc->sa.agno, 0, &agf_bp); + if (error) + return error; + if (!agf_bp) + return -ENOMEM; + + /* + * Make sure we have the AGFL buffer, as scrub might have decided it + * was corrupt after xfs_alloc_read_agfl failed with -EFSCORRUPTED. + */ + error = xfs_trans_read_buf(mp, sc->tp, mp->m_ddev_targp, + XFS_AG_DADDR(mp, sc->sa.agno, XFS_AGFL_DADDR(mp)), + XFS_FSS_TO_BB(mp, 1), 0, &agfl_bp, NULL); + if (error) + return error; + agfl_bp->b_ops = &xfs_agfl_buf_ops; + + /* Gather all the extents we're going to put on the new AGFL. */ + error = xrep_agfl_collect_blocks(sc, agf_bp, &agfl_extents, &flcount); + if (error) + goto err; + + /* + * Update AGF and AGFL. We reset the global free block counter when + * we adjust the AGF flcount (which can fail) so avoid updating any + * buffers until we know that part works. + */ + xrep_agfl_update_agf(sc, agf_bp, flcount); + xrep_agfl_init_header(sc, agfl_bp, &agfl_extents, flcount); + + /* + * Ok, the AGFL should be ready to go now. Roll the transaction to + * make the new AGFL permanent before we start using it to return + * freespace overflow to the freespace btrees. + */ + sc->sa.agf_bp = agf_bp; + sc->sa.agfl_bp = agfl_bp; + error = xrep_roll_ag_trans(sc); + if (error) + goto err; + + /* Dump any AGFL overflow. */ + xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_AG); + return xrep_reap_extents(sc, &agfl_extents, &oinfo, XFS_AG_RESV_AGFL); +err: + xfs_bitmap_destroy(&agfl_extents); + return error; +} + +/* AGI */ + +/* + * Offset within the xrep_find_ag_btree array for each btree type. Avoid the + * XFS_BTNUM_ names here to avoid creating a sparse array. + */ +enum { + XREP_AGI_INOBT = 0, + XREP_AGI_FINOBT, + XREP_AGI_END, + XREP_AGI_MAX +}; + +/* + * Given the inode btree roots described by *fab, find the roots, check them + * for sanity, and pass the root data back out via *fab. + */ +STATIC int +xrep_agi_find_btrees( + struct xfs_scrub *sc, + struct xrep_find_ag_btree *fab) +{ + struct xfs_buf *agf_bp; + struct xfs_mount *mp = sc->mp; + int error; + + /* Read the AGF. */ + error = xfs_alloc_read_agf(mp, sc->tp, sc->sa.agno, 0, &agf_bp); + if (error) + return error; + if (!agf_bp) + return -ENOMEM; + + /* Find the btree roots. */ + error = xrep_find_ag_btree_roots(sc, agf_bp, fab, NULL); + if (error) + return error; + + /* We must find the inobt root. */ + if (!xrep_check_btree_root(sc, &fab[XREP_AGI_INOBT])) + return -EFSCORRUPTED; + + /* We must find the finobt root if that feature is enabled. */ + if (xfs_sb_version_hasfinobt(&mp->m_sb) && + !xrep_check_btree_root(sc, &fab[XREP_AGI_FINOBT])) + return -EFSCORRUPTED; + + return 0; +} + +/* + * Reinitialize the AGI header, making an in-core copy of the old contents so + * that we know which in-core state needs to be reinitialized. + */ +STATIC void +xrep_agi_init_header( + struct xfs_scrub *sc, + struct xfs_buf *agi_bp, + struct xfs_agi *old_agi) +{ + struct xfs_agi *agi = XFS_BUF_TO_AGI(agi_bp); + struct xfs_mount *mp = sc->mp; + + memcpy(old_agi, agi, sizeof(*old_agi)); + memset(agi, 0, BBTOB(agi_bp->b_length)); + agi->agi_magicnum = cpu_to_be32(XFS_AGI_MAGIC); + agi->agi_versionnum = cpu_to_be32(XFS_AGI_VERSION); + agi->agi_seqno = cpu_to_be32(sc->sa.agno); + agi->agi_length = cpu_to_be32(xfs_ag_block_count(mp, sc->sa.agno)); + agi->agi_newino = cpu_to_be32(NULLAGINO); + agi->agi_dirino = cpu_to_be32(NULLAGINO); + if (xfs_sb_version_hascrc(&mp->m_sb)) + uuid_copy(&agi->agi_uuid, &mp->m_sb.sb_meta_uuid); + + /* We don't know how to fix the unlinked list yet. */ + memcpy(&agi->agi_unlinked, &old_agi->agi_unlinked, + sizeof(agi->agi_unlinked)); + + /* Mark the incore AGF data stale until we're done fixing things. */ + ASSERT(sc->sa.pag->pagi_init); + sc->sa.pag->pagi_init = 0; +} + +/* Set btree root information in an AGI. */ +STATIC void +xrep_agi_set_roots( + struct xfs_scrub *sc, + struct xfs_agi *agi, + struct xrep_find_ag_btree *fab) +{ + agi->agi_root = cpu_to_be32(fab[XREP_AGI_INOBT].root); + agi->agi_level = cpu_to_be32(fab[XREP_AGI_INOBT].height); + + if (xfs_sb_version_hasfinobt(&sc->mp->m_sb)) { + agi->agi_free_root = cpu_to_be32(fab[XREP_AGI_FINOBT].root); + agi->agi_free_level = cpu_to_be32(fab[XREP_AGI_FINOBT].height); + } +} + +/* Update the AGI counters. */ +STATIC int +xrep_agi_calc_from_btrees( + struct xfs_scrub *sc, + struct xfs_buf *agi_bp) +{ + struct xfs_btree_cur *cur; + struct xfs_agi *agi = XFS_BUF_TO_AGI(agi_bp); + struct xfs_mount *mp = sc->mp; + xfs_agino_t count; + xfs_agino_t freecount; + int error; + + cur = xfs_inobt_init_cursor(mp, sc->tp, agi_bp, sc->sa.agno, + XFS_BTNUM_INO); + error = xfs_ialloc_count_inodes(cur, &count, &freecount); + if (error) + goto err; + xfs_btree_del_cursor(cur, error); + + agi->agi_count = cpu_to_be32(count); + agi->agi_freecount = cpu_to_be32(freecount); + return 0; +err: + xfs_btree_del_cursor(cur, error); + return error; +} + +/* Trigger reinitialization of the in-core data. */ +STATIC int +xrep_agi_commit_new( + struct xfs_scrub *sc, + struct xfs_buf *agi_bp) +{ + struct xfs_perag *pag; + struct xfs_agi *agi = XFS_BUF_TO_AGI(agi_bp); + + /* Trigger inode count recalculation */ + xfs_force_summary_recalc(sc->mp); + + /* Write this to disk. */ + xfs_trans_buf_set_type(sc->tp, agi_bp, XFS_BLFT_AGI_BUF); + xfs_trans_log_buf(sc->tp, agi_bp, 0, BBTOB(agi_bp->b_length) - 1); + + /* Now reinitialize the in-core counters if necessary. */ + pag = sc->sa.pag; + pag->pagi_count = be32_to_cpu(agi->agi_count); + pag->pagi_freecount = be32_to_cpu(agi->agi_freecount); + pag->pagi_init = 1; + + return 0; +} + +/* Repair the AGI. */ +int +xrep_agi( + struct xfs_scrub *sc) +{ + struct xrep_find_ag_btree fab[XREP_AGI_MAX] = { + [XREP_AGI_INOBT] = { + .rmap_owner = XFS_RMAP_OWN_INOBT, + .buf_ops = &xfs_inobt_buf_ops, + .magic = XFS_IBT_CRC_MAGIC, + }, + [XREP_AGI_FINOBT] = { + .rmap_owner = XFS_RMAP_OWN_INOBT, + .buf_ops = &xfs_inobt_buf_ops, + .magic = XFS_FIBT_CRC_MAGIC, + }, + [XREP_AGI_END] = { + .buf_ops = NULL + }, + }; + struct xfs_agi old_agi; + struct xfs_mount *mp = sc->mp; + struct xfs_buf *agi_bp; + struct xfs_agi *agi; + int error; + + /* We require the rmapbt to rebuild anything. */ + if (!xfs_sb_version_hasrmapbt(&mp->m_sb)) + return -EOPNOTSUPP; + + xchk_perag_get(sc->mp, &sc->sa); + /* + * Make sure we have the AGI buffer, as scrub might have decided it + * was corrupt after xfs_ialloc_read_agi failed with -EFSCORRUPTED. + */ + error = xfs_trans_read_buf(mp, sc->tp, mp->m_ddev_targp, + XFS_AG_DADDR(mp, sc->sa.agno, XFS_AGI_DADDR(mp)), + XFS_FSS_TO_BB(mp, 1), 0, &agi_bp, NULL); + if (error) + return error; + agi_bp->b_ops = &xfs_agi_buf_ops; + agi = XFS_BUF_TO_AGI(agi_bp); + + /* Find the AGI btree roots. */ + error = xrep_agi_find_btrees(sc, fab); + if (error) + return error; + + /* Start rewriting the header and implant the btrees we found. */ + xrep_agi_init_header(sc, agi_bp, &old_agi); + xrep_agi_set_roots(sc, agi, fab); + error = xrep_agi_calc_from_btrees(sc, agi_bp); + if (error) + goto out_revert; + + /* Reinitialize in-core state. */ + return xrep_agi_commit_new(sc, agi_bp); + +out_revert: + /* Mark the incore AGI state stale and revert the AGI. */ + sc->sa.pag->pagi_init = 0; + memcpy(agi, &old_agi, sizeof(old_agi)); + return error; +} diff --git a/fs/xfs/scrub/alloc.c b/fs/xfs/scrub/alloc.c index 50e4f7fa06f0..036b5c7021eb 100644 --- a/fs/xfs/scrub/alloc.c +++ b/fs/xfs/scrub/alloc.c @@ -28,11 +28,11 @@ * Set us up to scrub free space btrees. */ int -xfs_scrub_setup_ag_allocbt( - struct xfs_scrub_context *sc, - struct xfs_inode *ip) +xchk_setup_ag_allocbt( + struct xfs_scrub *sc, + struct xfs_inode *ip) { - return xfs_scrub_setup_ag_btree(sc, ip, false); + return xchk_setup_ag_btree(sc, ip, false); } /* Free space btree scrubber. */ @@ -41,71 +41,71 @@ xfs_scrub_setup_ag_allocbt( * bnobt/cntbt record, respectively. */ STATIC void -xfs_scrub_allocbt_xref_other( - struct xfs_scrub_context *sc, - xfs_agblock_t agbno, - xfs_extlen_t len) +xchk_allocbt_xref_other( + struct xfs_scrub *sc, + xfs_agblock_t agbno, + xfs_extlen_t len) { - struct xfs_btree_cur **pcur; - xfs_agblock_t fbno; - xfs_extlen_t flen; - int has_otherrec; - int error; + struct xfs_btree_cur **pcur; + xfs_agblock_t fbno; + xfs_extlen_t flen; + int has_otherrec; + int error; if (sc->sm->sm_type == XFS_SCRUB_TYPE_BNOBT) pcur = &sc->sa.cnt_cur; else pcur = &sc->sa.bno_cur; - if (!*pcur || xfs_scrub_skip_xref(sc->sm)) + if (!*pcur || xchk_skip_xref(sc->sm)) return; error = xfs_alloc_lookup_le(*pcur, agbno, len, &has_otherrec); - if (!xfs_scrub_should_check_xref(sc, &error, pcur)) + if (!xchk_should_check_xref(sc, &error, pcur)) return; if (!has_otherrec) { - xfs_scrub_btree_xref_set_corrupt(sc, *pcur, 0); + xchk_btree_xref_set_corrupt(sc, *pcur, 0); return; } error = xfs_alloc_get_rec(*pcur, &fbno, &flen, &has_otherrec); - if (!xfs_scrub_should_check_xref(sc, &error, pcur)) + if (!xchk_should_check_xref(sc, &error, pcur)) return; if (!has_otherrec) { - xfs_scrub_btree_xref_set_corrupt(sc, *pcur, 0); + xchk_btree_xref_set_corrupt(sc, *pcur, 0); return; } if (fbno != agbno || flen != len) - xfs_scrub_btree_xref_set_corrupt(sc, *pcur, 0); + xchk_btree_xref_set_corrupt(sc, *pcur, 0); } /* Cross-reference with the other btrees. */ STATIC void -xfs_scrub_allocbt_xref( - struct xfs_scrub_context *sc, - xfs_agblock_t agbno, - xfs_extlen_t len) +xchk_allocbt_xref( + struct xfs_scrub *sc, + xfs_agblock_t agbno, + xfs_extlen_t len) { if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return; - xfs_scrub_allocbt_xref_other(sc, agbno, len); - xfs_scrub_xref_is_not_inode_chunk(sc, agbno, len); - xfs_scrub_xref_has_no_owner(sc, agbno, len); - xfs_scrub_xref_is_not_shared(sc, agbno, len); + xchk_allocbt_xref_other(sc, agbno, len); + xchk_xref_is_not_inode_chunk(sc, agbno, len); + xchk_xref_has_no_owner(sc, agbno, len); + xchk_xref_is_not_shared(sc, agbno, len); } /* Scrub a bnobt/cntbt record. */ STATIC int -xfs_scrub_allocbt_rec( - struct xfs_scrub_btree *bs, - union xfs_btree_rec *rec) +xchk_allocbt_rec( + struct xchk_btree *bs, + union xfs_btree_rec *rec) { - struct xfs_mount *mp = bs->cur->bc_mp; - xfs_agnumber_t agno = bs->cur->bc_private.a.agno; - xfs_agblock_t bno; - xfs_extlen_t len; - int error = 0; + struct xfs_mount *mp = bs->cur->bc_mp; + xfs_agnumber_t agno = bs->cur->bc_private.a.agno; + xfs_agblock_t bno; + xfs_extlen_t len; + int error = 0; bno = be32_to_cpu(rec->alloc.ar_startblock); len = be32_to_cpu(rec->alloc.ar_blockcount); @@ -113,57 +113,57 @@ xfs_scrub_allocbt_rec( if (bno + len <= bno || !xfs_verify_agbno(mp, agno, bno) || !xfs_verify_agbno(mp, agno, bno + len - 1)) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); - xfs_scrub_allocbt_xref(bs->sc, bno, len); + xchk_allocbt_xref(bs->sc, bno, len); return error; } /* Scrub the freespace btrees for some AG. */ STATIC int -xfs_scrub_allocbt( - struct xfs_scrub_context *sc, - xfs_btnum_t which) +xchk_allocbt( + struct xfs_scrub *sc, + xfs_btnum_t which) { - struct xfs_owner_info oinfo; - struct xfs_btree_cur *cur; + struct xfs_owner_info oinfo; + struct xfs_btree_cur *cur; xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_AG); cur = which == XFS_BTNUM_BNO ? sc->sa.bno_cur : sc->sa.cnt_cur; - return xfs_scrub_btree(sc, cur, xfs_scrub_allocbt_rec, &oinfo, NULL); + return xchk_btree(sc, cur, xchk_allocbt_rec, &oinfo, NULL); } int -xfs_scrub_bnobt( - struct xfs_scrub_context *sc) +xchk_bnobt( + struct xfs_scrub *sc) { - return xfs_scrub_allocbt(sc, XFS_BTNUM_BNO); + return xchk_allocbt(sc, XFS_BTNUM_BNO); } int -xfs_scrub_cntbt( - struct xfs_scrub_context *sc) +xchk_cntbt( + struct xfs_scrub *sc) { - return xfs_scrub_allocbt(sc, XFS_BTNUM_CNT); + return xchk_allocbt(sc, XFS_BTNUM_CNT); } /* xref check that the extent is not free */ void -xfs_scrub_xref_is_used_space( - struct xfs_scrub_context *sc, - xfs_agblock_t agbno, - xfs_extlen_t len) +xchk_xref_is_used_space( + struct xfs_scrub *sc, + xfs_agblock_t agbno, + xfs_extlen_t len) { - bool is_freesp; - int error; + bool is_freesp; + int error; - if (!sc->sa.bno_cur || xfs_scrub_skip_xref(sc->sm)) + if (!sc->sa.bno_cur || xchk_skip_xref(sc->sm)) return; error = xfs_alloc_has_record(sc->sa.bno_cur, agbno, len, &is_freesp); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.bno_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.bno_cur)) return; if (is_freesp) - xfs_scrub_btree_xref_set_corrupt(sc, sc->sa.bno_cur, 0); + xchk_btree_xref_set_corrupt(sc, sc->sa.bno_cur, 0); } diff --git a/fs/xfs/scrub/attr.c b/fs/xfs/scrub/attr.c index de51cf8a8516..81d5e90547a1 100644 --- a/fs/xfs/scrub/attr.c +++ b/fs/xfs/scrub/attr.c @@ -32,11 +32,11 @@ /* Set us up to scrub an inode's extended attributes. */ int -xfs_scrub_setup_xattr( - struct xfs_scrub_context *sc, - struct xfs_inode *ip) +xchk_setup_xattr( + struct xfs_scrub *sc, + struct xfs_inode *ip) { - size_t sz; + size_t sz; /* * Allocate the buffer without the inode lock held. We need enough @@ -50,14 +50,14 @@ xfs_scrub_setup_xattr( if (!sc->buf) return -ENOMEM; - return xfs_scrub_setup_inode_contents(sc, ip, 0); + return xchk_setup_inode_contents(sc, ip, 0); } /* Extended Attributes */ -struct xfs_scrub_xattr { +struct xchk_xattr { struct xfs_attr_list_context context; - struct xfs_scrub_context *sc; + struct xfs_scrub *sc; }; /* @@ -69,22 +69,22 @@ struct xfs_scrub_xattr { * or if we get more or less data than we expected. */ static void -xfs_scrub_xattr_listent( +xchk_xattr_listent( struct xfs_attr_list_context *context, int flags, unsigned char *name, int namelen, int valuelen) { - struct xfs_scrub_xattr *sx; + struct xchk_xattr *sx; struct xfs_da_args args = { NULL }; int error = 0; - sx = container_of(context, struct xfs_scrub_xattr, context); + sx = container_of(context, struct xchk_xattr, context); if (flags & XFS_ATTR_INCOMPLETE) { /* Incomplete attr key, just mark the inode for preening. */ - xfs_scrub_ino_set_preen(sx->sc, context->dp->i_ino); + xchk_ino_set_preen(sx->sc, context->dp->i_ino); return; } @@ -106,11 +106,11 @@ xfs_scrub_xattr_listent( error = xfs_attr_get_ilocked(context->dp, &args); if (error == -EEXIST) error = 0; - if (!xfs_scrub_fblock_process_error(sx->sc, XFS_ATTR_FORK, args.blkno, + if (!xchk_fblock_process_error(sx->sc, XFS_ATTR_FORK, args.blkno, &error)) goto fail_xref; if (args.valuelen != valuelen) - xfs_scrub_fblock_set_corrupt(sx->sc, XFS_ATTR_FORK, + xchk_fblock_set_corrupt(sx->sc, XFS_ATTR_FORK, args.blkno); fail_xref: if (sx->sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) @@ -126,14 +126,14 @@ fail_xref: * the smallest address */ STATIC bool -xfs_scrub_xattr_set_map( - struct xfs_scrub_context *sc, - unsigned long *map, - unsigned int start, - unsigned int len) +xchk_xattr_set_map( + struct xfs_scrub *sc, + unsigned long *map, + unsigned int start, + unsigned int len) { - unsigned int mapsize = sc->mp->m_attr_geo->blksize; - bool ret = true; + unsigned int mapsize = sc->mp->m_attr_geo->blksize; + bool ret = true; if (start >= mapsize) return false; @@ -154,8 +154,8 @@ xfs_scrub_xattr_set_map( * attr freemap has problems or points to used space. */ STATIC bool -xfs_scrub_xattr_check_freemap( - struct xfs_scrub_context *sc, +xchk_xattr_check_freemap( + struct xfs_scrub *sc, unsigned long *map, struct xfs_attr3_icleaf_hdr *leafhdr) { @@ -168,7 +168,7 @@ xfs_scrub_xattr_check_freemap( freemap = (unsigned long *)sc->buf + BITS_TO_LONGS(mapsize); bitmap_zero(freemap, mapsize); for (i = 0; i < XFS_ATTR_LEAF_MAPSIZE; i++) { - if (!xfs_scrub_xattr_set_map(sc, freemap, + if (!xchk_xattr_set_map(sc, freemap, leafhdr->freemap[i].base, leafhdr->freemap[i].size)) return false; @@ -184,8 +184,8 @@ xfs_scrub_xattr_check_freemap( * Returns the number of bytes used for the name/value data. */ STATIC void -xfs_scrub_xattr_entry( - struct xfs_scrub_da_btree *ds, +xchk_xattr_entry( + struct xchk_da_btree *ds, int level, char *buf_end, struct xfs_attr_leafblock *leaf, @@ -204,17 +204,17 @@ xfs_scrub_xattr_entry( unsigned int namesize; if (ent->pad2 != 0) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); /* Hash values in order? */ if (be32_to_cpu(ent->hashval) < *last_hashval) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); *last_hashval = be32_to_cpu(ent->hashval); nameidx = be16_to_cpu(ent->nameidx); if (nameidx < leafhdr->firstused || nameidx >= mp->m_attr_geo->blksize) { - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); return; } @@ -225,27 +225,27 @@ xfs_scrub_xattr_entry( be16_to_cpu(lentry->valuelen)); name_end = (char *)lentry + namesize; if (lentry->namelen == 0) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); } else { rentry = xfs_attr3_leaf_name_remote(leaf, idx); namesize = xfs_attr_leaf_entsize_remote(rentry->namelen); name_end = (char *)rentry + namesize; if (rentry->namelen == 0 || rentry->valueblk == 0) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); } if (name_end > buf_end) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); - if (!xfs_scrub_xattr_set_map(ds->sc, usedmap, nameidx, namesize)) - xfs_scrub_da_set_corrupt(ds, level); + if (!xchk_xattr_set_map(ds->sc, usedmap, nameidx, namesize)) + xchk_da_set_corrupt(ds, level); if (!(ds->sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT)) *usedbytes += namesize; } /* Scrub an attribute leaf. */ STATIC int -xfs_scrub_xattr_block( - struct xfs_scrub_da_btree *ds, +xchk_xattr_block( + struct xchk_da_btree *ds, int level) { struct xfs_attr3_icleaf_hdr leafhdr; @@ -275,10 +275,10 @@ xfs_scrub_xattr_block( if (leaf->hdr.pad1 != 0 || leaf->hdr.pad2 != 0 || leaf->hdr.info.hdr.pad != 0) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); } else { if (leaf->hdr.pad1 != 0 || leaf->hdr.info.pad != 0) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); } /* Check the leaf header */ @@ -286,44 +286,44 @@ xfs_scrub_xattr_block( hdrsize = xfs_attr3_leaf_hdr_size(leaf); if (leafhdr.usedbytes > mp->m_attr_geo->blksize) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); if (leafhdr.firstused > mp->m_attr_geo->blksize) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); if (leafhdr.firstused < hdrsize) - xfs_scrub_da_set_corrupt(ds, level); - if (!xfs_scrub_xattr_set_map(ds->sc, usedmap, 0, hdrsize)) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); + if (!xchk_xattr_set_map(ds->sc, usedmap, 0, hdrsize)) + xchk_da_set_corrupt(ds, level); if (ds->sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) goto out; entries = xfs_attr3_leaf_entryp(leaf); if ((char *)&entries[leafhdr.count] > (char *)leaf + leafhdr.firstused) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); buf_end = (char *)bp->b_addr + mp->m_attr_geo->blksize; for (i = 0, ent = entries; i < leafhdr.count; ent++, i++) { /* Mark the leaf entry itself. */ off = (char *)ent - (char *)leaf; - if (!xfs_scrub_xattr_set_map(ds->sc, usedmap, off, + if (!xchk_xattr_set_map(ds->sc, usedmap, off, sizeof(xfs_attr_leaf_entry_t))) { - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); goto out; } /* Check the entry and nameval. */ - xfs_scrub_xattr_entry(ds, level, buf_end, leaf, &leafhdr, + xchk_xattr_entry(ds, level, buf_end, leaf, &leafhdr, usedmap, ent, i, &usedbytes, &last_hashval); if (ds->sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) goto out; } - if (!xfs_scrub_xattr_check_freemap(ds->sc, usedmap, &leafhdr)) - xfs_scrub_da_set_corrupt(ds, level); + if (!xchk_xattr_check_freemap(ds->sc, usedmap, &leafhdr)) + xchk_da_set_corrupt(ds, level); if (leafhdr.usedbytes != usedbytes) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); out: return 0; @@ -331,8 +331,8 @@ out: /* Scrub a attribute btree record. */ STATIC int -xfs_scrub_xattr_rec( - struct xfs_scrub_da_btree *ds, +xchk_xattr_rec( + struct xchk_da_btree *ds, int level, void *rec) { @@ -352,14 +352,14 @@ xfs_scrub_xattr_rec( blk = &ds->state->path.blk[level]; /* Check the whole block, if necessary. */ - error = xfs_scrub_xattr_block(ds, level); + error = xchk_xattr_block(ds, level); if (error) goto out; if (ds->sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) goto out; /* Check the hash of the entry. */ - error = xfs_scrub_da_btree_hash(ds, level, &ent->hashval); + error = xchk_da_btree_hash(ds, level, &ent->hashval); if (error) goto out; @@ -368,7 +368,7 @@ xfs_scrub_xattr_rec( hdrsize = xfs_attr3_leaf_hdr_size(bp->b_addr); nameidx = be16_to_cpu(ent->nameidx); if (nameidx < hdrsize || nameidx >= mp->m_attr_geo->blksize) { - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); goto out; } @@ -377,12 +377,12 @@ xfs_scrub_xattr_rec( badflags = ~(XFS_ATTR_LOCAL | XFS_ATTR_ROOT | XFS_ATTR_SECURE | XFS_ATTR_INCOMPLETE); if ((ent->flags & badflags) != 0) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); if (ent->flags & XFS_ATTR_LOCAL) { lentry = (struct xfs_attr_leaf_name_local *) (((char *)bp->b_addr) + nameidx); if (lentry->namelen <= 0) { - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); goto out; } calc_hash = xfs_da_hashname(lentry->nameval, lentry->namelen); @@ -390,13 +390,13 @@ xfs_scrub_xattr_rec( rentry = (struct xfs_attr_leaf_name_remote *) (((char *)bp->b_addr) + nameidx); if (rentry->namelen <= 0) { - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); goto out; } calc_hash = xfs_da_hashname(rentry->name, rentry->namelen); } if (calc_hash != hash) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); out: return error; @@ -404,10 +404,10 @@ out: /* Scrub the extended attribute metadata. */ int -xfs_scrub_xattr( - struct xfs_scrub_context *sc) +xchk_xattr( + struct xfs_scrub *sc) { - struct xfs_scrub_xattr sx; + struct xchk_xattr sx; struct attrlist_cursor_kern cursor = { 0 }; xfs_dablk_t last_checked = -1U; int error = 0; @@ -417,7 +417,7 @@ xfs_scrub_xattr( memset(&sx, 0, sizeof(sx)); /* Check attribute tree structure */ - error = xfs_scrub_da_btree(sc, XFS_ATTR_FORK, xfs_scrub_xattr_rec, + error = xchk_da_btree(sc, XFS_ATTR_FORK, xchk_xattr_rec, &last_checked); if (error) goto out; @@ -429,7 +429,7 @@ xfs_scrub_xattr( sx.context.dp = sc->ip; sx.context.cursor = &cursor; sx.context.resynch = 1; - sx.context.put_listent = xfs_scrub_xattr_listent; + sx.context.put_listent = xchk_xattr_listent; sx.context.tp = sc->tp; sx.context.flags = ATTR_INCOMPLETE; sx.sc = sc; @@ -438,7 +438,7 @@ xfs_scrub_xattr( * Look up every xattr in this file by name. * * Use the backend implementation of xfs_attr_list to call - * xfs_scrub_xattr_listent on every attribute key in this inode. + * xchk_xattr_listent on every attribute key in this inode. * In other words, we use the same iterator/callback mechanism * that listattr uses to scrub extended attributes, though in our * _listent function, we check the value of the attribute. @@ -451,7 +451,7 @@ xfs_scrub_xattr( * locking order. */ error = xfs_attr_list_int_ilocked(&sx.context); - if (!xfs_scrub_fblock_process_error(sc, XFS_ATTR_FORK, 0, &error)) + if (!xchk_fblock_process_error(sc, XFS_ATTR_FORK, 0, &error)) goto out; out: return error; diff --git a/fs/xfs/scrub/bitmap.c b/fs/xfs/scrub/bitmap.c new file mode 100644 index 000000000000..fdadc9e1dc49 --- /dev/null +++ b/fs/xfs/scrub/bitmap.c @@ -0,0 +1,303 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Oracle. All Rights Reserved. + * Author: Darrick J. Wong <darrick.wong@oracle.com> + */ +#include "xfs.h" +#include "xfs_fs.h" +#include "xfs_shared.h" +#include "xfs_format.h" +#include "xfs_trans_resv.h" +#include "xfs_mount.h" +#include "xfs_btree.h" +#include "scrub/xfs_scrub.h" +#include "scrub/scrub.h" +#include "scrub/common.h" +#include "scrub/trace.h" +#include "scrub/repair.h" +#include "scrub/bitmap.h" + +/* + * Set a range of this bitmap. Caller must ensure the range is not set. + * + * This is the logical equivalent of bitmap |= mask(start, len). + */ +int +xfs_bitmap_set( + struct xfs_bitmap *bitmap, + uint64_t start, + uint64_t len) +{ + struct xfs_bitmap_range *bmr; + + bmr = kmem_alloc(sizeof(struct xfs_bitmap_range), KM_MAYFAIL); + if (!bmr) + return -ENOMEM; + + INIT_LIST_HEAD(&bmr->list); + bmr->start = start; + bmr->len = len; + list_add_tail(&bmr->list, &bitmap->list); + + return 0; +} + +/* Free everything related to this bitmap. */ +void +xfs_bitmap_destroy( + struct xfs_bitmap *bitmap) +{ + struct xfs_bitmap_range *bmr; + struct xfs_bitmap_range *n; + + for_each_xfs_bitmap_extent(bmr, n, bitmap) { + list_del(&bmr->list); + kmem_free(bmr); + } +} + +/* Set up a per-AG block bitmap. */ +void +xfs_bitmap_init( + struct xfs_bitmap *bitmap) +{ + INIT_LIST_HEAD(&bitmap->list); +} + +/* Compare two btree extents. */ +static int +xfs_bitmap_range_cmp( + void *priv, + struct list_head *a, + struct list_head *b) +{ + struct xfs_bitmap_range *ap; + struct xfs_bitmap_range *bp; + + ap = container_of(a, struct xfs_bitmap_range, list); + bp = container_of(b, struct xfs_bitmap_range, list); + + if (ap->start > bp->start) + return 1; + if (ap->start < bp->start) + return -1; + return 0; +} + +/* + * Remove all the blocks mentioned in @sub from the extents in @bitmap. + * + * The intent is that callers will iterate the rmapbt for all of its records + * for a given owner to generate @bitmap; and iterate all the blocks of the + * metadata structures that are not being rebuilt and have the same rmapbt + * owner to generate @sub. This routine subtracts all the extents + * mentioned in sub from all the extents linked in @bitmap, which leaves + * @bitmap as the list of blocks that are not accounted for, which we assume + * are the dead blocks of the old metadata structure. The blocks mentioned in + * @bitmap can be reaped. + * + * This is the logical equivalent of bitmap &= ~sub. + */ +#define LEFT_ALIGNED (1 << 0) +#define RIGHT_ALIGNED (1 << 1) +int +xfs_bitmap_disunion( + struct xfs_bitmap *bitmap, + struct xfs_bitmap *sub) +{ + struct list_head *lp; + struct xfs_bitmap_range *br; + struct xfs_bitmap_range *new_br; + struct xfs_bitmap_range *sub_br; + uint64_t sub_start; + uint64_t sub_len; + int state; + int error = 0; + + if (list_empty(&bitmap->list) || list_empty(&sub->list)) + return 0; + ASSERT(!list_empty(&sub->list)); + + list_sort(NULL, &bitmap->list, xfs_bitmap_range_cmp); + list_sort(NULL, &sub->list, xfs_bitmap_range_cmp); + + /* + * Now that we've sorted both lists, we iterate bitmap once, rolling + * forward through sub and/or bitmap as necessary until we find an + * overlap or reach the end of either list. We do not reset lp to the + * head of bitmap nor do we reset sub_br to the head of sub. The + * list traversal is similar to merge sort, but we're deleting + * instead. In this manner we avoid O(n^2) operations. + */ + sub_br = list_first_entry(&sub->list, struct xfs_bitmap_range, + list); + lp = bitmap->list.next; + while (lp != &bitmap->list) { + br = list_entry(lp, struct xfs_bitmap_range, list); + + /* + * Advance sub_br and/or br until we find a pair that + * intersect or we run out of extents. + */ + while (sub_br->start + sub_br->len <= br->start) { + if (list_is_last(&sub_br->list, &sub->list)) + goto out; + sub_br = list_next_entry(sub_br, list); + } + if (sub_br->start >= br->start + br->len) { + lp = lp->next; + continue; + } + + /* trim sub_br to fit the extent we have */ + sub_start = sub_br->start; + sub_len = sub_br->len; + if (sub_br->start < br->start) { + sub_len -= br->start - sub_br->start; + sub_start = br->start; + } + if (sub_len > br->len) + sub_len = br->len; + + state = 0; + if (sub_start == br->start) + state |= LEFT_ALIGNED; + if (sub_start + sub_len == br->start + br->len) + state |= RIGHT_ALIGNED; + switch (state) { + case LEFT_ALIGNED: + /* Coincides with only the left. */ + br->start += sub_len; + br->len -= sub_len; + break; + case RIGHT_ALIGNED: + /* Coincides with only the right. */ + br->len -= sub_len; + lp = lp->next; + break; + case LEFT_ALIGNED | RIGHT_ALIGNED: + /* Total overlap, just delete ex. */ + lp = lp->next; + list_del(&br->list); + kmem_free(br); + break; + case 0: + /* + * Deleting from the middle: add the new right extent + * and then shrink the left extent. + */ + new_br = kmem_alloc(sizeof(struct xfs_bitmap_range), + KM_MAYFAIL); + if (!new_br) { + error = -ENOMEM; + goto out; + } + INIT_LIST_HEAD(&new_br->list); + new_br->start = sub_start + sub_len; + new_br->len = br->start + br->len - new_br->start; + list_add(&new_br->list, &br->list); + br->len = sub_start - br->start; + lp = lp->next; + break; + default: + ASSERT(0); + break; + } + } + +out: + return error; +} +#undef LEFT_ALIGNED +#undef RIGHT_ALIGNED + +/* + * Record all btree blocks seen while iterating all records of a btree. + * + * We know that the btree query_all function starts at the left edge and walks + * towards the right edge of the tree. Therefore, we know that we can walk up + * the btree cursor towards the root; if the pointer for a given level points + * to the first record/key in that block, we haven't seen this block before; + * and therefore we need to remember that we saw this block in the btree. + * + * So if our btree is: + * + * 4 + * / | \ + * 1 2 3 + * + * Pretend for this example that each leaf block has 100 btree records. For + * the first btree record, we'll observe that bc_ptrs[0] == 1, so we record + * that we saw block 1. Then we observe that bc_ptrs[1] == 1, so we record + * block 4. The list is [1, 4]. + * + * For the second btree record, we see that bc_ptrs[0] == 2, so we exit the + * loop. The list remains [1, 4]. + * + * For the 101st btree record, we've moved onto leaf block 2. Now + * bc_ptrs[0] == 1 again, so we record that we saw block 2. We see that + * bc_ptrs[1] == 2, so we exit the loop. The list is now [1, 4, 2]. + * + * For the 102nd record, bc_ptrs[0] == 2, so we continue. + * + * For the 201st record, we've moved on to leaf block 3. bc_ptrs[0] == 1, so + * we add 3 to the list. Now it is [1, 4, 2, 3]. + * + * For the 300th record we just exit, with the list being [1, 4, 2, 3]. + */ + +/* + * Record all the buffers pointed to by the btree cursor. Callers already + * engaged in a btree walk should call this function to capture the list of + * blocks going from the leaf towards the root. + */ +int +xfs_bitmap_set_btcur_path( + struct xfs_bitmap *bitmap, + struct xfs_btree_cur *cur) +{ + struct xfs_buf *bp; + xfs_fsblock_t fsb; + int i; + int error; + + for (i = 0; i < cur->bc_nlevels && cur->bc_ptrs[i] == 1; i++) { + xfs_btree_get_block(cur, i, &bp); + if (!bp) + continue; + fsb = XFS_DADDR_TO_FSB(cur->bc_mp, bp->b_bn); + error = xfs_bitmap_set(bitmap, fsb, 1); + if (error) + return error; + } + + return 0; +} + +/* Collect a btree's block in the bitmap. */ +STATIC int +xfs_bitmap_collect_btblock( + struct xfs_btree_cur *cur, + int level, + void *priv) +{ + struct xfs_bitmap *bitmap = priv; + struct xfs_buf *bp; + xfs_fsblock_t fsbno; + + xfs_btree_get_block(cur, level, &bp); + if (!bp) + return 0; + + fsbno = XFS_DADDR_TO_FSB(cur->bc_mp, bp->b_bn); + return xfs_bitmap_set(bitmap, fsbno, 1); +} + +/* Walk the btree and mark the bitmap wherever a btree block is found. */ +int +xfs_bitmap_set_btblocks( + struct xfs_bitmap *bitmap, + struct xfs_btree_cur *cur) +{ + return xfs_btree_visit_blocks(cur, xfs_bitmap_collect_btblock, bitmap); +} diff --git a/fs/xfs/scrub/bitmap.h b/fs/xfs/scrub/bitmap.h new file mode 100644 index 000000000000..ae8ecbce6fa6 --- /dev/null +++ b/fs/xfs/scrub/bitmap.h @@ -0,0 +1,36 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Oracle. All Rights Reserved. + * Author: Darrick J. Wong <darrick.wong@oracle.com> + */ +#ifndef __XFS_SCRUB_BITMAP_H__ +#define __XFS_SCRUB_BITMAP_H__ + +struct xfs_bitmap_range { + struct list_head list; + uint64_t start; + uint64_t len; +}; + +struct xfs_bitmap { + struct list_head list; +}; + +void xfs_bitmap_init(struct xfs_bitmap *bitmap); +void xfs_bitmap_destroy(struct xfs_bitmap *bitmap); + +#define for_each_xfs_bitmap_extent(bex, n, bitmap) \ + list_for_each_entry_safe((bex), (n), &(bitmap)->list, list) + +#define for_each_xfs_bitmap_block(b, bex, n, bitmap) \ + list_for_each_entry_safe((bex), (n), &(bitmap)->list, list) \ + for ((b) = bex->start; (b) < bex->start + bex->len; (b)++) + +int xfs_bitmap_set(struct xfs_bitmap *bitmap, uint64_t start, uint64_t len); +int xfs_bitmap_disunion(struct xfs_bitmap *bitmap, struct xfs_bitmap *sub); +int xfs_bitmap_set_btcur_path(struct xfs_bitmap *bitmap, + struct xfs_btree_cur *cur); +int xfs_bitmap_set_btblocks(struct xfs_bitmap *bitmap, + struct xfs_btree_cur *cur); + +#endif /* __XFS_SCRUB_BITMAP_H__ */ diff --git a/fs/xfs/scrub/bmap.c b/fs/xfs/scrub/bmap.c index 3d08589f5c60..e1d11f3223e3 100644 --- a/fs/xfs/scrub/bmap.c +++ b/fs/xfs/scrub/bmap.c @@ -33,13 +33,13 @@ /* Set us up with an inode's bmap. */ int -xfs_scrub_setup_inode_bmap( - struct xfs_scrub_context *sc, - struct xfs_inode *ip) +xchk_setup_inode_bmap( + struct xfs_scrub *sc, + struct xfs_inode *ip) { - int error; + int error; - error = xfs_scrub_get_inode(sc, ip); + error = xchk_get_inode(sc, ip); if (error) goto out; @@ -60,7 +60,7 @@ xfs_scrub_setup_inode_bmap( } /* Got the inode, lock it and we're ready to go. */ - error = xfs_scrub_trans_alloc(sc, 0); + error = xchk_trans_alloc(sc, 0); if (error) goto out; sc->ilock_flags |= XFS_ILOCK_EXCL; @@ -78,27 +78,27 @@ out: * is in btree format. */ -struct xfs_scrub_bmap_info { - struct xfs_scrub_context *sc; - xfs_fileoff_t lastoff; - bool is_rt; - bool is_shared; - int whichfork; +struct xchk_bmap_info { + struct xfs_scrub *sc; + xfs_fileoff_t lastoff; + bool is_rt; + bool is_shared; + int whichfork; }; /* Look for a corresponding rmap for this irec. */ static inline bool -xfs_scrub_bmap_get_rmap( - struct xfs_scrub_bmap_info *info, - struct xfs_bmbt_irec *irec, - xfs_agblock_t agbno, - uint64_t owner, - struct xfs_rmap_irec *rmap) +xchk_bmap_get_rmap( + struct xchk_bmap_info *info, + struct xfs_bmbt_irec *irec, + xfs_agblock_t agbno, + uint64_t owner, + struct xfs_rmap_irec *rmap) { - xfs_fileoff_t offset; - unsigned int rflags = 0; - int has_rmap; - int error; + xfs_fileoff_t offset; + unsigned int rflags = 0; + int has_rmap; + int error; if (info->whichfork == XFS_ATTR_FORK) rflags |= XFS_RMAP_ATTR_FORK; @@ -120,7 +120,7 @@ xfs_scrub_bmap_get_rmap( if (info->is_shared) { error = xfs_rmap_lookup_le_range(info->sc->sa.rmap_cur, agbno, owner, offset, rflags, rmap, &has_rmap); - if (!xfs_scrub_should_check_xref(info->sc, &error, + if (!xchk_should_check_xref(info->sc, &error, &info->sc->sa.rmap_cur)) return false; goto out; @@ -131,36 +131,36 @@ xfs_scrub_bmap_get_rmap( */ error = xfs_rmap_lookup_le(info->sc->sa.rmap_cur, agbno, 0, owner, offset, rflags, &has_rmap); - if (!xfs_scrub_should_check_xref(info->sc, &error, + if (!xchk_should_check_xref(info->sc, &error, &info->sc->sa.rmap_cur)) return false; if (!has_rmap) goto out; error = xfs_rmap_get_rec(info->sc->sa.rmap_cur, rmap, &has_rmap); - if (!xfs_scrub_should_check_xref(info->sc, &error, + if (!xchk_should_check_xref(info->sc, &error, &info->sc->sa.rmap_cur)) return false; out: if (!has_rmap) - xfs_scrub_fblock_xref_set_corrupt(info->sc, info->whichfork, + xchk_fblock_xref_set_corrupt(info->sc, info->whichfork, irec->br_startoff); return has_rmap; } /* Make sure that we have rmapbt records for this extent. */ STATIC void -xfs_scrub_bmap_xref_rmap( - struct xfs_scrub_bmap_info *info, - struct xfs_bmbt_irec *irec, - xfs_agblock_t agbno) +xchk_bmap_xref_rmap( + struct xchk_bmap_info *info, + struct xfs_bmbt_irec *irec, + xfs_agblock_t agbno) { - struct xfs_rmap_irec rmap; - unsigned long long rmap_end; - uint64_t owner; + struct xfs_rmap_irec rmap; + unsigned long long rmap_end; + uint64_t owner; - if (!info->sc->sa.rmap_cur || xfs_scrub_skip_xref(info->sc->sm)) + if (!info->sc->sa.rmap_cur || xchk_skip_xref(info->sc->sm)) return; if (info->whichfork == XFS_COW_FORK) @@ -169,14 +169,14 @@ xfs_scrub_bmap_xref_rmap( owner = info->sc->ip->i_ino; /* Find the rmap record for this irec. */ - if (!xfs_scrub_bmap_get_rmap(info, irec, agbno, owner, &rmap)) + if (!xchk_bmap_get_rmap(info, irec, agbno, owner, &rmap)) return; /* Check the rmap. */ rmap_end = (unsigned long long)rmap.rm_startblock + rmap.rm_blockcount; if (rmap.rm_startblock > agbno || agbno + irec->br_blockcount > rmap_end) - xfs_scrub_fblock_xref_set_corrupt(info->sc, info->whichfork, + xchk_fblock_xref_set_corrupt(info->sc, info->whichfork, irec->br_startoff); /* @@ -189,12 +189,12 @@ xfs_scrub_bmap_xref_rmap( rmap.rm_blockcount; if (rmap.rm_offset > irec->br_startoff || irec->br_startoff + irec->br_blockcount > rmap_end) - xfs_scrub_fblock_xref_set_corrupt(info->sc, + xchk_fblock_xref_set_corrupt(info->sc, info->whichfork, irec->br_startoff); } if (rmap.rm_owner != owner) - xfs_scrub_fblock_xref_set_corrupt(info->sc, info->whichfork, + xchk_fblock_xref_set_corrupt(info->sc, info->whichfork, irec->br_startoff); /* @@ -207,46 +207,46 @@ xfs_scrub_bmap_xref_rmap( if (owner != XFS_RMAP_OWN_COW && irec->br_state == XFS_EXT_UNWRITTEN && !(rmap.rm_flags & XFS_RMAP_UNWRITTEN)) - xfs_scrub_fblock_xref_set_corrupt(info->sc, info->whichfork, + xchk_fblock_xref_set_corrupt(info->sc, info->whichfork, irec->br_startoff); if (info->whichfork == XFS_ATTR_FORK && !(rmap.rm_flags & XFS_RMAP_ATTR_FORK)) - xfs_scrub_fblock_xref_set_corrupt(info->sc, info->whichfork, + xchk_fblock_xref_set_corrupt(info->sc, info->whichfork, irec->br_startoff); if (rmap.rm_flags & XFS_RMAP_BMBT_BLOCK) - xfs_scrub_fblock_xref_set_corrupt(info->sc, info->whichfork, + xchk_fblock_xref_set_corrupt(info->sc, info->whichfork, irec->br_startoff); } /* Cross-reference a single rtdev extent record. */ STATIC void -xfs_scrub_bmap_rt_extent_xref( - struct xfs_scrub_bmap_info *info, - struct xfs_inode *ip, - struct xfs_btree_cur *cur, - struct xfs_bmbt_irec *irec) +xchk_bmap_rt_extent_xref( + struct xchk_bmap_info *info, + struct xfs_inode *ip, + struct xfs_btree_cur *cur, + struct xfs_bmbt_irec *irec) { if (info->sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return; - xfs_scrub_xref_is_used_rt_space(info->sc, irec->br_startblock, + xchk_xref_is_used_rt_space(info->sc, irec->br_startblock, irec->br_blockcount); } /* Cross-reference a single datadev extent record. */ STATIC void -xfs_scrub_bmap_extent_xref( - struct xfs_scrub_bmap_info *info, - struct xfs_inode *ip, - struct xfs_btree_cur *cur, - struct xfs_bmbt_irec *irec) +xchk_bmap_extent_xref( + struct xchk_bmap_info *info, + struct xfs_inode *ip, + struct xfs_btree_cur *cur, + struct xfs_bmbt_irec *irec) { - struct xfs_mount *mp = info->sc->mp; - xfs_agnumber_t agno; - xfs_agblock_t agbno; - xfs_extlen_t len; - int error; + struct xfs_mount *mp = info->sc->mp; + xfs_agnumber_t agno; + xfs_agblock_t agbno; + xfs_extlen_t len; + int error; if (info->sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return; @@ -255,44 +255,44 @@ xfs_scrub_bmap_extent_xref( agbno = XFS_FSB_TO_AGBNO(mp, irec->br_startblock); len = irec->br_blockcount; - error = xfs_scrub_ag_init(info->sc, agno, &info->sc->sa); - if (!xfs_scrub_fblock_process_error(info->sc, info->whichfork, + error = xchk_ag_init(info->sc, agno, &info->sc->sa); + if (!xchk_fblock_process_error(info->sc, info->whichfork, irec->br_startoff, &error)) return; - xfs_scrub_xref_is_used_space(info->sc, agbno, len); - xfs_scrub_xref_is_not_inode_chunk(info->sc, agbno, len); - xfs_scrub_bmap_xref_rmap(info, irec, agbno); + xchk_xref_is_used_space(info->sc, agbno, len); + xchk_xref_is_not_inode_chunk(info->sc, agbno, len); + xchk_bmap_xref_rmap(info, irec, agbno); switch (info->whichfork) { case XFS_DATA_FORK: if (xfs_is_reflink_inode(info->sc->ip)) break; /* fall through */ case XFS_ATTR_FORK: - xfs_scrub_xref_is_not_shared(info->sc, agbno, + xchk_xref_is_not_shared(info->sc, agbno, irec->br_blockcount); break; case XFS_COW_FORK: - xfs_scrub_xref_is_cow_staging(info->sc, agbno, + xchk_xref_is_cow_staging(info->sc, agbno, irec->br_blockcount); break; } - xfs_scrub_ag_free(info->sc, &info->sc->sa); + xchk_ag_free(info->sc, &info->sc->sa); } /* Scrub a single extent record. */ STATIC int -xfs_scrub_bmap_extent( - struct xfs_inode *ip, - struct xfs_btree_cur *cur, - struct xfs_scrub_bmap_info *info, - struct xfs_bmbt_irec *irec) +xchk_bmap_extent( + struct xfs_inode *ip, + struct xfs_btree_cur *cur, + struct xchk_bmap_info *info, + struct xfs_bmbt_irec *irec) { - struct xfs_mount *mp = info->sc->mp; - struct xfs_buf *bp = NULL; - xfs_filblks_t end; - int error = 0; + struct xfs_mount *mp = info->sc->mp; + struct xfs_buf *bp = NULL; + xfs_filblks_t end; + int error = 0; if (cur) xfs_btree_get_block(cur, 0, &bp); @@ -302,12 +302,12 @@ xfs_scrub_bmap_extent( * from the incore list, for which there is no ordering check. */ if (irec->br_startoff < info->lastoff) - xfs_scrub_fblock_set_corrupt(info->sc, info->whichfork, + xchk_fblock_set_corrupt(info->sc, info->whichfork, irec->br_startoff); /* There should never be a "hole" extent in either extent list. */ if (irec->br_startblock == HOLESTARTBLOCK) - xfs_scrub_fblock_set_corrupt(info->sc, info->whichfork, + xchk_fblock_set_corrupt(info->sc, info->whichfork, irec->br_startoff); /* @@ -315,40 +315,40 @@ xfs_scrub_bmap_extent( * in-core extent scan, and we should never see these in the bmbt. */ if (isnullstartblock(irec->br_startblock)) - xfs_scrub_fblock_set_corrupt(info->sc, info->whichfork, + xchk_fblock_set_corrupt(info->sc, info->whichfork, irec->br_startoff); /* Make sure the extent points to a valid place. */ if (irec->br_blockcount > MAXEXTLEN) - xfs_scrub_fblock_set_corrupt(info->sc, info->whichfork, + xchk_fblock_set_corrupt(info->sc, info->whichfork, irec->br_startoff); if (irec->br_startblock + irec->br_blockcount <= irec->br_startblock) - xfs_scrub_fblock_set_corrupt(info->sc, info->whichfork, + xchk_fblock_set_corrupt(info->sc, info->whichfork, irec->br_startoff); end = irec->br_startblock + irec->br_blockcount - 1; if (info->is_rt && (!xfs_verify_rtbno(mp, irec->br_startblock) || !xfs_verify_rtbno(mp, end))) - xfs_scrub_fblock_set_corrupt(info->sc, info->whichfork, + xchk_fblock_set_corrupt(info->sc, info->whichfork, irec->br_startoff); if (!info->is_rt && (!xfs_verify_fsbno(mp, irec->br_startblock) || !xfs_verify_fsbno(mp, end) || XFS_FSB_TO_AGNO(mp, irec->br_startblock) != XFS_FSB_TO_AGNO(mp, end))) - xfs_scrub_fblock_set_corrupt(info->sc, info->whichfork, + xchk_fblock_set_corrupt(info->sc, info->whichfork, irec->br_startoff); /* We don't allow unwritten extents on attr forks. */ if (irec->br_state == XFS_EXT_UNWRITTEN && info->whichfork == XFS_ATTR_FORK) - xfs_scrub_fblock_set_corrupt(info->sc, info->whichfork, + xchk_fblock_set_corrupt(info->sc, info->whichfork, irec->br_startoff); if (info->is_rt) - xfs_scrub_bmap_rt_extent_xref(info, ip, cur, irec); + xchk_bmap_rt_extent_xref(info, ip, cur, irec); else - xfs_scrub_bmap_extent_xref(info, ip, cur, irec); + xchk_bmap_extent_xref(info, ip, cur, irec); info->lastoff = irec->br_startoff + irec->br_blockcount; return error; @@ -356,17 +356,17 @@ xfs_scrub_bmap_extent( /* Scrub a bmbt record. */ STATIC int -xfs_scrub_bmapbt_rec( - struct xfs_scrub_btree *bs, - union xfs_btree_rec *rec) +xchk_bmapbt_rec( + struct xchk_btree *bs, + union xfs_btree_rec *rec) { - struct xfs_bmbt_irec irec; - struct xfs_scrub_bmap_info *info = bs->private; - struct xfs_inode *ip = bs->cur->bc_private.b.ip; - struct xfs_buf *bp = NULL; - struct xfs_btree_block *block; - uint64_t owner; - int i; + struct xfs_bmbt_irec irec; + struct xchk_bmap_info *info = bs->private; + struct xfs_inode *ip = bs->cur->bc_private.b.ip; + struct xfs_buf *bp = NULL; + struct xfs_btree_block *block; + uint64_t owner; + int i; /* * Check the owners of the btree blocks up to the level below @@ -378,54 +378,53 @@ xfs_scrub_bmapbt_rec( block = xfs_btree_get_block(bs->cur, i, &bp); owner = be64_to_cpu(block->bb_u.l.bb_owner); if (owner != ip->i_ino) - xfs_scrub_fblock_set_corrupt(bs->sc, + xchk_fblock_set_corrupt(bs->sc, info->whichfork, 0); } } /* Set up the in-core record and scrub it. */ xfs_bmbt_disk_get_all(&rec->bmbt, &irec); - return xfs_scrub_bmap_extent(ip, bs->cur, info, &irec); + return xchk_bmap_extent(ip, bs->cur, info, &irec); } /* Scan the btree records. */ STATIC int -xfs_scrub_bmap_btree( - struct xfs_scrub_context *sc, - int whichfork, - struct xfs_scrub_bmap_info *info) +xchk_bmap_btree( + struct xfs_scrub *sc, + int whichfork, + struct xchk_bmap_info *info) { - struct xfs_owner_info oinfo; - struct xfs_mount *mp = sc->mp; - struct xfs_inode *ip = sc->ip; - struct xfs_btree_cur *cur; - int error; + struct xfs_owner_info oinfo; + struct xfs_mount *mp = sc->mp; + struct xfs_inode *ip = sc->ip; + struct xfs_btree_cur *cur; + int error; cur = xfs_bmbt_init_cursor(mp, sc->tp, ip, whichfork); xfs_rmap_ino_bmbt_owner(&oinfo, ip->i_ino, whichfork); - error = xfs_scrub_btree(sc, cur, xfs_scrub_bmapbt_rec, &oinfo, info); - xfs_btree_del_cursor(cur, error ? XFS_BTREE_ERROR : - XFS_BTREE_NOERROR); + error = xchk_btree(sc, cur, xchk_bmapbt_rec, &oinfo, info); + xfs_btree_del_cursor(cur, error); return error; } -struct xfs_scrub_bmap_check_rmap_info { - struct xfs_scrub_context *sc; - int whichfork; - struct xfs_iext_cursor icur; +struct xchk_bmap_check_rmap_info { + struct xfs_scrub *sc; + int whichfork; + struct xfs_iext_cursor icur; }; /* Can we find bmaps that fit this rmap? */ STATIC int -xfs_scrub_bmap_check_rmap( +xchk_bmap_check_rmap( struct xfs_btree_cur *cur, struct xfs_rmap_irec *rec, void *priv) { struct xfs_bmbt_irec irec; - struct xfs_scrub_bmap_check_rmap_info *sbcri = priv; + struct xchk_bmap_check_rmap_info *sbcri = priv; struct xfs_ifork *ifp; - struct xfs_scrub_context *sc = sbcri->sc; + struct xfs_scrub *sc = sbcri->sc; bool have_map; /* Is this even the right fork? */ @@ -440,14 +439,14 @@ xfs_scrub_bmap_check_rmap( /* Now look up the bmbt record. */ ifp = XFS_IFORK_PTR(sc->ip, sbcri->whichfork); if (!ifp) { - xfs_scrub_fblock_set_corrupt(sc, sbcri->whichfork, + xchk_fblock_set_corrupt(sc, sbcri->whichfork, rec->rm_offset); goto out; } have_map = xfs_iext_lookup_extent(sc->ip, ifp, rec->rm_offset, &sbcri->icur, &irec); if (!have_map) - xfs_scrub_fblock_set_corrupt(sc, sbcri->whichfork, + xchk_fblock_set_corrupt(sc, sbcri->whichfork, rec->rm_offset); /* * bmap extent record lengths are constrained to 2^21 blocks in length @@ -458,14 +457,14 @@ xfs_scrub_bmap_check_rmap( */ while (have_map) { if (irec.br_startoff != rec->rm_offset) - xfs_scrub_fblock_set_corrupt(sc, sbcri->whichfork, + xchk_fblock_set_corrupt(sc, sbcri->whichfork, rec->rm_offset); if (irec.br_startblock != XFS_AGB_TO_FSB(sc->mp, cur->bc_private.a.agno, rec->rm_startblock)) - xfs_scrub_fblock_set_corrupt(sc, sbcri->whichfork, + xchk_fblock_set_corrupt(sc, sbcri->whichfork, rec->rm_offset); if (irec.br_blockcount > rec->rm_blockcount) - xfs_scrub_fblock_set_corrupt(sc, sbcri->whichfork, + xchk_fblock_set_corrupt(sc, sbcri->whichfork, rec->rm_offset); if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) break; @@ -476,7 +475,7 @@ xfs_scrub_bmap_check_rmap( break; have_map = xfs_iext_next_extent(ifp, &sbcri->icur, &irec); if (!have_map) - xfs_scrub_fblock_set_corrupt(sc, sbcri->whichfork, + xchk_fblock_set_corrupt(sc, sbcri->whichfork, rec->rm_offset); } @@ -488,12 +487,12 @@ out: /* Make sure each rmap has a corresponding bmbt entry. */ STATIC int -xfs_scrub_bmap_check_ag_rmaps( - struct xfs_scrub_context *sc, +xchk_bmap_check_ag_rmaps( + struct xfs_scrub *sc, int whichfork, xfs_agnumber_t agno) { - struct xfs_scrub_bmap_check_rmap_info sbcri; + struct xchk_bmap_check_rmap_info sbcri; struct xfs_btree_cur *cur; struct xfs_buf *agf; int error; @@ -510,11 +509,11 @@ xfs_scrub_bmap_check_ag_rmaps( sbcri.sc = sc; sbcri.whichfork = whichfork; - error = xfs_rmap_query_all(cur, xfs_scrub_bmap_check_rmap, &sbcri); + error = xfs_rmap_query_all(cur, xchk_bmap_check_rmap, &sbcri); if (error == XFS_BTREE_QUERY_RANGE_ABORT) error = 0; - xfs_btree_del_cursor(cur, error ? XFS_BTREE_ERROR : XFS_BTREE_NOERROR); + xfs_btree_del_cursor(cur, error); out_agf: xfs_trans_brelse(sc->tp, agf); return error; @@ -522,13 +521,13 @@ out_agf: /* Make sure each rmap has a corresponding bmbt entry. */ STATIC int -xfs_scrub_bmap_check_rmaps( - struct xfs_scrub_context *sc, - int whichfork) +xchk_bmap_check_rmaps( + struct xfs_scrub *sc, + int whichfork) { - loff_t size; - xfs_agnumber_t agno; - int error; + loff_t size; + xfs_agnumber_t agno; + int error; if (!xfs_sb_version_hasrmapbt(&sc->mp->m_sb) || whichfork == XFS_COW_FORK || @@ -562,7 +561,7 @@ xfs_scrub_bmap_check_rmaps( return 0; for (agno = 0; agno < sc->mp->m_sb.sb_agcount; agno++) { - error = xfs_scrub_bmap_check_ag_rmaps(sc, whichfork, agno); + error = xchk_bmap_check_ag_rmaps(sc, whichfork, agno); if (error) return error; if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) @@ -579,18 +578,18 @@ xfs_scrub_bmap_check_rmaps( * Then we unconditionally scan the incore extent cache. */ STATIC int -xfs_scrub_bmap( - struct xfs_scrub_context *sc, - int whichfork) +xchk_bmap( + struct xfs_scrub *sc, + int whichfork) { - struct xfs_bmbt_irec irec; - struct xfs_scrub_bmap_info info = { NULL }; - struct xfs_mount *mp = sc->mp; - struct xfs_inode *ip = sc->ip; - struct xfs_ifork *ifp; - xfs_fileoff_t endoff; - struct xfs_iext_cursor icur; - int error = 0; + struct xfs_bmbt_irec irec; + struct xchk_bmap_info info = { NULL }; + struct xfs_mount *mp = sc->mp; + struct xfs_inode *ip = sc->ip; + struct xfs_ifork *ifp; + xfs_fileoff_t endoff; + struct xfs_iext_cursor icur; + int error = 0; ifp = XFS_IFORK_PTR(ip, whichfork); @@ -606,7 +605,7 @@ xfs_scrub_bmap( goto out; /* No CoW forks on non-reflink inodes/filesystems. */ if (!xfs_is_reflink_inode(ip)) { - xfs_scrub_ino_set_corrupt(sc, sc->ip->i_ino); + xchk_ino_set_corrupt(sc, sc->ip->i_ino); goto out; } break; @@ -615,7 +614,7 @@ xfs_scrub_bmap( goto out_check_rmap; if (!xfs_sb_version_hasattr(&mp->m_sb) && !xfs_sb_version_hasattr2(&mp->m_sb)) - xfs_scrub_ino_set_corrupt(sc, sc->ip->i_ino); + xchk_ino_set_corrupt(sc, sc->ip->i_ino); break; default: ASSERT(whichfork == XFS_DATA_FORK); @@ -631,22 +630,22 @@ xfs_scrub_bmap( goto out; case XFS_DINODE_FMT_EXTENTS: if (!(ifp->if_flags & XFS_IFEXTENTS)) { - xfs_scrub_fblock_set_corrupt(sc, whichfork, 0); + xchk_fblock_set_corrupt(sc, whichfork, 0); goto out; } break; case XFS_DINODE_FMT_BTREE: if (whichfork == XFS_COW_FORK) { - xfs_scrub_fblock_set_corrupt(sc, whichfork, 0); + xchk_fblock_set_corrupt(sc, whichfork, 0); goto out; } - error = xfs_scrub_bmap_btree(sc, whichfork, &info); + error = xchk_bmap_btree(sc, whichfork, &info); if (error) goto out; break; default: - xfs_scrub_fblock_set_corrupt(sc, whichfork, 0); + xchk_fblock_set_corrupt(sc, whichfork, 0); goto out; } @@ -656,37 +655,37 @@ xfs_scrub_bmap( /* Now try to scrub the in-memory extent list. */ if (!(ifp->if_flags & XFS_IFEXTENTS)) { error = xfs_iread_extents(sc->tp, ip, whichfork); - if (!xfs_scrub_fblock_process_error(sc, whichfork, 0, &error)) + if (!xchk_fblock_process_error(sc, whichfork, 0, &error)) goto out; } /* Find the offset of the last extent in the mapping. */ error = xfs_bmap_last_offset(ip, &endoff, whichfork); - if (!xfs_scrub_fblock_process_error(sc, whichfork, 0, &error)) + if (!xchk_fblock_process_error(sc, whichfork, 0, &error)) goto out; /* Scrub extent records. */ info.lastoff = 0; ifp = XFS_IFORK_PTR(ip, whichfork); for_each_xfs_iext(ifp, &icur, &irec) { - if (xfs_scrub_should_terminate(sc, &error) || + if (xchk_should_terminate(sc, &error) || (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT)) break; if (isnullstartblock(irec.br_startblock)) continue; if (irec.br_startoff >= endoff) { - xfs_scrub_fblock_set_corrupt(sc, whichfork, + xchk_fblock_set_corrupt(sc, whichfork, irec.br_startoff); goto out; } - error = xfs_scrub_bmap_extent(ip, NULL, &info, &irec); + error = xchk_bmap_extent(ip, NULL, &info, &irec); if (error) goto out; } out_check_rmap: - error = xfs_scrub_bmap_check_rmaps(sc, whichfork); - if (!xfs_scrub_fblock_xref_process_error(sc, whichfork, 0, &error)) + error = xchk_bmap_check_rmaps(sc, whichfork); + if (!xchk_fblock_xref_process_error(sc, whichfork, 0, &error)) goto out; out: return error; @@ -694,27 +693,27 @@ out: /* Scrub an inode's data fork. */ int -xfs_scrub_bmap_data( - struct xfs_scrub_context *sc) +xchk_bmap_data( + struct xfs_scrub *sc) { - return xfs_scrub_bmap(sc, XFS_DATA_FORK); + return xchk_bmap(sc, XFS_DATA_FORK); } /* Scrub an inode's attr fork. */ int -xfs_scrub_bmap_attr( - struct xfs_scrub_context *sc) +xchk_bmap_attr( + struct xfs_scrub *sc) { - return xfs_scrub_bmap(sc, XFS_ATTR_FORK); + return xchk_bmap(sc, XFS_ATTR_FORK); } /* Scrub an inode's CoW fork. */ int -xfs_scrub_bmap_cow( - struct xfs_scrub_context *sc) +xchk_bmap_cow( + struct xfs_scrub *sc) { if (!xfs_is_reflink_inode(sc->ip)) return -ENOENT; - return xfs_scrub_bmap(sc, XFS_COW_FORK); + return xchk_bmap(sc, XFS_COW_FORK); } diff --git a/fs/xfs/scrub/btree.c b/fs/xfs/scrub/btree.c index 5b472045f036..4ae959f7ad2c 100644 --- a/fs/xfs/scrub/btree.c +++ b/fs/xfs/scrub/btree.c @@ -29,13 +29,13 @@ * operational errors in common.c. */ static bool -__xfs_scrub_btree_process_error( - struct xfs_scrub_context *sc, - struct xfs_btree_cur *cur, - int level, - int *error, - __u32 errflag, - void *ret_ip) +__xchk_btree_process_error( + struct xfs_scrub *sc, + struct xfs_btree_cur *cur, + int level, + int *error, + __u32 errflag, + void *ret_ip) { if (*error == 0) return true; @@ -43,7 +43,7 @@ __xfs_scrub_btree_process_error( switch (*error) { case -EDEADLOCK: /* Used to restart an op with deadlock avoidance. */ - trace_xfs_scrub_deadlock_retry(sc->ip, sc->sm, *error); + trace_xchk_deadlock_retry(sc->ip, sc->sm, *error); break; case -EFSBADCRC: case -EFSCORRUPTED: @@ -53,10 +53,10 @@ __xfs_scrub_btree_process_error( /* fall through */ default: if (cur->bc_flags & XFS_BTREE_ROOT_IN_INODE) - trace_xfs_scrub_ifork_btree_op_error(sc, cur, level, + trace_xchk_ifork_btree_op_error(sc, cur, level, *error, ret_ip); else - trace_xfs_scrub_btree_op_error(sc, cur, level, + trace_xchk_btree_op_error(sc, cur, level, *error, ret_ip); break; } @@ -64,63 +64,63 @@ __xfs_scrub_btree_process_error( } bool -xfs_scrub_btree_process_error( - struct xfs_scrub_context *sc, - struct xfs_btree_cur *cur, - int level, - int *error) +xchk_btree_process_error( + struct xfs_scrub *sc, + struct xfs_btree_cur *cur, + int level, + int *error) { - return __xfs_scrub_btree_process_error(sc, cur, level, error, + return __xchk_btree_process_error(sc, cur, level, error, XFS_SCRUB_OFLAG_CORRUPT, __return_address); } bool -xfs_scrub_btree_xref_process_error( - struct xfs_scrub_context *sc, - struct xfs_btree_cur *cur, - int level, - int *error) +xchk_btree_xref_process_error( + struct xfs_scrub *sc, + struct xfs_btree_cur *cur, + int level, + int *error) { - return __xfs_scrub_btree_process_error(sc, cur, level, error, + return __xchk_btree_process_error(sc, cur, level, error, XFS_SCRUB_OFLAG_XFAIL, __return_address); } /* Record btree block corruption. */ static void -__xfs_scrub_btree_set_corrupt( - struct xfs_scrub_context *sc, - struct xfs_btree_cur *cur, - int level, - __u32 errflag, - void *ret_ip) +__xchk_btree_set_corrupt( + struct xfs_scrub *sc, + struct xfs_btree_cur *cur, + int level, + __u32 errflag, + void *ret_ip) { sc->sm->sm_flags |= errflag; if (cur->bc_flags & XFS_BTREE_ROOT_IN_INODE) - trace_xfs_scrub_ifork_btree_error(sc, cur, level, + trace_xchk_ifork_btree_error(sc, cur, level, ret_ip); else - trace_xfs_scrub_btree_error(sc, cur, level, + trace_xchk_btree_error(sc, cur, level, ret_ip); } void -xfs_scrub_btree_set_corrupt( - struct xfs_scrub_context *sc, - struct xfs_btree_cur *cur, - int level) +xchk_btree_set_corrupt( + struct xfs_scrub *sc, + struct xfs_btree_cur *cur, + int level) { - __xfs_scrub_btree_set_corrupt(sc, cur, level, XFS_SCRUB_OFLAG_CORRUPT, + __xchk_btree_set_corrupt(sc, cur, level, XFS_SCRUB_OFLAG_CORRUPT, __return_address); } void -xfs_scrub_btree_xref_set_corrupt( - struct xfs_scrub_context *sc, - struct xfs_btree_cur *cur, - int level) +xchk_btree_xref_set_corrupt( + struct xfs_scrub *sc, + struct xfs_btree_cur *cur, + int level) { - __xfs_scrub_btree_set_corrupt(sc, cur, level, XFS_SCRUB_OFLAG_XCORRUPT, + __xchk_btree_set_corrupt(sc, cur, level, XFS_SCRUB_OFLAG_XCORRUPT, __return_address); } @@ -129,8 +129,8 @@ xfs_scrub_btree_xref_set_corrupt( * keys. */ STATIC void -xfs_scrub_btree_rec( - struct xfs_scrub_btree *bs) +xchk_btree_rec( + struct xchk_btree *bs) { struct xfs_btree_cur *cur = bs->cur; union xfs_btree_rec *rec; @@ -144,11 +144,11 @@ xfs_scrub_btree_rec( block = xfs_btree_get_block(cur, 0, &bp); rec = xfs_btree_rec_addr(cur, cur->bc_ptrs[0], block); - trace_xfs_scrub_btree_rec(bs->sc, cur, 0); + trace_xchk_btree_rec(bs->sc, cur, 0); /* If this isn't the first record, are they in order? */ if (!bs->firstrec && !cur->bc_ops->recs_inorder(cur, &bs->lastrec, rec)) - xfs_scrub_btree_set_corrupt(bs->sc, cur, 0); + xchk_btree_set_corrupt(bs->sc, cur, 0); bs->firstrec = false; memcpy(&bs->lastrec, rec, cur->bc_ops->rec_len); @@ -160,7 +160,7 @@ xfs_scrub_btree_rec( keyblock = xfs_btree_get_block(cur, 1, &bp); keyp = xfs_btree_key_addr(cur, cur->bc_ptrs[1], keyblock); if (cur->bc_ops->diff_two_keys(cur, &key, keyp) < 0) - xfs_scrub_btree_set_corrupt(bs->sc, cur, 1); + xchk_btree_set_corrupt(bs->sc, cur, 1); if (!(cur->bc_flags & XFS_BTREE_OVERLAPPING)) return; @@ -169,7 +169,7 @@ xfs_scrub_btree_rec( cur->bc_ops->init_high_key_from_rec(&hkey, rec); keyp = xfs_btree_high_key_addr(cur, cur->bc_ptrs[1], keyblock); if (cur->bc_ops->diff_two_keys(cur, keyp, &hkey) < 0) - xfs_scrub_btree_set_corrupt(bs->sc, cur, 1); + xchk_btree_set_corrupt(bs->sc, cur, 1); } /* @@ -177,8 +177,8 @@ xfs_scrub_btree_rec( * keys. */ STATIC void -xfs_scrub_btree_key( - struct xfs_scrub_btree *bs, +xchk_btree_key( + struct xchk_btree *bs, int level) { struct xfs_btree_cur *cur = bs->cur; @@ -191,12 +191,12 @@ xfs_scrub_btree_key( block = xfs_btree_get_block(cur, level, &bp); key = xfs_btree_key_addr(cur, cur->bc_ptrs[level], block); - trace_xfs_scrub_btree_key(bs->sc, cur, level); + trace_xchk_btree_key(bs->sc, cur, level); /* If this isn't the first key, are they in order? */ if (!bs->firstkey[level] && !cur->bc_ops->keys_inorder(cur, &bs->lastkey[level], key)) - xfs_scrub_btree_set_corrupt(bs->sc, cur, level); + xchk_btree_set_corrupt(bs->sc, cur, level); bs->firstkey[level] = false; memcpy(&bs->lastkey[level], key, cur->bc_ops->key_len); @@ -207,7 +207,7 @@ xfs_scrub_btree_key( keyblock = xfs_btree_get_block(cur, level + 1, &bp); keyp = xfs_btree_key_addr(cur, cur->bc_ptrs[level + 1], keyblock); if (cur->bc_ops->diff_two_keys(cur, key, keyp) < 0) - xfs_scrub_btree_set_corrupt(bs->sc, cur, level); + xchk_btree_set_corrupt(bs->sc, cur, level); if (!(cur->bc_flags & XFS_BTREE_OVERLAPPING)) return; @@ -216,7 +216,7 @@ xfs_scrub_btree_key( key = xfs_btree_high_key_addr(cur, cur->bc_ptrs[level], block); keyp = xfs_btree_high_key_addr(cur, cur->bc_ptrs[level + 1], keyblock); if (cur->bc_ops->diff_two_keys(cur, keyp, key) < 0) - xfs_scrub_btree_set_corrupt(bs->sc, cur, level); + xchk_btree_set_corrupt(bs->sc, cur, level); } /* @@ -224,12 +224,12 @@ xfs_scrub_btree_key( * Callers do not need to set the corrupt flag. */ static bool -xfs_scrub_btree_ptr_ok( - struct xfs_scrub_btree *bs, - int level, - union xfs_btree_ptr *ptr) +xchk_btree_ptr_ok( + struct xchk_btree *bs, + int level, + union xfs_btree_ptr *ptr) { - bool res; + bool res; /* A btree rooted in an inode has no block pointer to the root. */ if ((bs->cur->bc_flags & XFS_BTREE_ROOT_IN_INODE) && @@ -242,29 +242,29 @@ xfs_scrub_btree_ptr_ok( else res = xfs_btree_check_sptr(bs->cur, be32_to_cpu(ptr->s), level); if (!res) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, level); + xchk_btree_set_corrupt(bs->sc, bs->cur, level); return res; } /* Check that a btree block's sibling matches what we expect it. */ STATIC int -xfs_scrub_btree_block_check_sibling( - struct xfs_scrub_btree *bs, - int level, - int direction, - union xfs_btree_ptr *sibling) +xchk_btree_block_check_sibling( + struct xchk_btree *bs, + int level, + int direction, + union xfs_btree_ptr *sibling) { - struct xfs_btree_cur *cur = bs->cur; - struct xfs_btree_block *pblock; - struct xfs_buf *pbp; - struct xfs_btree_cur *ncur = NULL; - union xfs_btree_ptr *pp; - int success; - int error; + struct xfs_btree_cur *cur = bs->cur; + struct xfs_btree_block *pblock; + struct xfs_buf *pbp; + struct xfs_btree_cur *ncur = NULL; + union xfs_btree_ptr *pp; + int success; + int error; error = xfs_btree_dup_cursor(cur, &ncur); - if (!xfs_scrub_btree_process_error(bs->sc, cur, level + 1, &error) || + if (!xchk_btree_process_error(bs->sc, cur, level + 1, &error) || !ncur) return error; @@ -278,7 +278,7 @@ xfs_scrub_btree_block_check_sibling( else error = xfs_btree_decrement(ncur, level + 1, &success); if (error == 0 && success) - xfs_scrub_btree_set_corrupt(bs->sc, cur, level); + xchk_btree_set_corrupt(bs->sc, cur, level); error = 0; goto out; } @@ -288,23 +288,23 @@ xfs_scrub_btree_block_check_sibling( error = xfs_btree_increment(ncur, level + 1, &success); else error = xfs_btree_decrement(ncur, level + 1, &success); - if (!xfs_scrub_btree_process_error(bs->sc, cur, level + 1, &error)) + if (!xchk_btree_process_error(bs->sc, cur, level + 1, &error)) goto out; if (!success) { - xfs_scrub_btree_set_corrupt(bs->sc, cur, level + 1); + xchk_btree_set_corrupt(bs->sc, cur, level + 1); goto out; } /* Compare upper level pointer to sibling pointer. */ pblock = xfs_btree_get_block(ncur, level + 1, &pbp); pp = xfs_btree_ptr_addr(ncur, ncur->bc_ptrs[level + 1], pblock); - if (!xfs_scrub_btree_ptr_ok(bs, level + 1, pp)) + if (!xchk_btree_ptr_ok(bs, level + 1, pp)) goto out; if (pbp) - xfs_scrub_buffer_recheck(bs->sc, pbp); + xchk_buffer_recheck(bs->sc, pbp); if (xfs_btree_diff_two_ptrs(cur, pp, sibling)) - xfs_scrub_btree_set_corrupt(bs->sc, cur, level); + xchk_btree_set_corrupt(bs->sc, cur, level); out: xfs_btree_del_cursor(ncur, XFS_BTREE_ERROR); return error; @@ -312,15 +312,15 @@ out: /* Check the siblings of a btree block. */ STATIC int -xfs_scrub_btree_block_check_siblings( - struct xfs_scrub_btree *bs, - struct xfs_btree_block *block) +xchk_btree_block_check_siblings( + struct xchk_btree *bs, + struct xfs_btree_block *block) { - struct xfs_btree_cur *cur = bs->cur; - union xfs_btree_ptr leftsib; - union xfs_btree_ptr rightsib; - int level; - int error = 0; + struct xfs_btree_cur *cur = bs->cur; + union xfs_btree_ptr leftsib; + union xfs_btree_ptr rightsib; + int level; + int error = 0; xfs_btree_get_sibling(cur, block, &leftsib, XFS_BB_LEFTSIB); xfs_btree_get_sibling(cur, block, &rightsib, XFS_BB_RIGHTSIB); @@ -330,7 +330,7 @@ xfs_scrub_btree_block_check_siblings( if (level == cur->bc_nlevels - 1) { if (!xfs_btree_ptr_is_null(cur, &leftsib) || !xfs_btree_ptr_is_null(cur, &rightsib)) - xfs_scrub_btree_set_corrupt(bs->sc, cur, level); + xchk_btree_set_corrupt(bs->sc, cur, level); goto out; } @@ -339,10 +339,10 @@ xfs_scrub_btree_block_check_siblings( * parent level pointers? * (These function absorbs error codes for us.) */ - error = xfs_scrub_btree_block_check_sibling(bs, level, -1, &leftsib); + error = xchk_btree_block_check_sibling(bs, level, -1, &leftsib); if (error) return error; - error = xfs_scrub_btree_block_check_sibling(bs, level, 1, &rightsib); + error = xchk_btree_block_check_sibling(bs, level, 1, &rightsib); if (error) return error; out: @@ -360,16 +360,16 @@ struct check_owner { * an rmap record for it. */ STATIC int -xfs_scrub_btree_check_block_owner( - struct xfs_scrub_btree *bs, - int level, - xfs_daddr_t daddr) +xchk_btree_check_block_owner( + struct xchk_btree *bs, + int level, + xfs_daddr_t daddr) { - xfs_agnumber_t agno; - xfs_agblock_t agbno; - xfs_btnum_t btnum; - bool init_sa; - int error = 0; + xfs_agnumber_t agno; + xfs_agblock_t agbno; + xfs_btnum_t btnum; + bool init_sa; + int error = 0; if (!bs->cur) return 0; @@ -380,13 +380,13 @@ xfs_scrub_btree_check_block_owner( init_sa = bs->cur->bc_flags & XFS_BTREE_LONG_PTRS; if (init_sa) { - error = xfs_scrub_ag_init(bs->sc, agno, &bs->sc->sa); - if (!xfs_scrub_btree_xref_process_error(bs->sc, bs->cur, + error = xchk_ag_init(bs->sc, agno, &bs->sc->sa); + if (!xchk_btree_xref_process_error(bs->sc, bs->cur, level, &error)) return error; } - xfs_scrub_xref_is_used_space(bs->sc, agbno, 1); + xchk_xref_is_used_space(bs->sc, agbno, 1); /* * The bnobt scrubber aliases bs->cur to bs->sc->sa.bno_cur, so we * have to nullify it (to shut down further block owner checks) if @@ -395,25 +395,25 @@ xfs_scrub_btree_check_block_owner( if (!bs->sc->sa.bno_cur && btnum == XFS_BTNUM_BNO) bs->cur = NULL; - xfs_scrub_xref_is_owned_by(bs->sc, agbno, 1, bs->oinfo); + xchk_xref_is_owned_by(bs->sc, agbno, 1, bs->oinfo); if (!bs->sc->sa.rmap_cur && btnum == XFS_BTNUM_RMAP) bs->cur = NULL; if (init_sa) - xfs_scrub_ag_free(bs->sc, &bs->sc->sa); + xchk_ag_free(bs->sc, &bs->sc->sa); return error; } /* Check the owner of a btree block. */ STATIC int -xfs_scrub_btree_check_owner( - struct xfs_scrub_btree *bs, - int level, - struct xfs_buf *bp) +xchk_btree_check_owner( + struct xchk_btree *bs, + int level, + struct xfs_buf *bp) { - struct xfs_btree_cur *cur = bs->cur; - struct check_owner *co; + struct xfs_btree_cur *cur = bs->cur; + struct check_owner *co; if ((cur->bc_flags & XFS_BTREE_ROOT_IN_INODE) && bp == NULL) return 0; @@ -437,7 +437,7 @@ xfs_scrub_btree_check_owner( return 0; } - return xfs_scrub_btree_check_block_owner(bs, level, XFS_BUF_ADDR(bp)); + return xchk_btree_check_block_owner(bs, level, XFS_BUF_ADDR(bp)); } /* @@ -445,8 +445,8 @@ xfs_scrub_btree_check_owner( * special blocks that don't require that. */ STATIC void -xfs_scrub_btree_check_minrecs( - struct xfs_scrub_btree *bs, +xchk_btree_check_minrecs( + struct xchk_btree *bs, int level, struct xfs_btree_block *block) { @@ -475,7 +475,7 @@ xfs_scrub_btree_check_minrecs( if (level >= ok_level) return; - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, level); + xchk_btree_set_corrupt(bs->sc, bs->cur, level); } /* @@ -483,21 +483,21 @@ xfs_scrub_btree_check_minrecs( * and buffer pointers (if applicable) if they're ok to use. */ STATIC int -xfs_scrub_btree_get_block( - struct xfs_scrub_btree *bs, - int level, - union xfs_btree_ptr *pp, - struct xfs_btree_block **pblock, - struct xfs_buf **pbp) +xchk_btree_get_block( + struct xchk_btree *bs, + int level, + union xfs_btree_ptr *pp, + struct xfs_btree_block **pblock, + struct xfs_buf **pbp) { - void *failed_at; - int error; + xfs_failaddr_t failed_at; + int error; *pblock = NULL; *pbp = NULL; error = xfs_btree_lookup_get_block(bs->cur, level, pp, pblock); - if (!xfs_scrub_btree_process_error(bs->sc, bs->cur, level, &error) || + if (!xchk_btree_process_error(bs->sc, bs->cur, level, &error) || !*pblock) return error; @@ -509,19 +509,19 @@ xfs_scrub_btree_get_block( failed_at = __xfs_btree_check_sblock(bs->cur, *pblock, level, *pbp); if (failed_at) { - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, level); + xchk_btree_set_corrupt(bs->sc, bs->cur, level); return 0; } if (*pbp) - xfs_scrub_buffer_recheck(bs->sc, *pbp); + xchk_buffer_recheck(bs->sc, *pbp); - xfs_scrub_btree_check_minrecs(bs, level, *pblock); + xchk_btree_check_minrecs(bs, level, *pblock); /* * Check the block's owner; this function absorbs error codes * for us. */ - error = xfs_scrub_btree_check_owner(bs, level, *pbp); + error = xchk_btree_check_owner(bs, level, *pbp); if (error) return error; @@ -529,7 +529,7 @@ xfs_scrub_btree_get_block( * Check the block's siblings; this function absorbs error codes * for us. */ - return xfs_scrub_btree_block_check_siblings(bs, *pblock); + return xchk_btree_block_check_siblings(bs, *pblock); } /* @@ -537,18 +537,18 @@ xfs_scrub_btree_get_block( * in the parent block. */ STATIC void -xfs_scrub_btree_block_keys( - struct xfs_scrub_btree *bs, - int level, - struct xfs_btree_block *block) +xchk_btree_block_keys( + struct xchk_btree *bs, + int level, + struct xfs_btree_block *block) { - union xfs_btree_key block_keys; - struct xfs_btree_cur *cur = bs->cur; - union xfs_btree_key *high_bk; - union xfs_btree_key *parent_keys; - union xfs_btree_key *high_pk; - struct xfs_btree_block *parent_block; - struct xfs_buf *bp; + union xfs_btree_key block_keys; + struct xfs_btree_cur *cur = bs->cur; + union xfs_btree_key *high_bk; + union xfs_btree_key *parent_keys; + union xfs_btree_key *high_pk; + struct xfs_btree_block *parent_block; + struct xfs_buf *bp; if (level >= cur->bc_nlevels - 1) return; @@ -562,7 +562,7 @@ xfs_scrub_btree_block_keys( parent_block); if (cur->bc_ops->diff_two_keys(cur, &block_keys, parent_keys) != 0) - xfs_scrub_btree_set_corrupt(bs->sc, cur, 1); + xchk_btree_set_corrupt(bs->sc, cur, 1); if (!(cur->bc_flags & XFS_BTREE_OVERLAPPING)) return; @@ -573,7 +573,7 @@ xfs_scrub_btree_block_keys( parent_block); if (cur->bc_ops->diff_two_keys(cur, high_bk, high_pk) != 0) - xfs_scrub_btree_set_corrupt(bs->sc, cur, 1); + xchk_btree_set_corrupt(bs->sc, cur, 1); } /* @@ -582,24 +582,24 @@ xfs_scrub_btree_block_keys( * so that the caller can verify individual records. */ int -xfs_scrub_btree( - struct xfs_scrub_context *sc, - struct xfs_btree_cur *cur, - xfs_scrub_btree_rec_fn scrub_fn, - struct xfs_owner_info *oinfo, - void *private) +xchk_btree( + struct xfs_scrub *sc, + struct xfs_btree_cur *cur, + xchk_btree_rec_fn scrub_fn, + struct xfs_owner_info *oinfo, + void *private) { - struct xfs_scrub_btree bs = { NULL }; - union xfs_btree_ptr ptr; - union xfs_btree_ptr *pp; - union xfs_btree_rec *recp; - struct xfs_btree_block *block; - int level; - struct xfs_buf *bp; - struct check_owner *co; - struct check_owner *n; - int i; - int error = 0; + struct xchk_btree bs = { NULL }; + union xfs_btree_ptr ptr; + union xfs_btree_ptr *pp; + union xfs_btree_rec *recp; + struct xfs_btree_block *block; + int level; + struct xfs_buf *bp; + struct check_owner *co; + struct check_owner *n; + int i; + int error = 0; /* Initialize scrub state */ bs.cur = cur; @@ -614,7 +614,7 @@ xfs_scrub_btree( /* Don't try to check a tree with a height we can't handle. */ if (cur->bc_nlevels > XFS_BTREE_MAXLEVELS) { - xfs_scrub_btree_set_corrupt(sc, cur, 0); + xchk_btree_set_corrupt(sc, cur, 0); goto out; } @@ -624,9 +624,9 @@ xfs_scrub_btree( */ level = cur->bc_nlevels - 1; cur->bc_ops->init_ptr_from_cur(cur, &ptr); - if (!xfs_scrub_btree_ptr_ok(&bs, cur->bc_nlevels, &ptr)) + if (!xchk_btree_ptr_ok(&bs, cur->bc_nlevels, &ptr)) goto out; - error = xfs_scrub_btree_get_block(&bs, level, &ptr, &block, &bp); + error = xchk_btree_get_block(&bs, level, &ptr, &block, &bp); if (error || !block) goto out; @@ -639,7 +639,7 @@ xfs_scrub_btree( /* End of leaf, pop back towards the root. */ if (cur->bc_ptrs[level] > be16_to_cpu(block->bb_numrecs)) { - xfs_scrub_btree_block_keys(&bs, level, block); + xchk_btree_block_keys(&bs, level, block); if (level < cur->bc_nlevels - 1) cur->bc_ptrs[level + 1]++; level++; @@ -647,14 +647,14 @@ xfs_scrub_btree( } /* Records in order for scrub? */ - xfs_scrub_btree_rec(&bs); + xchk_btree_rec(&bs); /* Call out to the record checker. */ recp = xfs_btree_rec_addr(cur, cur->bc_ptrs[0], block); error = bs.scrub_rec(&bs, recp); if (error) break; - if (xfs_scrub_should_terminate(sc, &error) || + if (xchk_should_terminate(sc, &error) || (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT)) break; @@ -664,7 +664,7 @@ xfs_scrub_btree( /* End of node, pop back towards the root. */ if (cur->bc_ptrs[level] > be16_to_cpu(block->bb_numrecs)) { - xfs_scrub_btree_block_keys(&bs, level, block); + xchk_btree_block_keys(&bs, level, block); if (level < cur->bc_nlevels - 1) cur->bc_ptrs[level + 1]++; level++; @@ -672,16 +672,16 @@ xfs_scrub_btree( } /* Keys in order for scrub? */ - xfs_scrub_btree_key(&bs, level); + xchk_btree_key(&bs, level); /* Drill another level deeper. */ pp = xfs_btree_ptr_addr(cur, cur->bc_ptrs[level], block); - if (!xfs_scrub_btree_ptr_ok(&bs, level, pp)) { + if (!xchk_btree_ptr_ok(&bs, level, pp)) { cur->bc_ptrs[level]++; continue; } level--; - error = xfs_scrub_btree_get_block(&bs, level, pp, &block, &bp); + error = xchk_btree_get_block(&bs, level, pp, &block, &bp); if (error || !block) goto out; @@ -692,7 +692,7 @@ out: /* Process deferred owner checks on btree blocks. */ list_for_each_entry_safe(co, n, &bs.to_check, list) { if (!error && bs.cur) - error = xfs_scrub_btree_check_block_owner(&bs, + error = xchk_btree_check_block_owner(&bs, co->level, co->daddr); list_del(&co->list); kmem_free(co); diff --git a/fs/xfs/scrub/btree.h b/fs/xfs/scrub/btree.h index 956627500f2c..aada763cd006 100644 --- a/fs/xfs/scrub/btree.h +++ b/fs/xfs/scrub/btree.h @@ -9,44 +9,43 @@ /* btree scrub */ /* Check for btree operation errors. */ -bool xfs_scrub_btree_process_error(struct xfs_scrub_context *sc, +bool xchk_btree_process_error(struct xfs_scrub *sc, struct xfs_btree_cur *cur, int level, int *error); /* Check for btree xref operation errors. */ -bool xfs_scrub_btree_xref_process_error(struct xfs_scrub_context *sc, - struct xfs_btree_cur *cur, int level, - int *error); +bool xchk_btree_xref_process_error(struct xfs_scrub *sc, + struct xfs_btree_cur *cur, int level, int *error); /* Check for btree corruption. */ -void xfs_scrub_btree_set_corrupt(struct xfs_scrub_context *sc, +void xchk_btree_set_corrupt(struct xfs_scrub *sc, struct xfs_btree_cur *cur, int level); /* Check for btree xref discrepancies. */ -void xfs_scrub_btree_xref_set_corrupt(struct xfs_scrub_context *sc, +void xchk_btree_xref_set_corrupt(struct xfs_scrub *sc, struct xfs_btree_cur *cur, int level); -struct xfs_scrub_btree; -typedef int (*xfs_scrub_btree_rec_fn)( - struct xfs_scrub_btree *bs, +struct xchk_btree; +typedef int (*xchk_btree_rec_fn)( + struct xchk_btree *bs, union xfs_btree_rec *rec); -struct xfs_scrub_btree { +struct xchk_btree { /* caller-provided scrub state */ - struct xfs_scrub_context *sc; - struct xfs_btree_cur *cur; - xfs_scrub_btree_rec_fn scrub_rec; - struct xfs_owner_info *oinfo; - void *private; + struct xfs_scrub *sc; + struct xfs_btree_cur *cur; + xchk_btree_rec_fn scrub_rec; + struct xfs_owner_info *oinfo; + void *private; /* internal scrub state */ - union xfs_btree_rec lastrec; - bool firstrec; - union xfs_btree_key lastkey[XFS_BTREE_MAXLEVELS]; - bool firstkey[XFS_BTREE_MAXLEVELS]; - struct list_head to_check; + union xfs_btree_rec lastrec; + bool firstrec; + union xfs_btree_key lastkey[XFS_BTREE_MAXLEVELS]; + bool firstkey[XFS_BTREE_MAXLEVELS]; + struct list_head to_check; }; -int xfs_scrub_btree(struct xfs_scrub_context *sc, struct xfs_btree_cur *cur, - xfs_scrub_btree_rec_fn scrub_fn, - struct xfs_owner_info *oinfo, void *private); +int xchk_btree(struct xfs_scrub *sc, struct xfs_btree_cur *cur, + xchk_btree_rec_fn scrub_fn, struct xfs_owner_info *oinfo, + void *private); #endif /* __XFS_SCRUB_BTREE_H__ */ diff --git a/fs/xfs/scrub/common.c b/fs/xfs/scrub/common.c index 70e70c69f83f..346b02abccf7 100644 --- a/fs/xfs/scrub/common.c +++ b/fs/xfs/scrub/common.c @@ -68,20 +68,20 @@ /* Check for operational errors. */ static bool -__xfs_scrub_process_error( - struct xfs_scrub_context *sc, - xfs_agnumber_t agno, - xfs_agblock_t bno, - int *error, - __u32 errflag, - void *ret_ip) +__xchk_process_error( + struct xfs_scrub *sc, + xfs_agnumber_t agno, + xfs_agblock_t bno, + int *error, + __u32 errflag, + void *ret_ip) { switch (*error) { case 0: return true; case -EDEADLOCK: /* Used to restart an op with deadlock avoidance. */ - trace_xfs_scrub_deadlock_retry(sc->ip, sc->sm, *error); + trace_xchk_deadlock_retry(sc->ip, sc->sm, *error); break; case -EFSBADCRC: case -EFSCORRUPTED: @@ -90,7 +90,7 @@ __xfs_scrub_process_error( *error = 0; /* fall through */ default: - trace_xfs_scrub_op_error(sc, agno, bno, *error, + trace_xchk_op_error(sc, agno, bno, *error, ret_ip); break; } @@ -98,43 +98,43 @@ __xfs_scrub_process_error( } bool -xfs_scrub_process_error( - struct xfs_scrub_context *sc, - xfs_agnumber_t agno, - xfs_agblock_t bno, - int *error) +xchk_process_error( + struct xfs_scrub *sc, + xfs_agnumber_t agno, + xfs_agblock_t bno, + int *error) { - return __xfs_scrub_process_error(sc, agno, bno, error, + return __xchk_process_error(sc, agno, bno, error, XFS_SCRUB_OFLAG_CORRUPT, __return_address); } bool -xfs_scrub_xref_process_error( - struct xfs_scrub_context *sc, - xfs_agnumber_t agno, - xfs_agblock_t bno, - int *error) +xchk_xref_process_error( + struct xfs_scrub *sc, + xfs_agnumber_t agno, + xfs_agblock_t bno, + int *error) { - return __xfs_scrub_process_error(sc, agno, bno, error, + return __xchk_process_error(sc, agno, bno, error, XFS_SCRUB_OFLAG_XFAIL, __return_address); } /* Check for operational errors for a file offset. */ static bool -__xfs_scrub_fblock_process_error( - struct xfs_scrub_context *sc, - int whichfork, - xfs_fileoff_t offset, - int *error, - __u32 errflag, - void *ret_ip) +__xchk_fblock_process_error( + struct xfs_scrub *sc, + int whichfork, + xfs_fileoff_t offset, + int *error, + __u32 errflag, + void *ret_ip) { switch (*error) { case 0: return true; case -EDEADLOCK: /* Used to restart an op with deadlock avoidance. */ - trace_xfs_scrub_deadlock_retry(sc->ip, sc->sm, *error); + trace_xchk_deadlock_retry(sc->ip, sc->sm, *error); break; case -EFSBADCRC: case -EFSCORRUPTED: @@ -143,7 +143,7 @@ __xfs_scrub_fblock_process_error( *error = 0; /* fall through */ default: - trace_xfs_scrub_file_op_error(sc, whichfork, offset, *error, + trace_xchk_file_op_error(sc, whichfork, offset, *error, ret_ip); break; } @@ -151,24 +151,24 @@ __xfs_scrub_fblock_process_error( } bool -xfs_scrub_fblock_process_error( - struct xfs_scrub_context *sc, - int whichfork, - xfs_fileoff_t offset, - int *error) +xchk_fblock_process_error( + struct xfs_scrub *sc, + int whichfork, + xfs_fileoff_t offset, + int *error) { - return __xfs_scrub_fblock_process_error(sc, whichfork, offset, error, + return __xchk_fblock_process_error(sc, whichfork, offset, error, XFS_SCRUB_OFLAG_CORRUPT, __return_address); } bool -xfs_scrub_fblock_xref_process_error( - struct xfs_scrub_context *sc, - int whichfork, - xfs_fileoff_t offset, - int *error) +xchk_fblock_xref_process_error( + struct xfs_scrub *sc, + int whichfork, + xfs_fileoff_t offset, + int *error) { - return __xfs_scrub_fblock_process_error(sc, whichfork, offset, error, + return __xchk_fblock_process_error(sc, whichfork, offset, error, XFS_SCRUB_OFLAG_XFAIL, __return_address); } @@ -186,12 +186,12 @@ xfs_scrub_fblock_xref_process_error( /* Record a block which could be optimized. */ void -xfs_scrub_block_set_preen( - struct xfs_scrub_context *sc, - struct xfs_buf *bp) +xchk_block_set_preen( + struct xfs_scrub *sc, + struct xfs_buf *bp) { sc->sm->sm_flags |= XFS_SCRUB_OFLAG_PREEN; - trace_xfs_scrub_block_preen(sc, bp->b_bn, __return_address); + trace_xchk_block_preen(sc, bp->b_bn, __return_address); } /* @@ -200,32 +200,32 @@ xfs_scrub_block_set_preen( * the block location of the inode record itself. */ void -xfs_scrub_ino_set_preen( - struct xfs_scrub_context *sc, - xfs_ino_t ino) +xchk_ino_set_preen( + struct xfs_scrub *sc, + xfs_ino_t ino) { sc->sm->sm_flags |= XFS_SCRUB_OFLAG_PREEN; - trace_xfs_scrub_ino_preen(sc, ino, __return_address); + trace_xchk_ino_preen(sc, ino, __return_address); } /* Record a corrupt block. */ void -xfs_scrub_block_set_corrupt( - struct xfs_scrub_context *sc, - struct xfs_buf *bp) +xchk_block_set_corrupt( + struct xfs_scrub *sc, + struct xfs_buf *bp) { sc->sm->sm_flags |= XFS_SCRUB_OFLAG_CORRUPT; - trace_xfs_scrub_block_error(sc, bp->b_bn, __return_address); + trace_xchk_block_error(sc, bp->b_bn, __return_address); } /* Record a corruption while cross-referencing. */ void -xfs_scrub_block_xref_set_corrupt( - struct xfs_scrub_context *sc, - struct xfs_buf *bp) +xchk_block_xref_set_corrupt( + struct xfs_scrub *sc, + struct xfs_buf *bp) { sc->sm->sm_flags |= XFS_SCRUB_OFLAG_XCORRUPT; - trace_xfs_scrub_block_error(sc, bp->b_bn, __return_address); + trace_xchk_block_error(sc, bp->b_bn, __return_address); } /* @@ -234,44 +234,44 @@ xfs_scrub_block_xref_set_corrupt( * inode record itself. */ void -xfs_scrub_ino_set_corrupt( - struct xfs_scrub_context *sc, - xfs_ino_t ino) +xchk_ino_set_corrupt( + struct xfs_scrub *sc, + xfs_ino_t ino) { sc->sm->sm_flags |= XFS_SCRUB_OFLAG_CORRUPT; - trace_xfs_scrub_ino_error(sc, ino, __return_address); + trace_xchk_ino_error(sc, ino, __return_address); } /* Record a corruption while cross-referencing with an inode. */ void -xfs_scrub_ino_xref_set_corrupt( - struct xfs_scrub_context *sc, - xfs_ino_t ino) +xchk_ino_xref_set_corrupt( + struct xfs_scrub *sc, + xfs_ino_t ino) { sc->sm->sm_flags |= XFS_SCRUB_OFLAG_XCORRUPT; - trace_xfs_scrub_ino_error(sc, ino, __return_address); + trace_xchk_ino_error(sc, ino, __return_address); } /* Record corruption in a block indexed by a file fork. */ void -xfs_scrub_fblock_set_corrupt( - struct xfs_scrub_context *sc, - int whichfork, - xfs_fileoff_t offset) +xchk_fblock_set_corrupt( + struct xfs_scrub *sc, + int whichfork, + xfs_fileoff_t offset) { sc->sm->sm_flags |= XFS_SCRUB_OFLAG_CORRUPT; - trace_xfs_scrub_fblock_error(sc, whichfork, offset, __return_address); + trace_xchk_fblock_error(sc, whichfork, offset, __return_address); } /* Record a corruption while cross-referencing a fork block. */ void -xfs_scrub_fblock_xref_set_corrupt( - struct xfs_scrub_context *sc, - int whichfork, - xfs_fileoff_t offset) +xchk_fblock_xref_set_corrupt( + struct xfs_scrub *sc, + int whichfork, + xfs_fileoff_t offset) { sc->sm->sm_flags |= XFS_SCRUB_OFLAG_XCORRUPT; - trace_xfs_scrub_fblock_error(sc, whichfork, offset, __return_address); + trace_xchk_fblock_error(sc, whichfork, offset, __return_address); } /* @@ -279,32 +279,32 @@ xfs_scrub_fblock_xref_set_corrupt( * incorrect. */ void -xfs_scrub_ino_set_warning( - struct xfs_scrub_context *sc, - xfs_ino_t ino) +xchk_ino_set_warning( + struct xfs_scrub *sc, + xfs_ino_t ino) { sc->sm->sm_flags |= XFS_SCRUB_OFLAG_WARNING; - trace_xfs_scrub_ino_warning(sc, ino, __return_address); + trace_xchk_ino_warning(sc, ino, __return_address); } /* Warn about a block indexed by a file fork that needs review. */ void -xfs_scrub_fblock_set_warning( - struct xfs_scrub_context *sc, - int whichfork, - xfs_fileoff_t offset) +xchk_fblock_set_warning( + struct xfs_scrub *sc, + int whichfork, + xfs_fileoff_t offset) { sc->sm->sm_flags |= XFS_SCRUB_OFLAG_WARNING; - trace_xfs_scrub_fblock_warning(sc, whichfork, offset, __return_address); + trace_xchk_fblock_warning(sc, whichfork, offset, __return_address); } /* Signal an incomplete scrub. */ void -xfs_scrub_set_incomplete( - struct xfs_scrub_context *sc) +xchk_set_incomplete( + struct xfs_scrub *sc) { sc->sm->sm_flags |= XFS_SCRUB_OFLAG_INCOMPLETE; - trace_xfs_scrub_incomplete(sc, __return_address); + trace_xchk_incomplete(sc, __return_address); } /* @@ -312,20 +312,20 @@ xfs_scrub_set_incomplete( * at least according to the reverse mapping data. */ -struct xfs_scrub_rmap_ownedby_info { +struct xchk_rmap_ownedby_info { struct xfs_owner_info *oinfo; xfs_filblks_t *blocks; }; STATIC int -xfs_scrub_count_rmap_ownedby_irec( - struct xfs_btree_cur *cur, - struct xfs_rmap_irec *rec, - void *priv) +xchk_count_rmap_ownedby_irec( + struct xfs_btree_cur *cur, + struct xfs_rmap_irec *rec, + void *priv) { - struct xfs_scrub_rmap_ownedby_info *sroi = priv; - bool irec_attr; - bool oinfo_attr; + struct xchk_rmap_ownedby_info *sroi = priv; + bool irec_attr; + bool oinfo_attr; irec_attr = rec->rm_flags & XFS_RMAP_ATTR_FORK; oinfo_attr = sroi->oinfo->oi_flags & XFS_OWNER_INFO_ATTR_FORK; @@ -344,19 +344,19 @@ xfs_scrub_count_rmap_ownedby_irec( * The caller should pass us an rmapbt cursor. */ int -xfs_scrub_count_rmap_ownedby_ag( - struct xfs_scrub_context *sc, - struct xfs_btree_cur *cur, - struct xfs_owner_info *oinfo, - xfs_filblks_t *blocks) +xchk_count_rmap_ownedby_ag( + struct xfs_scrub *sc, + struct xfs_btree_cur *cur, + struct xfs_owner_info *oinfo, + xfs_filblks_t *blocks) { - struct xfs_scrub_rmap_ownedby_info sroi; + struct xchk_rmap_ownedby_info sroi; sroi.oinfo = oinfo; *blocks = 0; sroi.blocks = blocks; - return xfs_rmap_query_all(cur, xfs_scrub_count_rmap_ownedby_irec, + return xfs_rmap_query_all(cur, xchk_count_rmap_ownedby_irec, &sroi); } @@ -371,8 +371,8 @@ xfs_scrub_count_rmap_ownedby_ag( /* Decide if we want to return an AG header read failure. */ static inline bool want_ag_read_header_failure( - struct xfs_scrub_context *sc, - unsigned int type) + struct xfs_scrub *sc, + unsigned int type) { /* Return all AG header read failures when scanning btrees. */ if (sc->sm->sm_type != XFS_SCRUB_TYPE_AGF && @@ -392,20 +392,20 @@ want_ag_read_header_failure( /* * Grab all the headers for an AG. * - * The headers should be released by xfs_scrub_ag_free, but as a fail + * The headers should be released by xchk_ag_free, but as a fail * safe we attach all the buffers we grab to the scrub transaction so * they'll all be freed when we cancel it. */ int -xfs_scrub_ag_read_headers( - struct xfs_scrub_context *sc, - xfs_agnumber_t agno, - struct xfs_buf **agi, - struct xfs_buf **agf, - struct xfs_buf **agfl) -{ - struct xfs_mount *mp = sc->mp; - int error; +xchk_ag_read_headers( + struct xfs_scrub *sc, + xfs_agnumber_t agno, + struct xfs_buf **agi, + struct xfs_buf **agf, + struct xfs_buf **agfl) +{ + struct xfs_mount *mp = sc->mp; + int error; error = xfs_ialloc_read_agi(mp, sc->tp, agno, agi); if (error && want_ag_read_header_failure(sc, XFS_SCRUB_TYPE_AGI)) @@ -425,8 +425,8 @@ out: /* Release all the AG btree cursors. */ void -xfs_scrub_ag_btcur_free( - struct xfs_scrub_ag *sa) +xchk_ag_btcur_free( + struct xchk_ag *sa) { if (sa->refc_cur) xfs_btree_del_cursor(sa->refc_cur, XFS_BTREE_ERROR); @@ -451,12 +451,12 @@ xfs_scrub_ag_btcur_free( /* Initialize all the btree cursors for an AG. */ int -xfs_scrub_ag_btcur_init( - struct xfs_scrub_context *sc, - struct xfs_scrub_ag *sa) +xchk_ag_btcur_init( + struct xfs_scrub *sc, + struct xchk_ag *sa) { - struct xfs_mount *mp = sc->mp; - xfs_agnumber_t agno = sa->agno; + struct xfs_mount *mp = sc->mp; + xfs_agnumber_t agno = sa->agno; if (sa->agf_bp) { /* Set up a bnobt cursor for cross-referencing. */ @@ -499,7 +499,7 @@ xfs_scrub_ag_btcur_init( /* Set up a refcountbt cursor for cross-referencing. */ if (sa->agf_bp && xfs_sb_version_hasreflink(&mp->m_sb)) { sa->refc_cur = xfs_refcountbt_init_cursor(mp, sc->tp, - sa->agf_bp, agno, NULL); + sa->agf_bp, agno); if (!sa->refc_cur) goto err; } @@ -511,11 +511,11 @@ err: /* Release the AG header context and btree cursors. */ void -xfs_scrub_ag_free( - struct xfs_scrub_context *sc, - struct xfs_scrub_ag *sa) +xchk_ag_free( + struct xfs_scrub *sc, + struct xchk_ag *sa) { - xfs_scrub_ag_btcur_free(sa); + xchk_ag_btcur_free(sa); if (sa->agfl_bp) { xfs_trans_brelse(sc->tp, sa->agfl_bp); sa->agfl_bp = NULL; @@ -543,30 +543,30 @@ xfs_scrub_ag_free( * transaction ourselves. */ int -xfs_scrub_ag_init( - struct xfs_scrub_context *sc, - xfs_agnumber_t agno, - struct xfs_scrub_ag *sa) +xchk_ag_init( + struct xfs_scrub *sc, + xfs_agnumber_t agno, + struct xchk_ag *sa) { - int error; + int error; sa->agno = agno; - error = xfs_scrub_ag_read_headers(sc, agno, &sa->agi_bp, + error = xchk_ag_read_headers(sc, agno, &sa->agi_bp, &sa->agf_bp, &sa->agfl_bp); if (error) return error; - return xfs_scrub_ag_btcur_init(sc, sa); + return xchk_ag_btcur_init(sc, sa); } /* * Grab the per-ag structure if we haven't already gotten it. Teardown of the - * xfs_scrub_ag will release it for us. + * xchk_ag will release it for us. */ void -xfs_scrub_perag_get( +xchk_perag_get( struct xfs_mount *mp, - struct xfs_scrub_ag *sa) + struct xchk_ag *sa) { if (!sa->pag) sa->pag = xfs_perag_get(mp, sa->agno); @@ -585,9 +585,9 @@ xfs_scrub_perag_get( * the metadata object. */ int -xfs_scrub_trans_alloc( - struct xfs_scrub_context *sc, - uint resblks) +xchk_trans_alloc( + struct xfs_scrub *sc, + uint resblks) { if (sc->sm->sm_flags & XFS_SCRUB_IFLAG_REPAIR) return xfs_trans_alloc(sc->mp, &M_RES(sc->mp)->tr_itruncate, @@ -598,25 +598,25 @@ xfs_scrub_trans_alloc( /* Set us up with a transaction and an empty context. */ int -xfs_scrub_setup_fs( - struct xfs_scrub_context *sc, - struct xfs_inode *ip) +xchk_setup_fs( + struct xfs_scrub *sc, + struct xfs_inode *ip) { - uint resblks; + uint resblks; - resblks = xfs_repair_calc_ag_resblks(sc); - return xfs_scrub_trans_alloc(sc, resblks); + resblks = xrep_calc_ag_resblks(sc); + return xchk_trans_alloc(sc, resblks); } /* Set us up with AG headers and btree cursors. */ int -xfs_scrub_setup_ag_btree( - struct xfs_scrub_context *sc, - struct xfs_inode *ip, - bool force_log) +xchk_setup_ag_btree( + struct xfs_scrub *sc, + struct xfs_inode *ip, + bool force_log) { - struct xfs_mount *mp = sc->mp; - int error; + struct xfs_mount *mp = sc->mp; + int error; /* * If the caller asks us to checkpont the log, do so. This @@ -625,21 +625,21 @@ xfs_scrub_setup_ag_btree( * document why they need to do so. */ if (force_log) { - error = xfs_scrub_checkpoint_log(mp); + error = xchk_checkpoint_log(mp); if (error) return error; } - error = xfs_scrub_setup_fs(sc, ip); + error = xchk_setup_fs(sc, ip); if (error) return error; - return xfs_scrub_ag_init(sc, sc->sm->sm_agno, &sc->sa); + return xchk_ag_init(sc, sc->sm->sm_agno, &sc->sa); } /* Push everything out of the log onto disk. */ int -xfs_scrub_checkpoint_log( +xchk_checkpoint_log( struct xfs_mount *mp) { int error; @@ -657,14 +657,14 @@ xfs_scrub_checkpoint_log( * The inode is not locked. */ int -xfs_scrub_get_inode( - struct xfs_scrub_context *sc, - struct xfs_inode *ip_in) +xchk_get_inode( + struct xfs_scrub *sc, + struct xfs_inode *ip_in) { - struct xfs_imap imap; - struct xfs_mount *mp = sc->mp; - struct xfs_inode *ip = NULL; - int error; + struct xfs_imap imap; + struct xfs_mount *mp = sc->mp; + struct xfs_inode *ip = NULL; + int error; /* We want to scan the inode we already had opened. */ if (sc->sm->sm_ino == 0 || sc->sm->sm_ino == ip_in->i_ino) { @@ -704,14 +704,14 @@ xfs_scrub_get_inode( error = -EFSCORRUPTED; /* fall through */ default: - trace_xfs_scrub_op_error(sc, + trace_xchk_op_error(sc, XFS_INO_TO_AGNO(mp, sc->sm->sm_ino), XFS_INO_TO_AGBNO(mp, sc->sm->sm_ino), error, __return_address); return error; } if (VFS_I(ip)->i_generation != sc->sm->sm_gen) { - iput(VFS_I(ip)); + xfs_irele(ip); return -ENOENT; } @@ -721,21 +721,21 @@ xfs_scrub_get_inode( /* Set us up to scrub a file's contents. */ int -xfs_scrub_setup_inode_contents( - struct xfs_scrub_context *sc, - struct xfs_inode *ip, - unsigned int resblks) +xchk_setup_inode_contents( + struct xfs_scrub *sc, + struct xfs_inode *ip, + unsigned int resblks) { - int error; + int error; - error = xfs_scrub_get_inode(sc, ip); + error = xchk_get_inode(sc, ip); if (error) return error; /* Got the inode, lock it and we're ready to go. */ sc->ilock_flags = XFS_IOLOCK_EXCL | XFS_MMAPLOCK_EXCL; xfs_ilock(sc->ip, sc->ilock_flags); - error = xfs_scrub_trans_alloc(sc, resblks); + error = xchk_trans_alloc(sc, resblks); if (error) goto out; sc->ilock_flags |= XFS_ILOCK_EXCL; @@ -752,13 +752,13 @@ out: * the cursor and skip the check. */ bool -xfs_scrub_should_check_xref( - struct xfs_scrub_context *sc, - int *error, - struct xfs_btree_cur **curpp) +xchk_should_check_xref( + struct xfs_scrub *sc, + int *error, + struct xfs_btree_cur **curpp) { /* No point in xref if we already know we're corrupt. */ - if (xfs_scrub_skip_xref(sc->sm)) + if (xchk_skip_xref(sc->sm)) return false; if (*error == 0) @@ -775,7 +775,7 @@ xfs_scrub_should_check_xref( } sc->sm->sm_flags |= XFS_SCRUB_OFLAG_XFAIL; - trace_xfs_scrub_xref_error(sc, *error, __return_address); + trace_xchk_xref_error(sc, *error, __return_address); /* * Errors encountered during cross-referencing with another @@ -787,25 +787,25 @@ xfs_scrub_should_check_xref( /* Run the structure verifiers on in-memory buffers to detect bad memory. */ void -xfs_scrub_buffer_recheck( - struct xfs_scrub_context *sc, - struct xfs_buf *bp) +xchk_buffer_recheck( + struct xfs_scrub *sc, + struct xfs_buf *bp) { - xfs_failaddr_t fa; + xfs_failaddr_t fa; if (bp->b_ops == NULL) { - xfs_scrub_block_set_corrupt(sc, bp); + xchk_block_set_corrupt(sc, bp); return; } if (bp->b_ops->verify_struct == NULL) { - xfs_scrub_set_incomplete(sc); + xchk_set_incomplete(sc); return; } fa = bp->b_ops->verify_struct(bp); if (!fa) return; sc->sm->sm_flags |= XFS_SCRUB_OFLAG_CORRUPT; - trace_xfs_scrub_block_error(sc, bp->b_bn, fa); + trace_xchk_block_error(sc, bp->b_bn, fa); } /* @@ -813,38 +813,38 @@ xfs_scrub_buffer_recheck( * pointed to by sc->ip and the ILOCK must be held. */ int -xfs_scrub_metadata_inode_forks( - struct xfs_scrub_context *sc) +xchk_metadata_inode_forks( + struct xfs_scrub *sc) { - __u32 smtype; - bool shared; - int error; + __u32 smtype; + bool shared; + int error; if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return 0; /* Metadata inodes don't live on the rt device. */ if (sc->ip->i_d.di_flags & XFS_DIFLAG_REALTIME) { - xfs_scrub_ino_set_corrupt(sc, sc->ip->i_ino); + xchk_ino_set_corrupt(sc, sc->ip->i_ino); return 0; } /* They should never participate in reflink. */ if (xfs_is_reflink_inode(sc->ip)) { - xfs_scrub_ino_set_corrupt(sc, sc->ip->i_ino); + xchk_ino_set_corrupt(sc, sc->ip->i_ino); return 0; } /* They also should never have extended attributes. */ if (xfs_inode_hasattr(sc->ip)) { - xfs_scrub_ino_set_corrupt(sc, sc->ip->i_ino); + xchk_ino_set_corrupt(sc, sc->ip->i_ino); return 0; } /* Invoke the data fork scrubber. */ smtype = sc->sm->sm_type; sc->sm->sm_type = XFS_SCRUB_TYPE_BMBTD; - error = xfs_scrub_bmap_data(sc); + error = xchk_bmap_data(sc); sc->sm->sm_type = smtype; if (error || (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT)) return error; @@ -853,11 +853,11 @@ xfs_scrub_metadata_inode_forks( if (xfs_sb_version_hasreflink(&sc->mp->m_sb)) { error = xfs_reflink_inode_has_shared_extents(sc->tp, sc->ip, &shared); - if (!xfs_scrub_fblock_process_error(sc, XFS_DATA_FORK, 0, + if (!xchk_fblock_process_error(sc, XFS_DATA_FORK, 0, &error)) return error; if (shared) - xfs_scrub_ino_set_corrupt(sc, sc->ip->i_ino); + xchk_ino_set_corrupt(sc, sc->ip->i_ino); } return error; @@ -871,7 +871,7 @@ xfs_scrub_metadata_inode_forks( * we can't. */ int -xfs_scrub_ilock_inverted( +xchk_ilock_inverted( struct xfs_inode *ip, uint lock_mode) { diff --git a/fs/xfs/scrub/common.h b/fs/xfs/scrub/common.h index 2172bd5361e2..2d4324d12f9a 100644 --- a/fs/xfs/scrub/common.h +++ b/fs/xfs/scrub/common.h @@ -12,8 +12,8 @@ * Note that we're careful not to make any judgements about *error. */ static inline bool -xfs_scrub_should_terminate( - struct xfs_scrub_context *sc, +xchk_should_terminate( + struct xfs_scrub *sc, int *error) { if (fatal_signal_pending(current)) { @@ -24,121 +24,118 @@ xfs_scrub_should_terminate( return false; } -int xfs_scrub_trans_alloc(struct xfs_scrub_context *sc, uint resblks); -bool xfs_scrub_process_error(struct xfs_scrub_context *sc, xfs_agnumber_t agno, +int xchk_trans_alloc(struct xfs_scrub *sc, uint resblks); +bool xchk_process_error(struct xfs_scrub *sc, xfs_agnumber_t agno, xfs_agblock_t bno, int *error); -bool xfs_scrub_fblock_process_error(struct xfs_scrub_context *sc, int whichfork, +bool xchk_fblock_process_error(struct xfs_scrub *sc, int whichfork, xfs_fileoff_t offset, int *error); -bool xfs_scrub_xref_process_error(struct xfs_scrub_context *sc, +bool xchk_xref_process_error(struct xfs_scrub *sc, xfs_agnumber_t agno, xfs_agblock_t bno, int *error); -bool xfs_scrub_fblock_xref_process_error(struct xfs_scrub_context *sc, +bool xchk_fblock_xref_process_error(struct xfs_scrub *sc, int whichfork, xfs_fileoff_t offset, int *error); -void xfs_scrub_block_set_preen(struct xfs_scrub_context *sc, +void xchk_block_set_preen(struct xfs_scrub *sc, struct xfs_buf *bp); -void xfs_scrub_ino_set_preen(struct xfs_scrub_context *sc, xfs_ino_t ino); +void xchk_ino_set_preen(struct xfs_scrub *sc, xfs_ino_t ino); -void xfs_scrub_block_set_corrupt(struct xfs_scrub_context *sc, +void xchk_block_set_corrupt(struct xfs_scrub *sc, struct xfs_buf *bp); -void xfs_scrub_ino_set_corrupt(struct xfs_scrub_context *sc, xfs_ino_t ino); -void xfs_scrub_fblock_set_corrupt(struct xfs_scrub_context *sc, int whichfork, +void xchk_ino_set_corrupt(struct xfs_scrub *sc, xfs_ino_t ino); +void xchk_fblock_set_corrupt(struct xfs_scrub *sc, int whichfork, xfs_fileoff_t offset); -void xfs_scrub_block_xref_set_corrupt(struct xfs_scrub_context *sc, +void xchk_block_xref_set_corrupt(struct xfs_scrub *sc, struct xfs_buf *bp); -void xfs_scrub_ino_xref_set_corrupt(struct xfs_scrub_context *sc, +void xchk_ino_xref_set_corrupt(struct xfs_scrub *sc, xfs_ino_t ino); -void xfs_scrub_fblock_xref_set_corrupt(struct xfs_scrub_context *sc, +void xchk_fblock_xref_set_corrupt(struct xfs_scrub *sc, int whichfork, xfs_fileoff_t offset); -void xfs_scrub_ino_set_warning(struct xfs_scrub_context *sc, xfs_ino_t ino); -void xfs_scrub_fblock_set_warning(struct xfs_scrub_context *sc, int whichfork, +void xchk_ino_set_warning(struct xfs_scrub *sc, xfs_ino_t ino); +void xchk_fblock_set_warning(struct xfs_scrub *sc, int whichfork, xfs_fileoff_t offset); -void xfs_scrub_set_incomplete(struct xfs_scrub_context *sc); -int xfs_scrub_checkpoint_log(struct xfs_mount *mp); +void xchk_set_incomplete(struct xfs_scrub *sc); +int xchk_checkpoint_log(struct xfs_mount *mp); /* Are we set up for a cross-referencing check? */ -bool xfs_scrub_should_check_xref(struct xfs_scrub_context *sc, int *error, +bool xchk_should_check_xref(struct xfs_scrub *sc, int *error, struct xfs_btree_cur **curpp); /* Setup functions */ -int xfs_scrub_setup_fs(struct xfs_scrub_context *sc, struct xfs_inode *ip); -int xfs_scrub_setup_ag_allocbt(struct xfs_scrub_context *sc, +int xchk_setup_fs(struct xfs_scrub *sc, struct xfs_inode *ip); +int xchk_setup_ag_allocbt(struct xfs_scrub *sc, struct xfs_inode *ip); -int xfs_scrub_setup_ag_iallocbt(struct xfs_scrub_context *sc, +int xchk_setup_ag_iallocbt(struct xfs_scrub *sc, struct xfs_inode *ip); -int xfs_scrub_setup_ag_rmapbt(struct xfs_scrub_context *sc, +int xchk_setup_ag_rmapbt(struct xfs_scrub *sc, struct xfs_inode *ip); -int xfs_scrub_setup_ag_refcountbt(struct xfs_scrub_context *sc, +int xchk_setup_ag_refcountbt(struct xfs_scrub *sc, struct xfs_inode *ip); -int xfs_scrub_setup_inode(struct xfs_scrub_context *sc, +int xchk_setup_inode(struct xfs_scrub *sc, struct xfs_inode *ip); -int xfs_scrub_setup_inode_bmap(struct xfs_scrub_context *sc, +int xchk_setup_inode_bmap(struct xfs_scrub *sc, struct xfs_inode *ip); -int xfs_scrub_setup_inode_bmap_data(struct xfs_scrub_context *sc, +int xchk_setup_inode_bmap_data(struct xfs_scrub *sc, struct xfs_inode *ip); -int xfs_scrub_setup_directory(struct xfs_scrub_context *sc, +int xchk_setup_directory(struct xfs_scrub *sc, struct xfs_inode *ip); -int xfs_scrub_setup_xattr(struct xfs_scrub_context *sc, +int xchk_setup_xattr(struct xfs_scrub *sc, struct xfs_inode *ip); -int xfs_scrub_setup_symlink(struct xfs_scrub_context *sc, +int xchk_setup_symlink(struct xfs_scrub *sc, struct xfs_inode *ip); -int xfs_scrub_setup_parent(struct xfs_scrub_context *sc, +int xchk_setup_parent(struct xfs_scrub *sc, struct xfs_inode *ip); #ifdef CONFIG_XFS_RT -int xfs_scrub_setup_rt(struct xfs_scrub_context *sc, struct xfs_inode *ip); +int xchk_setup_rt(struct xfs_scrub *sc, struct xfs_inode *ip); #else static inline int -xfs_scrub_setup_rt(struct xfs_scrub_context *sc, struct xfs_inode *ip) +xchk_setup_rt(struct xfs_scrub *sc, struct xfs_inode *ip) { return -ENOENT; } #endif #ifdef CONFIG_XFS_QUOTA -int xfs_scrub_setup_quota(struct xfs_scrub_context *sc, struct xfs_inode *ip); +int xchk_setup_quota(struct xfs_scrub *sc, struct xfs_inode *ip); #else static inline int -xfs_scrub_setup_quota(struct xfs_scrub_context *sc, struct xfs_inode *ip) +xchk_setup_quota(struct xfs_scrub *sc, struct xfs_inode *ip) { return -ENOENT; } #endif -void xfs_scrub_ag_free(struct xfs_scrub_context *sc, struct xfs_scrub_ag *sa); -int xfs_scrub_ag_init(struct xfs_scrub_context *sc, xfs_agnumber_t agno, - struct xfs_scrub_ag *sa); -void xfs_scrub_perag_get(struct xfs_mount *mp, struct xfs_scrub_ag *sa); -int xfs_scrub_ag_read_headers(struct xfs_scrub_context *sc, xfs_agnumber_t agno, - struct xfs_buf **agi, struct xfs_buf **agf, - struct xfs_buf **agfl); -void xfs_scrub_ag_btcur_free(struct xfs_scrub_ag *sa); -int xfs_scrub_ag_btcur_init(struct xfs_scrub_context *sc, - struct xfs_scrub_ag *sa); -int xfs_scrub_count_rmap_ownedby_ag(struct xfs_scrub_context *sc, - struct xfs_btree_cur *cur, - struct xfs_owner_info *oinfo, - xfs_filblks_t *blocks); +void xchk_ag_free(struct xfs_scrub *sc, struct xchk_ag *sa); +int xchk_ag_init(struct xfs_scrub *sc, xfs_agnumber_t agno, + struct xchk_ag *sa); +void xchk_perag_get(struct xfs_mount *mp, struct xchk_ag *sa); +int xchk_ag_read_headers(struct xfs_scrub *sc, xfs_agnumber_t agno, + struct xfs_buf **agi, struct xfs_buf **agf, + struct xfs_buf **agfl); +void xchk_ag_btcur_free(struct xchk_ag *sa); +int xchk_ag_btcur_init(struct xfs_scrub *sc, struct xchk_ag *sa); +int xchk_count_rmap_ownedby_ag(struct xfs_scrub *sc, struct xfs_btree_cur *cur, + struct xfs_owner_info *oinfo, xfs_filblks_t *blocks); -int xfs_scrub_setup_ag_btree(struct xfs_scrub_context *sc, - struct xfs_inode *ip, bool force_log); -int xfs_scrub_get_inode(struct xfs_scrub_context *sc, struct xfs_inode *ip_in); -int xfs_scrub_setup_inode_contents(struct xfs_scrub_context *sc, - struct xfs_inode *ip, unsigned int resblks); -void xfs_scrub_buffer_recheck(struct xfs_scrub_context *sc, struct xfs_buf *bp); +int xchk_setup_ag_btree(struct xfs_scrub *sc, struct xfs_inode *ip, + bool force_log); +int xchk_get_inode(struct xfs_scrub *sc, struct xfs_inode *ip_in); +int xchk_setup_inode_contents(struct xfs_scrub *sc, struct xfs_inode *ip, + unsigned int resblks); +void xchk_buffer_recheck(struct xfs_scrub *sc, struct xfs_buf *bp); /* * Don't bother cross-referencing if we already found corruption or cross * referencing discrepancies. */ -static inline bool xfs_scrub_skip_xref(struct xfs_scrub_metadata *sm) +static inline bool xchk_skip_xref(struct xfs_scrub_metadata *sm) { return sm->sm_flags & (XFS_SCRUB_OFLAG_CORRUPT | XFS_SCRUB_OFLAG_XCORRUPT); } -int xfs_scrub_metadata_inode_forks(struct xfs_scrub_context *sc); -int xfs_scrub_ilock_inverted(struct xfs_inode *ip, uint lock_mode); +int xchk_metadata_inode_forks(struct xfs_scrub *sc); +int xchk_ilock_inverted(struct xfs_inode *ip, uint lock_mode); #endif /* __XFS_SCRUB_COMMON_H__ */ diff --git a/fs/xfs/scrub/dabtree.c b/fs/xfs/scrub/dabtree.c index d700c4d4d4ef..f1260b4bfdee 100644 --- a/fs/xfs/scrub/dabtree.c +++ b/fs/xfs/scrub/dabtree.c @@ -35,12 +35,12 @@ * operational errors in common.c. */ bool -xfs_scrub_da_process_error( - struct xfs_scrub_da_btree *ds, - int level, - int *error) +xchk_da_process_error( + struct xchk_da_btree *ds, + int level, + int *error) { - struct xfs_scrub_context *sc = ds->sc; + struct xfs_scrub *sc = ds->sc; if (*error == 0) return true; @@ -48,7 +48,7 @@ xfs_scrub_da_process_error( switch (*error) { case -EDEADLOCK: /* Used to restart an op with deadlock avoidance. */ - trace_xfs_scrub_deadlock_retry(sc->ip, sc->sm, *error); + trace_xchk_deadlock_retry(sc->ip, sc->sm, *error); break; case -EFSBADCRC: case -EFSCORRUPTED: @@ -57,7 +57,7 @@ xfs_scrub_da_process_error( *error = 0; /* fall through */ default: - trace_xfs_scrub_file_op_error(sc, ds->dargs.whichfork, + trace_xchk_file_op_error(sc, ds->dargs.whichfork, xfs_dir2_da_to_db(ds->dargs.geo, ds->state->path.blk[level].blkno), *error, __return_address); @@ -71,15 +71,15 @@ xfs_scrub_da_process_error( * operational errors in common.c. */ void -xfs_scrub_da_set_corrupt( - struct xfs_scrub_da_btree *ds, - int level) +xchk_da_set_corrupt( + struct xchk_da_btree *ds, + int level) { - struct xfs_scrub_context *sc = ds->sc; + struct xfs_scrub *sc = ds->sc; sc->sm->sm_flags |= XFS_SCRUB_OFLAG_CORRUPT; - trace_xfs_scrub_fblock_error(sc, ds->dargs.whichfork, + trace_xchk_fblock_error(sc, ds->dargs.whichfork, xfs_dir2_da_to_db(ds->dargs.geo, ds->state->path.blk[level].blkno), __return_address); @@ -87,14 +87,14 @@ xfs_scrub_da_set_corrupt( /* Find an entry at a certain level in a da btree. */ STATIC void * -xfs_scrub_da_btree_entry( - struct xfs_scrub_da_btree *ds, - int level, - int rec) +xchk_da_btree_entry( + struct xchk_da_btree *ds, + int level, + int rec) { - char *ents; - struct xfs_da_state_blk *blk; - void *baddr; + char *ents; + struct xfs_da_state_blk *blk; + void *baddr; /* Dispatch the entry finding function. */ blk = &ds->state->path.blk[level]; @@ -123,8 +123,8 @@ xfs_scrub_da_btree_entry( /* Scrub a da btree hash (key). */ int -xfs_scrub_da_btree_hash( - struct xfs_scrub_da_btree *ds, +xchk_da_btree_hash( + struct xchk_da_btree *ds, int level, __be32 *hashp) { @@ -136,7 +136,7 @@ xfs_scrub_da_btree_hash( /* Is this hash in order? */ hash = be32_to_cpu(*hashp); if (hash < ds->hashes[level]) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); ds->hashes[level] = hash; if (level == 0) @@ -144,10 +144,10 @@ xfs_scrub_da_btree_hash( /* Is this hash no larger than the parent hash? */ blks = ds->state->path.blk; - entry = xfs_scrub_da_btree_entry(ds, level - 1, blks[level - 1].index); + entry = xchk_da_btree_entry(ds, level - 1, blks[level - 1].index); parent_hash = be32_to_cpu(entry->hashval); if (parent_hash < hash) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); return 0; } @@ -157,13 +157,13 @@ xfs_scrub_da_btree_hash( * pointer. */ STATIC bool -xfs_scrub_da_btree_ptr_ok( - struct xfs_scrub_da_btree *ds, - int level, - xfs_dablk_t blkno) +xchk_da_btree_ptr_ok( + struct xchk_da_btree *ds, + int level, + xfs_dablk_t blkno) { if (blkno < ds->lowest || (ds->highest != 0 && blkno >= ds->highest)) { - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); return false; } @@ -176,7 +176,7 @@ xfs_scrub_da_btree_ptr_ok( * leaf1, we must multiplex the verifiers. */ static void -xfs_scrub_da_btree_read_verify( +xchk_da_btree_read_verify( struct xfs_buf *bp) { struct xfs_da_blkinfo *info = bp->b_addr; @@ -198,7 +198,7 @@ xfs_scrub_da_btree_read_verify( } } static void -xfs_scrub_da_btree_write_verify( +xchk_da_btree_write_verify( struct xfs_buf *bp) { struct xfs_da_blkinfo *info = bp->b_addr; @@ -220,7 +220,7 @@ xfs_scrub_da_btree_write_verify( } } static void * -xfs_scrub_da_btree_verify( +xchk_da_btree_verify( struct xfs_buf *bp) { struct xfs_da_blkinfo *info = bp->b_addr; @@ -236,23 +236,23 @@ xfs_scrub_da_btree_verify( } } -static const struct xfs_buf_ops xfs_scrub_da_btree_buf_ops = { - .name = "xfs_scrub_da_btree", - .verify_read = xfs_scrub_da_btree_read_verify, - .verify_write = xfs_scrub_da_btree_write_verify, - .verify_struct = xfs_scrub_da_btree_verify, +static const struct xfs_buf_ops xchk_da_btree_buf_ops = { + .name = "xchk_da_btree", + .verify_read = xchk_da_btree_read_verify, + .verify_write = xchk_da_btree_write_verify, + .verify_struct = xchk_da_btree_verify, }; /* Check a block's sibling. */ STATIC int -xfs_scrub_da_btree_block_check_sibling( - struct xfs_scrub_da_btree *ds, - int level, - int direction, - xfs_dablk_t sibling) +xchk_da_btree_block_check_sibling( + struct xchk_da_btree *ds, + int level, + int direction, + xfs_dablk_t sibling) { - int retval; - int error; + int retval; + int error; memcpy(&ds->state->altpath, &ds->state->path, sizeof(ds->state->altpath)); @@ -265,7 +265,7 @@ xfs_scrub_da_btree_block_check_sibling( error = xfs_da3_path_shift(ds->state, &ds->state->altpath, direction, false, &retval); if (error == 0 && retval == 0) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); error = 0; goto out; } @@ -273,19 +273,19 @@ xfs_scrub_da_btree_block_check_sibling( /* Move the alternate cursor one block in the direction given. */ error = xfs_da3_path_shift(ds->state, &ds->state->altpath, direction, false, &retval); - if (!xfs_scrub_da_process_error(ds, level, &error)) + if (!xchk_da_process_error(ds, level, &error)) return error; if (retval) { - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); return error; } if (ds->state->altpath.blk[level].bp) - xfs_scrub_buffer_recheck(ds->sc, + xchk_buffer_recheck(ds->sc, ds->state->altpath.blk[level].bp); /* Compare upper level pointer to sibling pointer. */ if (ds->state->altpath.blk[level].blkno != sibling) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); xfs_trans_brelse(ds->dargs.trans, ds->state->altpath.blk[level].bp); out: return error; @@ -293,14 +293,14 @@ out: /* Check a block's sibling pointers. */ STATIC int -xfs_scrub_da_btree_block_check_siblings( - struct xfs_scrub_da_btree *ds, - int level, - struct xfs_da_blkinfo *hdr) +xchk_da_btree_block_check_siblings( + struct xchk_da_btree *ds, + int level, + struct xfs_da_blkinfo *hdr) { - xfs_dablk_t forw; - xfs_dablk_t back; - int error = 0; + xfs_dablk_t forw; + xfs_dablk_t back; + int error = 0; forw = be32_to_cpu(hdr->forw); back = be32_to_cpu(hdr->back); @@ -308,7 +308,7 @@ xfs_scrub_da_btree_block_check_siblings( /* Top level blocks should not have sibling pointers. */ if (level == 0) { if (forw != 0 || back != 0) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); return 0; } @@ -316,10 +316,10 @@ xfs_scrub_da_btree_block_check_siblings( * Check back (left) and forw (right) pointers. These functions * absorb error codes for us. */ - error = xfs_scrub_da_btree_block_check_sibling(ds, level, 0, back); + error = xchk_da_btree_block_check_sibling(ds, level, 0, back); if (error) goto out; - error = xfs_scrub_da_btree_block_check_sibling(ds, level, 1, forw); + error = xchk_da_btree_block_check_sibling(ds, level, 1, forw); out: memset(&ds->state->altpath, 0, sizeof(ds->state->altpath)); @@ -328,8 +328,8 @@ out: /* Load a dir/attribute block from a btree. */ STATIC int -xfs_scrub_da_btree_block( - struct xfs_scrub_da_btree *ds, +xchk_da_btree_block( + struct xchk_da_btree *ds, int level, xfs_dablk_t blkno) { @@ -355,17 +355,17 @@ xfs_scrub_da_btree_block( /* Check the pointer. */ blk->blkno = blkno; - if (!xfs_scrub_da_btree_ptr_ok(ds, level, blkno)) + if (!xchk_da_btree_ptr_ok(ds, level, blkno)) goto out_nobuf; /* Read the buffer. */ error = xfs_da_read_buf(dargs->trans, dargs->dp, blk->blkno, -2, &blk->bp, dargs->whichfork, - &xfs_scrub_da_btree_buf_ops); - if (!xfs_scrub_da_process_error(ds, level, &error)) + &xchk_da_btree_buf_ops); + if (!xchk_da_process_error(ds, level, &error)) goto out_nobuf; if (blk->bp) - xfs_scrub_buffer_recheck(ds->sc, blk->bp); + xchk_buffer_recheck(ds->sc, blk->bp); /* * We didn't find a dir btree root block, which means that @@ -378,7 +378,7 @@ xfs_scrub_da_btree_block( /* It's /not/ ok for attr trees not to have a da btree. */ if (blk->bp == NULL) { - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); goto out_nobuf; } @@ -388,17 +388,17 @@ xfs_scrub_da_btree_block( /* We only started zeroing the header on v5 filesystems. */ if (xfs_sb_version_hascrc(&ds->sc->mp->m_sb) && hdr3->hdr.pad) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); /* Check the owner. */ if (xfs_sb_version_hascrc(&ip->i_mount->m_sb)) { owner = be64_to_cpu(hdr3->owner); if (owner != ip->i_ino) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); } /* Check the siblings. */ - error = xfs_scrub_da_btree_block_check_siblings(ds, level, &hdr3->hdr); + error = xchk_da_btree_block_check_siblings(ds, level, &hdr3->hdr); if (error) goto out; @@ -411,7 +411,7 @@ xfs_scrub_da_btree_block( blk->magic = XFS_ATTR_LEAF_MAGIC; blk->hashval = xfs_attr_leaf_lasthash(blk->bp, pmaxrecs); if (ds->tree_level != 0) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); break; case XFS_DIR2_LEAFN_MAGIC: case XFS_DIR3_LEAFN_MAGIC: @@ -420,7 +420,7 @@ xfs_scrub_da_btree_block( blk->magic = XFS_DIR2_LEAFN_MAGIC; blk->hashval = xfs_dir2_leaf_lasthash(ip, blk->bp, pmaxrecs); if (ds->tree_level != 0) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); break; case XFS_DIR2_LEAF1_MAGIC: case XFS_DIR3_LEAF1_MAGIC: @@ -429,7 +429,7 @@ xfs_scrub_da_btree_block( blk->magic = XFS_DIR2_LEAF1_MAGIC; blk->hashval = xfs_dir2_leaf_lasthash(ip, blk->bp, pmaxrecs); if (ds->tree_level != 0) - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); break; case XFS_DA_NODE_MAGIC: case XFS_DA3_NODE_MAGIC: @@ -443,13 +443,13 @@ xfs_scrub_da_btree_block( blk->hashval = be32_to_cpu(btree[*pmaxrecs - 1].hashval); if (level == 0) { if (nodehdr.level >= XFS_DA_NODE_MAXDEPTH) { - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); goto out_freebp; } ds->tree_level = nodehdr.level; } else { if (ds->tree_level != nodehdr.level) { - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); goto out_freebp; } } @@ -457,7 +457,7 @@ xfs_scrub_da_btree_block( /* XXX: Check hdr3.pad32 once we know how to fix it. */ break; default: - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); goto out_freebp; } @@ -473,13 +473,13 @@ out_nobuf: /* Visit all nodes and leaves of a da btree. */ int -xfs_scrub_da_btree( - struct xfs_scrub_context *sc, +xchk_da_btree( + struct xfs_scrub *sc, int whichfork, - xfs_scrub_da_btree_rec_fn scrub_fn, + xchk_da_btree_rec_fn scrub_fn, void *private) { - struct xfs_scrub_da_btree ds = {}; + struct xchk_da_btree ds = {}; struct xfs_mount *mp = sc->mp; struct xfs_da_state_blk *blks; struct xfs_da_node_entry *key; @@ -517,7 +517,7 @@ xfs_scrub_da_btree( /* Find the root of the da tree, if present. */ blks = ds.state->path.blk; - error = xfs_scrub_da_btree_block(&ds, level, blkno); + error = xchk_da_btree_block(&ds, level, blkno); if (error) goto out_state; /* @@ -542,12 +542,12 @@ xfs_scrub_da_btree( } /* Dispatch record scrubbing. */ - rec = xfs_scrub_da_btree_entry(&ds, level, + rec = xchk_da_btree_entry(&ds, level, blks[level].index); error = scrub_fn(&ds, level, rec); if (error) break; - if (xfs_scrub_should_terminate(sc, &error) || + if (xchk_should_terminate(sc, &error) || (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT)) break; @@ -566,8 +566,8 @@ xfs_scrub_da_btree( } /* Hashes in order for scrub? */ - key = xfs_scrub_da_btree_entry(&ds, level, blks[level].index); - error = xfs_scrub_da_btree_hash(&ds, level, &key->hashval); + key = xchk_da_btree_entry(&ds, level, blks[level].index); + error = xchk_da_btree_hash(&ds, level, &key->hashval); if (error) goto out; @@ -575,7 +575,7 @@ xfs_scrub_da_btree( blkno = be32_to_cpu(key->before); level++; ds.tree_level--; - error = xfs_scrub_da_btree_block(&ds, level, blkno); + error = xchk_da_btree_block(&ds, level, blkno); if (error) goto out; if (blks[level].bp == NULL) diff --git a/fs/xfs/scrub/dabtree.h b/fs/xfs/scrub/dabtree.h index 365f9f0019e6..cb3f0003245b 100644 --- a/fs/xfs/scrub/dabtree.h +++ b/fs/xfs/scrub/dabtree.h @@ -8,13 +8,13 @@ /* dir/attr btree */ -struct xfs_scrub_da_btree { - struct xfs_da_args dargs; - xfs_dahash_t hashes[XFS_DA_NODE_MAXDEPTH]; - int maxrecs[XFS_DA_NODE_MAXDEPTH]; - struct xfs_da_state *state; - struct xfs_scrub_context *sc; - void *private; +struct xchk_da_btree { + struct xfs_da_args dargs; + xfs_dahash_t hashes[XFS_DA_NODE_MAXDEPTH]; + int maxrecs[XFS_DA_NODE_MAXDEPTH]; + struct xfs_da_state *state; + struct xfs_scrub *sc; + void *private; /* * Lowest and highest directory block address in which we expect @@ -22,24 +22,23 @@ struct xfs_scrub_da_btree { * (presumably) means between LEAF_OFFSET and FREE_OFFSET; for * attributes there is no limit. */ - xfs_dablk_t lowest; - xfs_dablk_t highest; + xfs_dablk_t lowest; + xfs_dablk_t highest; - int tree_level; + int tree_level; }; -typedef int (*xfs_scrub_da_btree_rec_fn)(struct xfs_scrub_da_btree *ds, +typedef int (*xchk_da_btree_rec_fn)(struct xchk_da_btree *ds, int level, void *rec); /* Check for da btree operation errors. */ -bool xfs_scrub_da_process_error(struct xfs_scrub_da_btree *ds, int level, int *error); +bool xchk_da_process_error(struct xchk_da_btree *ds, int level, int *error); /* Check for da btree corruption. */ -void xfs_scrub_da_set_corrupt(struct xfs_scrub_da_btree *ds, int level); +void xchk_da_set_corrupt(struct xchk_da_btree *ds, int level); -int xfs_scrub_da_btree_hash(struct xfs_scrub_da_btree *ds, int level, - __be32 *hashp); -int xfs_scrub_da_btree(struct xfs_scrub_context *sc, int whichfork, - xfs_scrub_da_btree_rec_fn scrub_fn, void *private); +int xchk_da_btree_hash(struct xchk_da_btree *ds, int level, __be32 *hashp); +int xchk_da_btree(struct xfs_scrub *sc, int whichfork, + xchk_da_btree_rec_fn scrub_fn, void *private); #endif /* __XFS_SCRUB_DABTREE_H__ */ diff --git a/fs/xfs/scrub/dir.c b/fs/xfs/scrub/dir.c index 86324775fc9b..cd3e4d768a18 100644 --- a/fs/xfs/scrub/dir.c +++ b/fs/xfs/scrub/dir.c @@ -31,40 +31,40 @@ /* Set us up to scrub directories. */ int -xfs_scrub_setup_directory( - struct xfs_scrub_context *sc, - struct xfs_inode *ip) +xchk_setup_directory( + struct xfs_scrub *sc, + struct xfs_inode *ip) { - return xfs_scrub_setup_inode_contents(sc, ip, 0); + return xchk_setup_inode_contents(sc, ip, 0); } /* Directories */ /* Scrub a directory entry. */ -struct xfs_scrub_dir_ctx { +struct xchk_dir_ctx { /* VFS fill-directory iterator */ - struct dir_context dir_iter; + struct dir_context dir_iter; - struct xfs_scrub_context *sc; + struct xfs_scrub *sc; }; /* Check that an inode's mode matches a given DT_ type. */ STATIC int -xfs_scrub_dir_check_ftype( - struct xfs_scrub_dir_ctx *sdc, - xfs_fileoff_t offset, - xfs_ino_t inum, - int dtype) +xchk_dir_check_ftype( + struct xchk_dir_ctx *sdc, + xfs_fileoff_t offset, + xfs_ino_t inum, + int dtype) { - struct xfs_mount *mp = sdc->sc->mp; - struct xfs_inode *ip; - int ino_dtype; - int error = 0; + struct xfs_mount *mp = sdc->sc->mp; + struct xfs_inode *ip; + int ino_dtype; + int error = 0; if (!xfs_sb_version_hasftype(&mp->m_sb)) { if (dtype != DT_UNKNOWN && dtype != DT_DIR) - xfs_scrub_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, + xchk_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, offset); goto out; } @@ -78,7 +78,7 @@ xfs_scrub_dir_check_ftype( * inodes can trigger immediate inactive cleanup of the inode. */ error = xfs_iget(mp, sdc->sc->tp, inum, 0, 0, &ip); - if (!xfs_scrub_fblock_xref_process_error(sdc->sc, XFS_DATA_FORK, offset, + if (!xchk_fblock_xref_process_error(sdc->sc, XFS_DATA_FORK, offset, &error)) goto out; @@ -86,8 +86,8 @@ xfs_scrub_dir_check_ftype( ino_dtype = xfs_dir3_get_dtype(mp, xfs_mode_to_ftype(VFS_I(ip)->i_mode)); if (ino_dtype != dtype) - xfs_scrub_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, offset); - iput(VFS_I(ip)); + xchk_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, offset); + xfs_irele(ip); out: return error; } @@ -101,23 +101,23 @@ out: * we can look up this filename. Finally, we check the ftype. */ STATIC int -xfs_scrub_dir_actor( - struct dir_context *dir_iter, - const char *name, - int namelen, - loff_t pos, - u64 ino, - unsigned type) +xchk_dir_actor( + struct dir_context *dir_iter, + const char *name, + int namelen, + loff_t pos, + u64 ino, + unsigned type) { - struct xfs_mount *mp; - struct xfs_inode *ip; - struct xfs_scrub_dir_ctx *sdc; - struct xfs_name xname; - xfs_ino_t lookup_ino; - xfs_dablk_t offset; - int error = 0; - - sdc = container_of(dir_iter, struct xfs_scrub_dir_ctx, dir_iter); + struct xfs_mount *mp; + struct xfs_inode *ip; + struct xchk_dir_ctx *sdc; + struct xfs_name xname; + xfs_ino_t lookup_ino; + xfs_dablk_t offset; + int error = 0; + + sdc = container_of(dir_iter, struct xchk_dir_ctx, dir_iter); ip = sdc->sc->ip; mp = ip->i_mount; offset = xfs_dir2_db_to_da(mp->m_dir_geo, @@ -125,17 +125,17 @@ xfs_scrub_dir_actor( /* Does this inode number make sense? */ if (!xfs_verify_dir_ino(mp, ino)) { - xfs_scrub_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, offset); + xchk_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, offset); goto out; } if (!strncmp(".", name, namelen)) { /* If this is "." then check that the inum matches the dir. */ if (xfs_sb_version_hasftype(&mp->m_sb) && type != DT_DIR) - xfs_scrub_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, + xchk_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, offset); if (ino != ip->i_ino) - xfs_scrub_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, + xchk_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, offset); } else if (!strncmp("..", name, namelen)) { /* @@ -143,10 +143,10 @@ xfs_scrub_dir_actor( * matches this dir. */ if (xfs_sb_version_hasftype(&mp->m_sb) && type != DT_DIR) - xfs_scrub_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, + xchk_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, offset); if (ip->i_ino == mp->m_sb.sb_rootino && ino != ip->i_ino) - xfs_scrub_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, + xchk_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, offset); } @@ -156,23 +156,23 @@ xfs_scrub_dir_actor( xname.type = XFS_DIR3_FT_UNKNOWN; error = xfs_dir_lookup(sdc->sc->tp, ip, &xname, &lookup_ino, NULL); - if (!xfs_scrub_fblock_process_error(sdc->sc, XFS_DATA_FORK, offset, + if (!xchk_fblock_process_error(sdc->sc, XFS_DATA_FORK, offset, &error)) goto out; if (lookup_ino != ino) { - xfs_scrub_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, offset); + xchk_fblock_set_corrupt(sdc->sc, XFS_DATA_FORK, offset); goto out; } /* Verify the file type. This function absorbs error codes. */ - error = xfs_scrub_dir_check_ftype(sdc, offset, lookup_ino, type); + error = xchk_dir_check_ftype(sdc, offset, lookup_ino, type); if (error) goto out; out: /* * A negative error code returned here is supposed to cause the * dir_emit caller (xfs_readdir) to abort the directory iteration - * and return zero to xfs_scrub_directory. + * and return zero to xchk_directory. */ if (error == 0 && sdc->sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return -EFSCORRUPTED; @@ -181,8 +181,8 @@ out: /* Scrub a directory btree record. */ STATIC int -xfs_scrub_dir_rec( - struct xfs_scrub_da_btree *ds, +xchk_dir_rec( + struct xchk_da_btree *ds, int level, void *rec) { @@ -203,7 +203,7 @@ xfs_scrub_dir_rec( int error; /* Check the hash of the entry. */ - error = xfs_scrub_da_btree_hash(ds, level, &ent->hashval); + error = xchk_da_btree_hash(ds, level, &ent->hashval); if (error) goto out; @@ -218,18 +218,18 @@ xfs_scrub_dir_rec( rec_bno = xfs_dir2_db_to_da(mp->m_dir_geo, db); if (rec_bno >= mp->m_dir_geo->leafblk) { - xfs_scrub_da_set_corrupt(ds, level); + xchk_da_set_corrupt(ds, level); goto out; } error = xfs_dir3_data_read(ds->dargs.trans, dp, rec_bno, -2, &bp); - if (!xfs_scrub_fblock_process_error(ds->sc, XFS_DATA_FORK, rec_bno, + if (!xchk_fblock_process_error(ds->sc, XFS_DATA_FORK, rec_bno, &error)) goto out; if (!bp) { - xfs_scrub_fblock_set_corrupt(ds->sc, XFS_DATA_FORK, rec_bno); + xchk_fblock_set_corrupt(ds->sc, XFS_DATA_FORK, rec_bno); goto out; } - xfs_scrub_buffer_recheck(ds->sc, bp); + xchk_buffer_recheck(ds->sc, bp); if (ds->sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) goto out_relse; @@ -240,7 +240,7 @@ xfs_scrub_dir_rec( p = (char *)mp->m_dir_inode_ops->data_entry_p(bp->b_addr); endp = xfs_dir3_data_endp(mp->m_dir_geo, bp->b_addr); if (!endp) { - xfs_scrub_fblock_set_corrupt(ds->sc, XFS_DATA_FORK, rec_bno); + xchk_fblock_set_corrupt(ds->sc, XFS_DATA_FORK, rec_bno); goto out_relse; } while (p < endp) { @@ -258,7 +258,7 @@ xfs_scrub_dir_rec( p += mp->m_dir_inode_ops->data_entsize(dep->namelen); } if (p >= endp) { - xfs_scrub_fblock_set_corrupt(ds->sc, XFS_DATA_FORK, rec_bno); + xchk_fblock_set_corrupt(ds->sc, XFS_DATA_FORK, rec_bno); goto out_relse; } @@ -267,14 +267,14 @@ xfs_scrub_dir_rec( hash = be32_to_cpu(ent->hashval); tag = be16_to_cpup(dp->d_ops->data_entry_tag_p(dent)); if (!xfs_verify_dir_ino(mp, ino) || tag != off) - xfs_scrub_fblock_set_corrupt(ds->sc, XFS_DATA_FORK, rec_bno); + xchk_fblock_set_corrupt(ds->sc, XFS_DATA_FORK, rec_bno); if (dent->namelen == 0) { - xfs_scrub_fblock_set_corrupt(ds->sc, XFS_DATA_FORK, rec_bno); + xchk_fblock_set_corrupt(ds->sc, XFS_DATA_FORK, rec_bno); goto out_relse; } calc_hash = xfs_da_hashname(dent->name, dent->namelen); if (calc_hash != hash) - xfs_scrub_fblock_set_corrupt(ds->sc, XFS_DATA_FORK, rec_bno); + xchk_fblock_set_corrupt(ds->sc, XFS_DATA_FORK, rec_bno); out_relse: xfs_trans_brelse(ds->dargs.trans, bp); @@ -288,8 +288,8 @@ out: * shortest, and that there aren't any bogus entries. */ STATIC void -xfs_scrub_directory_check_free_entry( - struct xfs_scrub_context *sc, +xchk_directory_check_free_entry( + struct xfs_scrub *sc, xfs_dablk_t lblk, struct xfs_dir2_data_free *bf, struct xfs_dir2_data_unused *dup) @@ -308,13 +308,13 @@ xfs_scrub_directory_check_free_entry( return; /* Unused entry should be in the bestfrees but wasn't found. */ - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); } /* Check free space info in a directory data block. */ STATIC int -xfs_scrub_directory_data_bestfree( - struct xfs_scrub_context *sc, +xchk_directory_data_bestfree( + struct xfs_scrub *sc, xfs_dablk_t lblk, bool is_block) { @@ -339,15 +339,15 @@ xfs_scrub_directory_data_bestfree( if (is_block) { /* dir block format */ if (lblk != XFS_B_TO_FSBT(mp, XFS_DIR2_DATA_OFFSET)) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); error = xfs_dir3_block_read(sc->tp, sc->ip, &bp); } else { /* dir data format */ error = xfs_dir3_data_read(sc->tp, sc->ip, lblk, -1, &bp); } - if (!xfs_scrub_fblock_process_error(sc, XFS_DATA_FORK, lblk, &error)) + if (!xchk_fblock_process_error(sc, XFS_DATA_FORK, lblk, &error)) goto out; - xfs_scrub_buffer_recheck(sc, bp); + xchk_buffer_recheck(sc, bp); /* XXX: Check xfs_dir3_data_hdr.pad is zero once we start setting it. */ @@ -362,7 +362,7 @@ xfs_scrub_directory_data_bestfree( if (offset == 0) continue; if (offset >= mp->m_dir_geo->blksize) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); goto out_buf; } dup = (struct xfs_dir2_data_unused *)(bp->b_addr + offset); @@ -372,13 +372,13 @@ xfs_scrub_directory_data_bestfree( if (dup->freetag != cpu_to_be16(XFS_DIR2_DATA_FREE_TAG) || be16_to_cpu(dup->length) != be16_to_cpu(dfp->length) || tag != ((char *)dup - (char *)bp->b_addr)) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); goto out_buf; } /* bestfree records should be ordered largest to smallest */ if (smallest_bestfree < be16_to_cpu(dfp->length)) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); goto out_buf; } @@ -400,7 +400,7 @@ xfs_scrub_directory_data_bestfree( dep = (struct xfs_dir2_data_entry *)ptr; newlen = d_ops->data_entsize(dep->namelen); if (newlen <= 0) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); goto out_buf; } @@ -411,7 +411,7 @@ xfs_scrub_directory_data_bestfree( /* Spot check this free entry */ tag = be16_to_cpu(*xfs_dir2_data_unused_tag_p(dup)); if (tag != ((char *)dup - (char *)bp->b_addr)) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); goto out_buf; } @@ -419,14 +419,14 @@ xfs_scrub_directory_data_bestfree( * Either this entry is a bestfree or it's smaller than * any of the bestfrees. */ - xfs_scrub_directory_check_free_entry(sc, lblk, bf, dup); + xchk_directory_check_free_entry(sc, lblk, bf, dup); if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) goto out_buf; /* Move on. */ newlen = be16_to_cpu(dup->length); if (newlen <= 0) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); goto out_buf; } ptr += newlen; @@ -436,11 +436,11 @@ xfs_scrub_directory_data_bestfree( /* We're required to fill all the space. */ if (ptr != endptr) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); /* Did we see at least as many free slots as there are bestfrees? */ if (nr_frees < nr_bestfrees) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); out_buf: xfs_trans_brelse(sc->tp, bp); out: @@ -454,8 +454,8 @@ out: * array is in order. */ STATIC void -xfs_scrub_directory_check_freesp( - struct xfs_scrub_context *sc, +xchk_directory_check_freesp( + struct xfs_scrub *sc, xfs_dablk_t lblk, struct xfs_buf *dbp, unsigned int len) @@ -465,16 +465,16 @@ xfs_scrub_directory_check_freesp( dfp = sc->ip->d_ops->data_bestfree_p(dbp->b_addr); if (len != be16_to_cpu(dfp->length)) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); if (len > 0 && be16_to_cpu(dfp->offset) == 0) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); } /* Check free space info in a directory leaf1 block. */ STATIC int -xfs_scrub_directory_leaf1_bestfree( - struct xfs_scrub_context *sc, +xchk_directory_leaf1_bestfree( + struct xfs_scrub *sc, struct xfs_da_args *args, xfs_dablk_t lblk) { @@ -497,9 +497,9 @@ xfs_scrub_directory_leaf1_bestfree( /* Read the free space block. */ error = xfs_dir3_leaf_read(sc->tp, sc->ip, lblk, -1, &bp); - if (!xfs_scrub_fblock_process_error(sc, XFS_DATA_FORK, lblk, &error)) + if (!xchk_fblock_process_error(sc, XFS_DATA_FORK, lblk, &error)) goto out; - xfs_scrub_buffer_recheck(sc, bp); + xchk_buffer_recheck(sc, bp); leaf = bp->b_addr; d_ops->leaf_hdr_from_disk(&leafhdr, leaf); @@ -512,7 +512,7 @@ xfs_scrub_directory_leaf1_bestfree( struct xfs_dir3_leaf_hdr *hdr3 = bp->b_addr; if (hdr3->pad != cpu_to_be32(0)) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); } /* @@ -520,19 +520,19 @@ xfs_scrub_directory_leaf1_bestfree( * blocks that can fit under i_size. */ if (bestcount != xfs_dir2_byte_to_db(geo, sc->ip->i_d.di_size)) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); goto out; } /* Is the leaf count even remotely sane? */ if (leafhdr.count > d_ops->leaf_max_ents(geo)) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); goto out; } /* Leaves and bests don't overlap in leaf format. */ if ((char *)&ents[leafhdr.count] > (char *)bestp) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); goto out; } @@ -540,13 +540,13 @@ xfs_scrub_directory_leaf1_bestfree( for (i = 0; i < leafhdr.count; i++) { hash = be32_to_cpu(ents[i].hashval); if (i > 0 && lasthash > hash) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); lasthash = hash; if (ents[i].address == cpu_to_be32(XFS_DIR2_NULL_DATAPTR)) stale++; } if (leafhdr.stale != stale) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) goto out; @@ -557,10 +557,10 @@ xfs_scrub_directory_leaf1_bestfree( continue; error = xfs_dir3_data_read(sc->tp, sc->ip, i * args->geo->fsbcount, -1, &dbp); - if (!xfs_scrub_fblock_process_error(sc, XFS_DATA_FORK, lblk, + if (!xchk_fblock_process_error(sc, XFS_DATA_FORK, lblk, &error)) break; - xfs_scrub_directory_check_freesp(sc, lblk, dbp, best); + xchk_directory_check_freesp(sc, lblk, dbp, best); xfs_trans_brelse(sc->tp, dbp); if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) goto out; @@ -571,8 +571,8 @@ out: /* Check free space info in a directory freespace block. */ STATIC int -xfs_scrub_directory_free_bestfree( - struct xfs_scrub_context *sc, +xchk_directory_free_bestfree( + struct xfs_scrub *sc, struct xfs_da_args *args, xfs_dablk_t lblk) { @@ -587,15 +587,15 @@ xfs_scrub_directory_free_bestfree( /* Read the free space block */ error = xfs_dir2_free_read(sc->tp, sc->ip, lblk, &bp); - if (!xfs_scrub_fblock_process_error(sc, XFS_DATA_FORK, lblk, &error)) + if (!xchk_fblock_process_error(sc, XFS_DATA_FORK, lblk, &error)) goto out; - xfs_scrub_buffer_recheck(sc, bp); + xchk_buffer_recheck(sc, bp); if (xfs_sb_version_hascrc(&sc->mp->m_sb)) { struct xfs_dir3_free_hdr *hdr3 = bp->b_addr; if (hdr3->pad != cpu_to_be32(0)) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); } /* Check all the entries. */ @@ -610,36 +610,36 @@ xfs_scrub_directory_free_bestfree( error = xfs_dir3_data_read(sc->tp, sc->ip, (freehdr.firstdb + i) * args->geo->fsbcount, -1, &dbp); - if (!xfs_scrub_fblock_process_error(sc, XFS_DATA_FORK, lblk, + if (!xchk_fblock_process_error(sc, XFS_DATA_FORK, lblk, &error)) break; - xfs_scrub_directory_check_freesp(sc, lblk, dbp, best); + xchk_directory_check_freesp(sc, lblk, dbp, best); xfs_trans_brelse(sc->tp, dbp); } if (freehdr.nused + stale != freehdr.nvalid) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); out: return error; } /* Check free space information in directories. */ STATIC int -xfs_scrub_directory_blocks( - struct xfs_scrub_context *sc) +xchk_directory_blocks( + struct xfs_scrub *sc) { - struct xfs_bmbt_irec got; - struct xfs_da_args args; - struct xfs_ifork *ifp; - struct xfs_mount *mp = sc->mp; - xfs_fileoff_t leaf_lblk; - xfs_fileoff_t free_lblk; - xfs_fileoff_t lblk; - struct xfs_iext_cursor icur; - xfs_dablk_t dabno; - bool found; - int is_block = 0; - int error; + struct xfs_bmbt_irec got; + struct xfs_da_args args; + struct xfs_ifork *ifp; + struct xfs_mount *mp = sc->mp; + xfs_fileoff_t leaf_lblk; + xfs_fileoff_t free_lblk; + xfs_fileoff_t lblk; + struct xfs_iext_cursor icur; + xfs_dablk_t dabno; + bool found; + int is_block = 0; + int error; /* Ignore local format directories. */ if (sc->ip->i_d.di_format != XFS_DINODE_FMT_EXTENTS && @@ -656,7 +656,7 @@ xfs_scrub_directory_blocks( args.geo = mp->m_dir_geo; args.trans = sc->tp; error = xfs_dir2_isblock(&args, &is_block); - if (!xfs_scrub_fblock_process_error(sc, XFS_DATA_FORK, lblk, &error)) + if (!xchk_fblock_process_error(sc, XFS_DATA_FORK, lblk, &error)) goto out; /* Iterate all the data extents in the directory... */ @@ -666,7 +666,7 @@ xfs_scrub_directory_blocks( if (is_block && (got.br_startoff > 0 || got.br_blockcount != args.geo->fsbcount)) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, got.br_startoff); break; } @@ -690,7 +690,7 @@ xfs_scrub_directory_blocks( args.geo->fsbcount); lblk < got.br_startoff + got.br_blockcount; lblk += args.geo->fsbcount) { - error = xfs_scrub_directory_data_bestfree(sc, lblk, + error = xchk_directory_data_bestfree(sc, lblk, is_block); if (error) goto out; @@ -709,10 +709,10 @@ xfs_scrub_directory_blocks( got.br_blockcount == args.geo->fsbcount && !xfs_iext_next_extent(ifp, &icur, &got)) { if (is_block) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); goto out; } - error = xfs_scrub_directory_leaf1_bestfree(sc, &args, + error = xchk_directory_leaf1_bestfree(sc, &args, leaf_lblk); if (error) goto out; @@ -731,11 +731,11 @@ xfs_scrub_directory_blocks( */ lblk = got.br_startoff; if (lblk & ~0xFFFFFFFFULL) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); goto out; } if (is_block) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, lblk); goto out; } @@ -754,7 +754,7 @@ xfs_scrub_directory_blocks( args.geo->fsbcount); lblk < got.br_startoff + got.br_blockcount; lblk += args.geo->fsbcount) { - error = xfs_scrub_directory_free_bestfree(sc, &args, + error = xchk_directory_free_bestfree(sc, &args, lblk); if (error) goto out; @@ -769,29 +769,29 @@ out: /* Scrub a whole directory. */ int -xfs_scrub_directory( - struct xfs_scrub_context *sc) +xchk_directory( + struct xfs_scrub *sc) { - struct xfs_scrub_dir_ctx sdc = { - .dir_iter.actor = xfs_scrub_dir_actor, + struct xchk_dir_ctx sdc = { + .dir_iter.actor = xchk_dir_actor, .dir_iter.pos = 0, .sc = sc, }; - size_t bufsize; - loff_t oldpos; - int error = 0; + size_t bufsize; + loff_t oldpos; + int error = 0; if (!S_ISDIR(VFS_I(sc->ip)->i_mode)) return -ENOENT; /* Plausible size? */ if (sc->ip->i_d.di_size < xfs_dir2_sf_hdr_size(0)) { - xfs_scrub_ino_set_corrupt(sc, sc->ip->i_ino); + xchk_ino_set_corrupt(sc, sc->ip->i_ino); goto out; } /* Check directory tree structure */ - error = xfs_scrub_da_btree(sc, XFS_DATA_FORK, xfs_scrub_dir_rec, NULL); + error = xchk_da_btree(sc, XFS_DATA_FORK, xchk_dir_rec, NULL); if (error) return error; @@ -799,7 +799,7 @@ xfs_scrub_directory( return error; /* Check the freespace. */ - error = xfs_scrub_directory_blocks(sc); + error = xchk_directory_blocks(sc); if (error) return error; @@ -816,7 +816,7 @@ xfs_scrub_directory( /* * Look up every name in this directory by hash. * - * Use the xfs_readdir function to call xfs_scrub_dir_actor on + * Use the xfs_readdir function to call xchk_dir_actor on * every directory entry in this directory. In _actor, we check * the name, inode number, and ftype (if applicable) of the * entry. xfs_readdir uses the VFS filldir functions to provide @@ -834,7 +834,7 @@ xfs_scrub_directory( xfs_iunlock(sc->ip, XFS_ILOCK_EXCL); while (true) { error = xfs_readdir(sc->tp, sc->ip, &sdc.dir_iter, bufsize); - if (!xfs_scrub_fblock_process_error(sc, XFS_DATA_FORK, 0, + if (!xchk_fblock_process_error(sc, XFS_DATA_FORK, 0, &error)) goto out; if (oldpos == sdc.dir_iter.pos) diff --git a/fs/xfs/scrub/ialloc.c b/fs/xfs/scrub/ialloc.c index 13d43d108574..224dba937492 100644 --- a/fs/xfs/scrub/ialloc.c +++ b/fs/xfs/scrub/ialloc.c @@ -35,11 +35,11 @@ * try again after forcing logged inode cores out to disk. */ int -xfs_scrub_setup_ag_iallocbt( - struct xfs_scrub_context *sc, - struct xfs_inode *ip) +xchk_setup_ag_iallocbt( + struct xfs_scrub *sc, + struct xfs_inode *ip) { - return xfs_scrub_setup_ag_btree(sc, ip, sc->try_harder); + return xchk_setup_ag_btree(sc, ip, sc->try_harder); } /* Inode btree scrubber. */ @@ -50,8 +50,8 @@ xfs_scrub_setup_ag_iallocbt( * we have a record or not depending on freecount. */ static inline void -xfs_scrub_iallocbt_chunk_xref_other( - struct xfs_scrub_context *sc, +xchk_iallocbt_chunk_xref_other( + struct xfs_scrub *sc, struct xfs_inobt_rec_incore *irec, xfs_agino_t agino) { @@ -66,17 +66,17 @@ xfs_scrub_iallocbt_chunk_xref_other( if (!(*pcur)) return; error = xfs_ialloc_has_inode_record(*pcur, agino, agino, &has_irec); - if (!xfs_scrub_should_check_xref(sc, &error, pcur)) + if (!xchk_should_check_xref(sc, &error, pcur)) return; if (((irec->ir_freecount > 0 && !has_irec) || (irec->ir_freecount == 0 && has_irec))) - xfs_scrub_btree_xref_set_corrupt(sc, *pcur, 0); + xchk_btree_xref_set_corrupt(sc, *pcur, 0); } /* Cross-reference with the other btrees. */ STATIC void -xfs_scrub_iallocbt_chunk_xref( - struct xfs_scrub_context *sc, +xchk_iallocbt_chunk_xref( + struct xfs_scrub *sc, struct xfs_inobt_rec_incore *irec, xfs_agino_t agino, xfs_agblock_t agbno, @@ -87,17 +87,17 @@ xfs_scrub_iallocbt_chunk_xref( if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return; - xfs_scrub_xref_is_used_space(sc, agbno, len); - xfs_scrub_iallocbt_chunk_xref_other(sc, irec, agino); + xchk_xref_is_used_space(sc, agbno, len); + xchk_iallocbt_chunk_xref_other(sc, irec, agino); xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_INODES); - xfs_scrub_xref_is_owned_by(sc, agbno, len, &oinfo); - xfs_scrub_xref_is_not_shared(sc, agbno, len); + xchk_xref_is_owned_by(sc, agbno, len, &oinfo); + xchk_xref_is_not_shared(sc, agbno, len); } /* Is this chunk worth checking? */ STATIC bool -xfs_scrub_iallocbt_chunk( - struct xfs_scrub_btree *bs, +xchk_iallocbt_chunk( + struct xchk_btree *bs, struct xfs_inobt_rec_incore *irec, xfs_agino_t agino, xfs_extlen_t len) @@ -110,16 +110,16 @@ xfs_scrub_iallocbt_chunk( if (bno + len <= bno || !xfs_verify_agbno(mp, agno, bno) || !xfs_verify_agbno(mp, agno, bno + len - 1)) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); - xfs_scrub_iallocbt_chunk_xref(bs->sc, irec, agino, bno, len); + xchk_iallocbt_chunk_xref(bs->sc, irec, agino, bno, len); return true; } /* Count the number of free inodes. */ static unsigned int -xfs_scrub_iallocbt_freecount( +xchk_iallocbt_freecount( xfs_inofree_t freemask) { BUILD_BUG_ON(sizeof(freemask) != sizeof(__u64)); @@ -128,8 +128,8 @@ xfs_scrub_iallocbt_freecount( /* Check a particular inode with ir_free. */ STATIC int -xfs_scrub_iallocbt_check_cluster_freemask( - struct xfs_scrub_btree *bs, +xchk_iallocbt_check_cluster_freemask( + struct xchk_btree *bs, xfs_ino_t fsino, xfs_agino_t chunkino, xfs_agino_t clusterino, @@ -143,14 +143,14 @@ xfs_scrub_iallocbt_check_cluster_freemask( bool inuse; int error = 0; - if (xfs_scrub_should_terminate(bs->sc, &error)) + if (xchk_should_terminate(bs->sc, &error)) return error; dip = xfs_buf_offset(bp, clusterino * mp->m_sb.sb_inodesize); if (be16_to_cpu(dip->di_magic) != XFS_DINODE_MAGIC || (dip->di_version >= 3 && be64_to_cpu(dip->di_ino) != fsino + clusterino)) { - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); goto out; } @@ -175,15 +175,15 @@ xfs_scrub_iallocbt_check_cluster_freemask( freemask_ok = inode_is_free ^ inuse; } if (!freemask_ok) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); out: return 0; } /* Make sure the free mask is consistent with what the inodes think. */ STATIC int -xfs_scrub_iallocbt_check_freemask( - struct xfs_scrub_btree *bs, +xchk_iallocbt_check_freemask( + struct xchk_btree *bs, struct xfs_inobt_rec_incore *irec) { struct xfs_owner_info oinfo; @@ -223,18 +223,18 @@ xfs_scrub_iallocbt_check_freemask( /* The whole cluster must be a hole or not a hole. */ ir_holemask = (irec->ir_holemask & holemask); if (ir_holemask != holemask && ir_holemask != 0) { - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); continue; } /* If any part of this is a hole, skip it. */ if (ir_holemask) { - xfs_scrub_xref_is_not_owned_by(bs->sc, agbno, + xchk_xref_is_not_owned_by(bs->sc, agbno, blks_per_cluster, &oinfo); continue; } - xfs_scrub_xref_is_owned_by(bs->sc, agbno, blks_per_cluster, + xchk_xref_is_owned_by(bs->sc, agbno, blks_per_cluster, &oinfo); /* Grab the inode cluster buffer. */ @@ -245,13 +245,13 @@ xfs_scrub_iallocbt_check_freemask( error = xfs_imap_to_bp(mp, bs->cur->bc_tp, &imap, &dip, &bp, 0, 0); - if (!xfs_scrub_btree_xref_process_error(bs->sc, bs->cur, 0, + if (!xchk_btree_xref_process_error(bs->sc, bs->cur, 0, &error)) continue; /* Which inodes are free? */ for (clusterino = 0; clusterino < nr_inodes; clusterino++) { - error = xfs_scrub_iallocbt_check_cluster_freemask(bs, + error = xchk_iallocbt_check_cluster_freemask(bs, fsino, chunkino, clusterino, irec, bp); if (error) { xfs_trans_brelse(bs->cur->bc_tp, bp); @@ -267,8 +267,8 @@ xfs_scrub_iallocbt_check_freemask( /* Scrub an inobt/finobt record. */ STATIC int -xfs_scrub_iallocbt_rec( - struct xfs_scrub_btree *bs, +xchk_iallocbt_rec( + struct xchk_btree *bs, union xfs_btree_rec *rec) { struct xfs_mount *mp = bs->cur->bc_mp; @@ -289,18 +289,18 @@ xfs_scrub_iallocbt_rec( if (irec.ir_count > XFS_INODES_PER_CHUNK || irec.ir_freecount > XFS_INODES_PER_CHUNK) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); real_freecount = irec.ir_freecount + (XFS_INODES_PER_CHUNK - irec.ir_count); - if (real_freecount != xfs_scrub_iallocbt_freecount(irec.ir_free)) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + if (real_freecount != xchk_iallocbt_freecount(irec.ir_free)) + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); agino = irec.ir_startino; /* Record has to be properly aligned within the AG. */ if (!xfs_verify_agino(mp, agno, agino) || !xfs_verify_agino(mp, agno, agino + XFS_INODES_PER_CHUNK - 1)) { - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); goto out; } @@ -308,7 +308,7 @@ xfs_scrub_iallocbt_rec( agbno = XFS_AGINO_TO_AGBNO(mp, irec.ir_startino); if ((agbno & (xfs_ialloc_cluster_alignment(mp) - 1)) || (agbno & (xfs_icluster_size_fsb(mp) - 1))) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); *inode_blocks += XFS_B_TO_FSB(mp, irec.ir_count * mp->m_sb.sb_inodesize); @@ -318,9 +318,9 @@ xfs_scrub_iallocbt_rec( len = XFS_B_TO_FSB(mp, XFS_INODES_PER_CHUNK * mp->m_sb.sb_inodesize); if (irec.ir_count != XFS_INODES_PER_CHUNK) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); - if (!xfs_scrub_iallocbt_chunk(bs, &irec, agino, len)) + if (!xchk_iallocbt_chunk(bs, &irec, agino, len)) goto out; goto check_freemask; } @@ -333,12 +333,12 @@ xfs_scrub_iallocbt_rec( holes = ~xfs_inobt_irec_to_allocmask(&irec); if ((holes & irec.ir_free) != holes || irec.ir_freecount > irec.ir_count) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); for (i = 0; i < XFS_INOBT_HOLEMASK_BITS; i++) { if (holemask & 1) holecount += XFS_INODES_PER_HOLEMASK_BIT; - else if (!xfs_scrub_iallocbt_chunk(bs, &irec, agino, len)) + else if (!xchk_iallocbt_chunk(bs, &irec, agino, len)) break; holemask >>= 1; agino += XFS_INODES_PER_HOLEMASK_BIT; @@ -346,10 +346,10 @@ xfs_scrub_iallocbt_rec( if (holecount > XFS_INODES_PER_CHUNK || holecount + irec.ir_count != XFS_INODES_PER_CHUNK) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); check_freemask: - error = xfs_scrub_iallocbt_check_freemask(bs, &irec); + error = xchk_iallocbt_check_freemask(bs, &irec); if (error) goto out; @@ -362,39 +362,39 @@ out: * Don't bother if we're missing btree cursors, as we're already corrupt. */ STATIC void -xfs_scrub_iallocbt_xref_rmap_btreeblks( - struct xfs_scrub_context *sc, - int which) +xchk_iallocbt_xref_rmap_btreeblks( + struct xfs_scrub *sc, + int which) { - struct xfs_owner_info oinfo; - xfs_filblks_t blocks; - xfs_extlen_t inobt_blocks = 0; - xfs_extlen_t finobt_blocks = 0; - int error; + struct xfs_owner_info oinfo; + xfs_filblks_t blocks; + xfs_extlen_t inobt_blocks = 0; + xfs_extlen_t finobt_blocks = 0; + int error; if (!sc->sa.ino_cur || !sc->sa.rmap_cur || (xfs_sb_version_hasfinobt(&sc->mp->m_sb) && !sc->sa.fino_cur) || - xfs_scrub_skip_xref(sc->sm)) + xchk_skip_xref(sc->sm)) return; /* Check that we saw as many inobt blocks as the rmap says. */ error = xfs_btree_count_blocks(sc->sa.ino_cur, &inobt_blocks); - if (!xfs_scrub_process_error(sc, 0, 0, &error)) + if (!xchk_process_error(sc, 0, 0, &error)) return; if (sc->sa.fino_cur) { error = xfs_btree_count_blocks(sc->sa.fino_cur, &finobt_blocks); - if (!xfs_scrub_process_error(sc, 0, 0, &error)) + if (!xchk_process_error(sc, 0, 0, &error)) return; } xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_INOBT); - error = xfs_scrub_count_rmap_ownedby_ag(sc, sc->sa.rmap_cur, &oinfo, + error = xchk_count_rmap_ownedby_ag(sc, sc->sa.rmap_cur, &oinfo, &blocks); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.rmap_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.rmap_cur)) return; if (blocks != inobt_blocks + finobt_blocks) - xfs_scrub_btree_set_corrupt(sc, sc->sa.ino_cur, 0); + xchk_btree_set_corrupt(sc, sc->sa.ino_cur, 0); } /* @@ -402,47 +402,47 @@ xfs_scrub_iallocbt_xref_rmap_btreeblks( * the rmap says are owned by inodes. */ STATIC void -xfs_scrub_iallocbt_xref_rmap_inodes( - struct xfs_scrub_context *sc, - int which, - xfs_filblks_t inode_blocks) +xchk_iallocbt_xref_rmap_inodes( + struct xfs_scrub *sc, + int which, + xfs_filblks_t inode_blocks) { - struct xfs_owner_info oinfo; - xfs_filblks_t blocks; - int error; + struct xfs_owner_info oinfo; + xfs_filblks_t blocks; + int error; - if (!sc->sa.rmap_cur || xfs_scrub_skip_xref(sc->sm)) + if (!sc->sa.rmap_cur || xchk_skip_xref(sc->sm)) return; /* Check that we saw as many inode blocks as the rmap knows about. */ xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_INODES); - error = xfs_scrub_count_rmap_ownedby_ag(sc, sc->sa.rmap_cur, &oinfo, + error = xchk_count_rmap_ownedby_ag(sc, sc->sa.rmap_cur, &oinfo, &blocks); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.rmap_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.rmap_cur)) return; if (blocks != inode_blocks) - xfs_scrub_btree_xref_set_corrupt(sc, sc->sa.rmap_cur, 0); + xchk_btree_xref_set_corrupt(sc, sc->sa.rmap_cur, 0); } /* Scrub the inode btrees for some AG. */ STATIC int -xfs_scrub_iallocbt( - struct xfs_scrub_context *sc, - xfs_btnum_t which) +xchk_iallocbt( + struct xfs_scrub *sc, + xfs_btnum_t which) { - struct xfs_btree_cur *cur; - struct xfs_owner_info oinfo; - xfs_filblks_t inode_blocks = 0; - int error; + struct xfs_btree_cur *cur; + struct xfs_owner_info oinfo; + xfs_filblks_t inode_blocks = 0; + int error; xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_INOBT); cur = which == XFS_BTNUM_INO ? sc->sa.ino_cur : sc->sa.fino_cur; - error = xfs_scrub_btree(sc, cur, xfs_scrub_iallocbt_rec, &oinfo, + error = xchk_btree(sc, cur, xchk_iallocbt_rec, &oinfo, &inode_blocks); if (error) return error; - xfs_scrub_iallocbt_xref_rmap_btreeblks(sc, which); + xchk_iallocbt_xref_rmap_btreeblks(sc, which); /* * If we're scrubbing the inode btree, inode_blocks is the number of @@ -452,64 +452,64 @@ xfs_scrub_iallocbt( * to inode chunks with free inodes. */ if (which == XFS_BTNUM_INO) - xfs_scrub_iallocbt_xref_rmap_inodes(sc, which, inode_blocks); + xchk_iallocbt_xref_rmap_inodes(sc, which, inode_blocks); return error; } int -xfs_scrub_inobt( - struct xfs_scrub_context *sc) +xchk_inobt( + struct xfs_scrub *sc) { - return xfs_scrub_iallocbt(sc, XFS_BTNUM_INO); + return xchk_iallocbt(sc, XFS_BTNUM_INO); } int -xfs_scrub_finobt( - struct xfs_scrub_context *sc) +xchk_finobt( + struct xfs_scrub *sc) { - return xfs_scrub_iallocbt(sc, XFS_BTNUM_FINO); + return xchk_iallocbt(sc, XFS_BTNUM_FINO); } /* See if an inode btree has (or doesn't have) an inode chunk record. */ static inline void -xfs_scrub_xref_inode_check( - struct xfs_scrub_context *sc, - xfs_agblock_t agbno, - xfs_extlen_t len, - struct xfs_btree_cur **icur, - bool should_have_inodes) +xchk_xref_inode_check( + struct xfs_scrub *sc, + xfs_agblock_t agbno, + xfs_extlen_t len, + struct xfs_btree_cur **icur, + bool should_have_inodes) { - bool has_inodes; - int error; + bool has_inodes; + int error; - if (!(*icur) || xfs_scrub_skip_xref(sc->sm)) + if (!(*icur) || xchk_skip_xref(sc->sm)) return; error = xfs_ialloc_has_inodes_at_extent(*icur, agbno, len, &has_inodes); - if (!xfs_scrub_should_check_xref(sc, &error, icur)) + if (!xchk_should_check_xref(sc, &error, icur)) return; if (has_inodes != should_have_inodes) - xfs_scrub_btree_xref_set_corrupt(sc, *icur, 0); + xchk_btree_xref_set_corrupt(sc, *icur, 0); } /* xref check that the extent is not covered by inodes */ void -xfs_scrub_xref_is_not_inode_chunk( - struct xfs_scrub_context *sc, - xfs_agblock_t agbno, - xfs_extlen_t len) +xchk_xref_is_not_inode_chunk( + struct xfs_scrub *sc, + xfs_agblock_t agbno, + xfs_extlen_t len) { - xfs_scrub_xref_inode_check(sc, agbno, len, &sc->sa.ino_cur, false); - xfs_scrub_xref_inode_check(sc, agbno, len, &sc->sa.fino_cur, false); + xchk_xref_inode_check(sc, agbno, len, &sc->sa.ino_cur, false); + xchk_xref_inode_check(sc, agbno, len, &sc->sa.fino_cur, false); } /* xref check that the extent is covered by inodes */ void -xfs_scrub_xref_is_inode_chunk( - struct xfs_scrub_context *sc, - xfs_agblock_t agbno, - xfs_extlen_t len) +xchk_xref_is_inode_chunk( + struct xfs_scrub *sc, + xfs_agblock_t agbno, + xfs_extlen_t len) { - xfs_scrub_xref_inode_check(sc, agbno, len, &sc->sa.ino_cur, true); + xchk_xref_inode_check(sc, agbno, len, &sc->sa.ino_cur, true); } diff --git a/fs/xfs/scrub/inode.c b/fs/xfs/scrub/inode.c index 7a6208505980..5b3b177c0fc9 100644 --- a/fs/xfs/scrub/inode.c +++ b/fs/xfs/scrub/inode.c @@ -37,23 +37,23 @@ * the goal. */ int -xfs_scrub_setup_inode( - struct xfs_scrub_context *sc, - struct xfs_inode *ip) +xchk_setup_inode( + struct xfs_scrub *sc, + struct xfs_inode *ip) { - int error; + int error; /* * Try to get the inode. If the verifiers fail, we try again * in raw mode. */ - error = xfs_scrub_get_inode(sc, ip); + error = xchk_get_inode(sc, ip); switch (error) { case 0: break; case -EFSCORRUPTED: case -EFSBADCRC: - return xfs_scrub_trans_alloc(sc, 0); + return xchk_trans_alloc(sc, 0); default: return error; } @@ -61,7 +61,7 @@ xfs_scrub_setup_inode( /* Got the inode, lock it and we're ready to go. */ sc->ilock_flags = XFS_IOLOCK_EXCL | XFS_MMAPLOCK_EXCL; xfs_ilock(sc->ip, sc->ilock_flags); - error = xfs_scrub_trans_alloc(sc, 0); + error = xchk_trans_alloc(sc, 0); if (error) goto out; sc->ilock_flags |= XFS_ILOCK_EXCL; @@ -76,19 +76,19 @@ out: /* Validate di_extsize hint. */ STATIC void -xfs_scrub_inode_extsize( - struct xfs_scrub_context *sc, - struct xfs_dinode *dip, - xfs_ino_t ino, - uint16_t mode, - uint16_t flags) +xchk_inode_extsize( + struct xfs_scrub *sc, + struct xfs_dinode *dip, + xfs_ino_t ino, + uint16_t mode, + uint16_t flags) { - xfs_failaddr_t fa; + xfs_failaddr_t fa; fa = xfs_inode_validate_extsize(sc->mp, be32_to_cpu(dip->di_extsize), mode, flags); if (fa) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); } /* @@ -98,33 +98,33 @@ xfs_scrub_inode_extsize( * These functions must be kept in sync with each other. */ STATIC void -xfs_scrub_inode_cowextsize( - struct xfs_scrub_context *sc, - struct xfs_dinode *dip, - xfs_ino_t ino, - uint16_t mode, - uint16_t flags, - uint64_t flags2) +xchk_inode_cowextsize( + struct xfs_scrub *sc, + struct xfs_dinode *dip, + xfs_ino_t ino, + uint16_t mode, + uint16_t flags, + uint64_t flags2) { - xfs_failaddr_t fa; + xfs_failaddr_t fa; fa = xfs_inode_validate_cowextsize(sc->mp, be32_to_cpu(dip->di_cowextsize), mode, flags, flags2); if (fa) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); } /* Make sure the di_flags make sense for the inode. */ STATIC void -xfs_scrub_inode_flags( - struct xfs_scrub_context *sc, - struct xfs_dinode *dip, - xfs_ino_t ino, - uint16_t mode, - uint16_t flags) +xchk_inode_flags( + struct xfs_scrub *sc, + struct xfs_dinode *dip, + xfs_ino_t ino, + uint16_t mode, + uint16_t flags) { - struct xfs_mount *mp = sc->mp; + struct xfs_mount *mp = sc->mp; if (flags & ~XFS_DIFLAG_ANY) goto bad; @@ -157,20 +157,20 @@ xfs_scrub_inode_flags( return; bad: - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); } /* Make sure the di_flags2 make sense for the inode. */ STATIC void -xfs_scrub_inode_flags2( - struct xfs_scrub_context *sc, - struct xfs_dinode *dip, - xfs_ino_t ino, - uint16_t mode, - uint16_t flags, - uint64_t flags2) +xchk_inode_flags2( + struct xfs_scrub *sc, + struct xfs_dinode *dip, + xfs_ino_t ino, + uint16_t mode, + uint16_t flags, + uint64_t flags2) { - struct xfs_mount *mp = sc->mp; + struct xfs_mount *mp = sc->mp; if (flags2 & ~XFS_DIFLAG2_ANY) goto bad; @@ -200,23 +200,23 @@ xfs_scrub_inode_flags2( return; bad: - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); } /* Scrub all the ondisk inode fields. */ STATIC void -xfs_scrub_dinode( - struct xfs_scrub_context *sc, - struct xfs_dinode *dip, - xfs_ino_t ino) +xchk_dinode( + struct xfs_scrub *sc, + struct xfs_dinode *dip, + xfs_ino_t ino) { - struct xfs_mount *mp = sc->mp; - size_t fork_recs; - unsigned long long isize; - uint64_t flags2; - uint32_t nextents; - uint16_t flags; - uint16_t mode; + struct xfs_mount *mp = sc->mp; + size_t fork_recs; + unsigned long long isize; + uint64_t flags2; + uint32_t nextents; + uint16_t flags; + uint16_t mode; flags = be16_to_cpu(dip->di_flags); if (dip->di_version >= 3) @@ -237,7 +237,7 @@ xfs_scrub_dinode( /* mode is recognized */ break; default: - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); break; } @@ -248,22 +248,22 @@ xfs_scrub_dinode( * We autoconvert v1 inodes into v2 inodes on writeout, * so just mark this inode for preening. */ - xfs_scrub_ino_set_preen(sc, ino); + xchk_ino_set_preen(sc, ino); break; case 2: case 3: if (dip->di_onlink != 0) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); if (dip->di_mode == 0 && sc->ip) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); if (dip->di_projid_hi != 0 && !xfs_sb_version_hasprojid32bit(&mp->m_sb)) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); break; default: - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); return; } @@ -273,40 +273,40 @@ xfs_scrub_dinode( */ if (dip->di_uid == cpu_to_be32(-1U) || dip->di_gid == cpu_to_be32(-1U)) - xfs_scrub_ino_set_warning(sc, ino); + xchk_ino_set_warning(sc, ino); /* di_format */ switch (dip->di_format) { case XFS_DINODE_FMT_DEV: if (!S_ISCHR(mode) && !S_ISBLK(mode) && !S_ISFIFO(mode) && !S_ISSOCK(mode)) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); break; case XFS_DINODE_FMT_LOCAL: if (!S_ISDIR(mode) && !S_ISLNK(mode)) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); break; case XFS_DINODE_FMT_EXTENTS: if (!S_ISREG(mode) && !S_ISDIR(mode) && !S_ISLNK(mode)) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); break; case XFS_DINODE_FMT_BTREE: if (!S_ISREG(mode) && !S_ISDIR(mode)) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); break; case XFS_DINODE_FMT_UUID: default: - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); break; } /* di_[amc]time.nsec */ if (be32_to_cpu(dip->di_atime.t_nsec) >= NSEC_PER_SEC) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); if (be32_to_cpu(dip->di_mtime.t_nsec) >= NSEC_PER_SEC) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); if (be32_to_cpu(dip->di_ctime.t_nsec) >= NSEC_PER_SEC) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); /* * di_size. xfs_dinode_verify checks for things that screw up @@ -315,19 +315,19 @@ xfs_scrub_dinode( */ isize = be64_to_cpu(dip->di_size); if (isize & (1ULL << 63)) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); /* Devices, fifos, and sockets must have zero size */ if (!S_ISDIR(mode) && !S_ISREG(mode) && !S_ISLNK(mode) && isize != 0) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); /* Directories can't be larger than the data section size (32G) */ if (S_ISDIR(mode) && (isize == 0 || isize >= XFS_DIR2_SPACE_SIZE)) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); /* Symlinks can't be larger than SYMLINK_MAXLEN */ if (S_ISLNK(mode) && (isize == 0 || isize >= XFS_SYMLINK_MAXLEN)) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); /* * Warn if the running kernel can't handle the kinds of offsets @@ -336,7 +336,7 @@ xfs_scrub_dinode( * overly large offsets, flag the inode for admin review. */ if (isize >= mp->m_super->s_maxbytes) - xfs_scrub_ino_set_warning(sc, ino); + xchk_ino_set_warning(sc, ino); /* di_nblocks */ if (flags2 & XFS_DIFLAG2_REFLINK) { @@ -351,15 +351,15 @@ xfs_scrub_dinode( */ if (be64_to_cpu(dip->di_nblocks) >= mp->m_sb.sb_dblocks + mp->m_sb.sb_rblocks) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); } else { if (be64_to_cpu(dip->di_nblocks) >= mp->m_sb.sb_dblocks) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); } - xfs_scrub_inode_flags(sc, dip, ino, mode, flags); + xchk_inode_flags(sc, dip, ino, mode, flags); - xfs_scrub_inode_extsize(sc, dip, ino, mode, flags); + xchk_inode_extsize(sc, dip, ino, mode, flags); /* di_nextents */ nextents = be32_to_cpu(dip->di_nextents); @@ -367,31 +367,31 @@ xfs_scrub_dinode( switch (dip->di_format) { case XFS_DINODE_FMT_EXTENTS: if (nextents > fork_recs) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); break; case XFS_DINODE_FMT_BTREE: if (nextents <= fork_recs) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); break; default: if (nextents != 0) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); break; } /* di_forkoff */ if (XFS_DFORK_APTR(dip) >= (char *)dip + mp->m_sb.sb_inodesize) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); if (dip->di_anextents != 0 && dip->di_forkoff == 0) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); if (dip->di_forkoff == 0 && dip->di_aformat != XFS_DINODE_FMT_EXTENTS) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); /* di_aformat */ if (dip->di_aformat != XFS_DINODE_FMT_LOCAL && dip->di_aformat != XFS_DINODE_FMT_EXTENTS && dip->di_aformat != XFS_DINODE_FMT_BTREE) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); /* di_anextents */ nextents = be16_to_cpu(dip->di_anextents); @@ -399,22 +399,22 @@ xfs_scrub_dinode( switch (dip->di_aformat) { case XFS_DINODE_FMT_EXTENTS: if (nextents > fork_recs) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); break; case XFS_DINODE_FMT_BTREE: if (nextents <= fork_recs) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); break; default: if (nextents != 0) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); } if (dip->di_version >= 3) { if (be32_to_cpu(dip->di_crtime.t_nsec) >= NSEC_PER_SEC) - xfs_scrub_ino_set_corrupt(sc, ino); - xfs_scrub_inode_flags2(sc, dip, ino, mode, flags, flags2); - xfs_scrub_inode_cowextsize(sc, dip, ino, mode, flags, + xchk_ino_set_corrupt(sc, ino); + xchk_inode_flags2(sc, dip, ino, mode, flags, flags2); + xchk_inode_cowextsize(sc, dip, ino, mode, flags, flags2); } } @@ -425,8 +425,8 @@ xfs_scrub_dinode( * IGET_UNTRUSTED, which checks the inobt for us. */ static void -xfs_scrub_inode_xref_finobt( - struct xfs_scrub_context *sc, +xchk_inode_xref_finobt( + struct xfs_scrub *sc, xfs_ino_t ino) { struct xfs_inobt_rec_incore rec; @@ -434,7 +434,7 @@ xfs_scrub_inode_xref_finobt( int has_record; int error; - if (!sc->sa.fino_cur || xfs_scrub_skip_xref(sc->sm)) + if (!sc->sa.fino_cur || xchk_skip_xref(sc->sm)) return; agino = XFS_INO_TO_AGINO(sc->mp, ino); @@ -445,12 +445,12 @@ xfs_scrub_inode_xref_finobt( */ error = xfs_inobt_lookup(sc->sa.fino_cur, agino, XFS_LOOKUP_LE, &has_record); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.fino_cur) || + if (!xchk_should_check_xref(sc, &error, &sc->sa.fino_cur) || !has_record) return; error = xfs_inobt_get_rec(sc->sa.fino_cur, &rec, &has_record); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.fino_cur) || + if (!xchk_should_check_xref(sc, &error, &sc->sa.fino_cur) || !has_record) return; @@ -463,54 +463,54 @@ xfs_scrub_inode_xref_finobt( return; if (rec.ir_free & XFS_INOBT_MASK(agino - rec.ir_startino)) - xfs_scrub_btree_xref_set_corrupt(sc, sc->sa.fino_cur, 0); + xchk_btree_xref_set_corrupt(sc, sc->sa.fino_cur, 0); } /* Cross reference the inode fields with the forks. */ STATIC void -xfs_scrub_inode_xref_bmap( - struct xfs_scrub_context *sc, - struct xfs_dinode *dip) +xchk_inode_xref_bmap( + struct xfs_scrub *sc, + struct xfs_dinode *dip) { - xfs_extnum_t nextents; - xfs_filblks_t count; - xfs_filblks_t acount; - int error; + xfs_extnum_t nextents; + xfs_filblks_t count; + xfs_filblks_t acount; + int error; - if (xfs_scrub_skip_xref(sc->sm)) + if (xchk_skip_xref(sc->sm)) return; /* Walk all the extents to check nextents/naextents/nblocks. */ error = xfs_bmap_count_blocks(sc->tp, sc->ip, XFS_DATA_FORK, &nextents, &count); - if (!xfs_scrub_should_check_xref(sc, &error, NULL)) + if (!xchk_should_check_xref(sc, &error, NULL)) return; if (nextents < be32_to_cpu(dip->di_nextents)) - xfs_scrub_ino_xref_set_corrupt(sc, sc->ip->i_ino); + xchk_ino_xref_set_corrupt(sc, sc->ip->i_ino); error = xfs_bmap_count_blocks(sc->tp, sc->ip, XFS_ATTR_FORK, &nextents, &acount); - if (!xfs_scrub_should_check_xref(sc, &error, NULL)) + if (!xchk_should_check_xref(sc, &error, NULL)) return; if (nextents != be16_to_cpu(dip->di_anextents)) - xfs_scrub_ino_xref_set_corrupt(sc, sc->ip->i_ino); + xchk_ino_xref_set_corrupt(sc, sc->ip->i_ino); /* Check nblocks against the inode. */ if (count + acount != be64_to_cpu(dip->di_nblocks)) - xfs_scrub_ino_xref_set_corrupt(sc, sc->ip->i_ino); + xchk_ino_xref_set_corrupt(sc, sc->ip->i_ino); } /* Cross-reference with the other btrees. */ STATIC void -xfs_scrub_inode_xref( - struct xfs_scrub_context *sc, - xfs_ino_t ino, - struct xfs_dinode *dip) +xchk_inode_xref( + struct xfs_scrub *sc, + xfs_ino_t ino, + struct xfs_dinode *dip) { - struct xfs_owner_info oinfo; - xfs_agnumber_t agno; - xfs_agblock_t agbno; - int error; + struct xfs_owner_info oinfo; + xfs_agnumber_t agno; + xfs_agblock_t agbno; + int error; if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return; @@ -518,18 +518,18 @@ xfs_scrub_inode_xref( agno = XFS_INO_TO_AGNO(sc->mp, ino); agbno = XFS_INO_TO_AGBNO(sc->mp, ino); - error = xfs_scrub_ag_init(sc, agno, &sc->sa); - if (!xfs_scrub_xref_process_error(sc, agno, agbno, &error)) + error = xchk_ag_init(sc, agno, &sc->sa); + if (!xchk_xref_process_error(sc, agno, agbno, &error)) return; - xfs_scrub_xref_is_used_space(sc, agbno, 1); - xfs_scrub_inode_xref_finobt(sc, ino); + xchk_xref_is_used_space(sc, agbno, 1); + xchk_inode_xref_finobt(sc, ino); xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_INODES); - xfs_scrub_xref_is_owned_by(sc, agbno, 1, &oinfo); - xfs_scrub_xref_is_not_shared(sc, agbno, 1); - xfs_scrub_inode_xref_bmap(sc, dip); + xchk_xref_is_owned_by(sc, agbno, 1, &oinfo); + xchk_xref_is_not_shared(sc, agbno, 1); + xchk_inode_xref_bmap(sc, dip); - xfs_scrub_ag_free(sc, &sc->sa); + xchk_ag_free(sc, &sc->sa); } /* @@ -539,35 +539,35 @@ xfs_scrub_inode_xref( * reflink filesystem. */ static void -xfs_scrub_inode_check_reflink_iflag( - struct xfs_scrub_context *sc, - xfs_ino_t ino) +xchk_inode_check_reflink_iflag( + struct xfs_scrub *sc, + xfs_ino_t ino) { - struct xfs_mount *mp = sc->mp; - bool has_shared; - int error; + struct xfs_mount *mp = sc->mp; + bool has_shared; + int error; if (!xfs_sb_version_hasreflink(&mp->m_sb)) return; error = xfs_reflink_inode_has_shared_extents(sc->tp, sc->ip, &has_shared); - if (!xfs_scrub_xref_process_error(sc, XFS_INO_TO_AGNO(mp, ino), + if (!xchk_xref_process_error(sc, XFS_INO_TO_AGNO(mp, ino), XFS_INO_TO_AGBNO(mp, ino), &error)) return; if (xfs_is_reflink_inode(sc->ip) && !has_shared) - xfs_scrub_ino_set_preen(sc, ino); + xchk_ino_set_preen(sc, ino); else if (!xfs_is_reflink_inode(sc->ip) && has_shared) - xfs_scrub_ino_set_corrupt(sc, ino); + xchk_ino_set_corrupt(sc, ino); } /* Scrub an inode. */ int -xfs_scrub_inode( - struct xfs_scrub_context *sc) +xchk_inode( + struct xfs_scrub *sc) { - struct xfs_dinode di; - int error = 0; + struct xfs_dinode di; + int error = 0; /* * If sc->ip is NULL, that means that the setup function called @@ -575,13 +575,13 @@ xfs_scrub_inode( * and a NULL inode, so flag the corruption error and return. */ if (!sc->ip) { - xfs_scrub_ino_set_corrupt(sc, sc->sm->sm_ino); + xchk_ino_set_corrupt(sc, sc->sm->sm_ino); return 0; } /* Scrub the inode core. */ xfs_inode_to_disk(sc->ip, &di, 0); - xfs_scrub_dinode(sc, &di, sc->ip->i_ino); + xchk_dinode(sc, &di, sc->ip->i_ino); if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) goto out; @@ -591,9 +591,9 @@ xfs_scrub_inode( * we scrubbed the dinode. */ if (S_ISREG(VFS_I(sc->ip)->i_mode)) - xfs_scrub_inode_check_reflink_iflag(sc, sc->ip->i_ino); + xchk_inode_check_reflink_iflag(sc, sc->ip->i_ino); - xfs_scrub_inode_xref(sc, sc->ip->i_ino, &di); + xchk_inode_xref(sc, sc->ip->i_ino, &di); out: return error; } diff --git a/fs/xfs/scrub/parent.c b/fs/xfs/scrub/parent.c index e2bda58c32f0..1c9d7c7f64f5 100644 --- a/fs/xfs/scrub/parent.c +++ b/fs/xfs/scrub/parent.c @@ -27,36 +27,36 @@ /* Set us up to scrub parents. */ int -xfs_scrub_setup_parent( - struct xfs_scrub_context *sc, - struct xfs_inode *ip) +xchk_setup_parent( + struct xfs_scrub *sc, + struct xfs_inode *ip) { - return xfs_scrub_setup_inode_contents(sc, ip, 0); + return xchk_setup_inode_contents(sc, ip, 0); } /* Parent pointers */ /* Look for an entry in a parent pointing to this inode. */ -struct xfs_scrub_parent_ctx { - struct dir_context dc; - xfs_ino_t ino; - xfs_nlink_t nlink; +struct xchk_parent_ctx { + struct dir_context dc; + xfs_ino_t ino; + xfs_nlink_t nlink; }; /* Look for a single entry in a directory pointing to an inode. */ STATIC int -xfs_scrub_parent_actor( - struct dir_context *dc, - const char *name, - int namelen, - loff_t pos, - u64 ino, - unsigned type) +xchk_parent_actor( + struct dir_context *dc, + const char *name, + int namelen, + loff_t pos, + u64 ino, + unsigned type) { - struct xfs_scrub_parent_ctx *spc; + struct xchk_parent_ctx *spc; - spc = container_of(dc, struct xfs_scrub_parent_ctx, dc); + spc = container_of(dc, struct xchk_parent_ctx, dc); if (spc->ino == ino) spc->nlink++; return 0; @@ -64,21 +64,21 @@ xfs_scrub_parent_actor( /* Count the number of dentries in the parent dir that point to this inode. */ STATIC int -xfs_scrub_parent_count_parent_dentries( - struct xfs_scrub_context *sc, - struct xfs_inode *parent, - xfs_nlink_t *nlink) +xchk_parent_count_parent_dentries( + struct xfs_scrub *sc, + struct xfs_inode *parent, + xfs_nlink_t *nlink) { - struct xfs_scrub_parent_ctx spc = { - .dc.actor = xfs_scrub_parent_actor, + struct xchk_parent_ctx spc = { + .dc.actor = xchk_parent_actor, .dc.pos = 0, .ino = sc->ip->i_ino, .nlink = 0, }; - size_t bufsize; - loff_t oldpos; - uint lock_mode; - int error = 0; + size_t bufsize; + loff_t oldpos; + uint lock_mode; + int error = 0; /* * If there are any blocks, read-ahead block 0 as we're almost @@ -120,16 +120,16 @@ out: * entry pointing back to the inode being scrubbed. */ STATIC int -xfs_scrub_parent_validate( - struct xfs_scrub_context *sc, - xfs_ino_t dnum, - bool *try_again) +xchk_parent_validate( + struct xfs_scrub *sc, + xfs_ino_t dnum, + bool *try_again) { - struct xfs_mount *mp = sc->mp; - struct xfs_inode *dp = NULL; - xfs_nlink_t expected_nlink; - xfs_nlink_t nlink; - int error = 0; + struct xfs_mount *mp = sc->mp; + struct xfs_inode *dp = NULL; + xfs_nlink_t expected_nlink; + xfs_nlink_t nlink; + int error = 0; *try_again = false; @@ -138,7 +138,7 @@ xfs_scrub_parent_validate( /* '..' must not point to ourselves. */ if (sc->ip->i_ino == dnum) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); goto out; } @@ -165,13 +165,13 @@ xfs_scrub_parent_validate( error = xfs_iget(mp, sc->tp, dnum, XFS_IGET_UNTRUSTED, 0, &dp); if (error == -EINVAL) { error = -EFSCORRUPTED; - xfs_scrub_fblock_process_error(sc, XFS_DATA_FORK, 0, &error); + xchk_fblock_process_error(sc, XFS_DATA_FORK, 0, &error); goto out; } - if (!xfs_scrub_fblock_xref_process_error(sc, XFS_DATA_FORK, 0, &error)) + if (!xchk_fblock_xref_process_error(sc, XFS_DATA_FORK, 0, &error)) goto out; if (dp == sc->ip || !S_ISDIR(VFS_I(dp)->i_mode)) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); goto out_rele; } @@ -183,12 +183,12 @@ xfs_scrub_parent_validate( * the child inodes. */ if (xfs_ilock_nowait(dp, XFS_IOLOCK_SHARED)) { - error = xfs_scrub_parent_count_parent_dentries(sc, dp, &nlink); - if (!xfs_scrub_fblock_xref_process_error(sc, XFS_DATA_FORK, 0, + error = xchk_parent_count_parent_dentries(sc, dp, &nlink); + if (!xchk_fblock_xref_process_error(sc, XFS_DATA_FORK, 0, &error)) goto out_unlock; if (nlink != expected_nlink) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); goto out_unlock; } @@ -200,18 +200,18 @@ xfs_scrub_parent_validate( */ xfs_iunlock(sc->ip, sc->ilock_flags); sc->ilock_flags = 0; - error = xfs_scrub_ilock_inverted(dp, XFS_IOLOCK_SHARED); + error = xchk_ilock_inverted(dp, XFS_IOLOCK_SHARED); if (error) goto out_rele; /* Go looking for our dentry. */ - error = xfs_scrub_parent_count_parent_dentries(sc, dp, &nlink); - if (!xfs_scrub_fblock_xref_process_error(sc, XFS_DATA_FORK, 0, &error)) + error = xchk_parent_count_parent_dentries(sc, dp, &nlink); + if (!xchk_fblock_xref_process_error(sc, XFS_DATA_FORK, 0, &error)) goto out_unlock; /* Drop the parent lock, relock this inode. */ xfs_iunlock(dp, XFS_IOLOCK_SHARED); - error = xfs_scrub_ilock_inverted(sc->ip, XFS_IOLOCK_EXCL); + error = xchk_ilock_inverted(sc->ip, XFS_IOLOCK_EXCL); if (error) goto out_rele; sc->ilock_flags = XFS_IOLOCK_EXCL; @@ -225,43 +225,43 @@ xfs_scrub_parent_validate( /* Look up '..' to see if the inode changed. */ error = xfs_dir_lookup(sc->tp, sc->ip, &xfs_name_dotdot, &dnum, NULL); - if (!xfs_scrub_fblock_process_error(sc, XFS_DATA_FORK, 0, &error)) + if (!xchk_fblock_process_error(sc, XFS_DATA_FORK, 0, &error)) goto out_rele; /* Drat, parent changed. Try again! */ if (dnum != dp->i_ino) { - iput(VFS_I(dp)); + xfs_irele(dp); *try_again = true; return 0; } - iput(VFS_I(dp)); + xfs_irele(dp); /* * '..' didn't change, so check that there was only one entry * for us in the parent. */ if (nlink != expected_nlink) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); return error; out_unlock: xfs_iunlock(dp, XFS_IOLOCK_SHARED); out_rele: - iput(VFS_I(dp)); + xfs_irele(dp); out: return error; } /* Scrub a parent pointer. */ int -xfs_scrub_parent( - struct xfs_scrub_context *sc) +xchk_parent( + struct xfs_scrub *sc) { - struct xfs_mount *mp = sc->mp; - xfs_ino_t dnum; - bool try_again; - int tries = 0; - int error = 0; + struct xfs_mount *mp = sc->mp; + xfs_ino_t dnum; + bool try_again; + int tries = 0; + int error = 0; /* * If we're a directory, check that the '..' link points up to @@ -272,7 +272,7 @@ xfs_scrub_parent( /* We're not a special inode, are we? */ if (!xfs_verify_dir_ino(mp, sc->ip->i_ino)) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); goto out; } @@ -288,10 +288,10 @@ xfs_scrub_parent( /* Look up '..' */ error = xfs_dir_lookup(sc->tp, sc->ip, &xfs_name_dotdot, &dnum, NULL); - if (!xfs_scrub_fblock_process_error(sc, XFS_DATA_FORK, 0, &error)) + if (!xchk_fblock_process_error(sc, XFS_DATA_FORK, 0, &error)) goto out; if (!xfs_verify_dir_ino(mp, dnum)) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); goto out; } @@ -299,12 +299,12 @@ xfs_scrub_parent( if (sc->ip == mp->m_rootip) { if (sc->ip->i_ino != mp->m_sb.sb_rootino || sc->ip->i_ino != dnum) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); goto out; } do { - error = xfs_scrub_parent_validate(sc, dnum, &try_again); + error = xchk_parent_validate(sc, dnum, &try_again); if (error) goto out; } while (try_again && ++tries < 20); @@ -314,7 +314,7 @@ xfs_scrub_parent( * incomplete. Userspace can decide if it wants to try again. */ if (try_again && tries == 20) - xfs_scrub_set_incomplete(sc); + xchk_set_incomplete(sc); out: /* * If we failed to lock the parent inode even after a retry, just mark @@ -322,7 +322,7 @@ out: */ if (sc->try_harder && error == -EDEADLOCK) { error = 0; - xfs_scrub_set_incomplete(sc); + xchk_set_incomplete(sc); } return error; } diff --git a/fs/xfs/scrub/quota.c b/fs/xfs/scrub/quota.c index 6ff906aa0a3b..782d582d3edd 100644 --- a/fs/xfs/scrub/quota.c +++ b/fs/xfs/scrub/quota.c @@ -30,8 +30,8 @@ /* Convert a scrub type code to a DQ flag, or return 0 if error. */ static inline uint -xfs_scrub_quota_to_dqtype( - struct xfs_scrub_context *sc) +xchk_quota_to_dqtype( + struct xfs_scrub *sc) { switch (sc->sm->sm_type) { case XFS_SCRUB_TYPE_UQUOTA: @@ -47,24 +47,24 @@ xfs_scrub_quota_to_dqtype( /* Set us up to scrub a quota. */ int -xfs_scrub_setup_quota( - struct xfs_scrub_context *sc, - struct xfs_inode *ip) +xchk_setup_quota( + struct xfs_scrub *sc, + struct xfs_inode *ip) { - uint dqtype; - int error; + uint dqtype; + int error; if (!XFS_IS_QUOTA_RUNNING(sc->mp) || !XFS_IS_QUOTA_ON(sc->mp)) return -ENOENT; - dqtype = xfs_scrub_quota_to_dqtype(sc); + dqtype = xchk_quota_to_dqtype(sc); if (dqtype == 0) return -EINVAL; sc->has_quotaofflock = true; mutex_lock(&sc->mp->m_quotainfo->qi_quotaofflock); if (!xfs_this_quota_on(sc->mp, dqtype)) return -ENOENT; - error = xfs_scrub_setup_fs(sc, ip); + error = xchk_setup_fs(sc, ip); if (error) return error; sc->ip = xfs_quota_inode(sc->mp, dqtype); @@ -75,35 +75,35 @@ xfs_scrub_setup_quota( /* Quotas. */ -struct xfs_scrub_quota_info { - struct xfs_scrub_context *sc; - xfs_dqid_t last_id; +struct xchk_quota_info { + struct xfs_scrub *sc; + xfs_dqid_t last_id; }; /* Scrub the fields in an individual quota item. */ STATIC int -xfs_scrub_quota_item( - struct xfs_dquot *dq, - uint dqtype, - void *priv) +xchk_quota_item( + struct xfs_dquot *dq, + uint dqtype, + void *priv) { - struct xfs_scrub_quota_info *sqi = priv; - struct xfs_scrub_context *sc = sqi->sc; - struct xfs_mount *mp = sc->mp; - struct xfs_disk_dquot *d = &dq->q_core; - struct xfs_quotainfo *qi = mp->m_quotainfo; - xfs_fileoff_t offset; - unsigned long long bsoft; - unsigned long long isoft; - unsigned long long rsoft; - unsigned long long bhard; - unsigned long long ihard; - unsigned long long rhard; - unsigned long long bcount; - unsigned long long icount; - unsigned long long rcount; - xfs_ino_t fs_icount; - xfs_dqid_t id = be32_to_cpu(d->d_id); + struct xchk_quota_info *sqi = priv; + struct xfs_scrub *sc = sqi->sc; + struct xfs_mount *mp = sc->mp; + struct xfs_disk_dquot *d = &dq->q_core; + struct xfs_quotainfo *qi = mp->m_quotainfo; + xfs_fileoff_t offset; + unsigned long long bsoft; + unsigned long long isoft; + unsigned long long rsoft; + unsigned long long bhard; + unsigned long long ihard; + unsigned long long rhard; + unsigned long long bcount; + unsigned long long icount; + unsigned long long rcount; + xfs_ino_t fs_icount; + xfs_dqid_t id = be32_to_cpu(d->d_id); /* * Except for the root dquot, the actual dquot we got must either have @@ -111,16 +111,16 @@ xfs_scrub_quota_item( */ offset = id / qi->qi_dqperchunk; if (id && id <= sqi->last_id) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); sqi->last_id = id; /* Did we get the dquot type we wanted? */ if (dqtype != (d->d_flags & XFS_DQ_ALLTYPES)) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); if (d->d_pad0 != cpu_to_be32(0) || d->d_pad != cpu_to_be16(0)) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); /* Check the limits. */ bhard = be64_to_cpu(d->d_blk_hardlimit); @@ -140,19 +140,19 @@ xfs_scrub_quota_item( * the hard limit. */ if (bhard > mp->m_sb.sb_dblocks) - xfs_scrub_fblock_set_warning(sc, XFS_DATA_FORK, offset); + xchk_fblock_set_warning(sc, XFS_DATA_FORK, offset); if (bsoft > bhard) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); if (ihard > mp->m_maxicount) - xfs_scrub_fblock_set_warning(sc, XFS_DATA_FORK, offset); + xchk_fblock_set_warning(sc, XFS_DATA_FORK, offset); if (isoft > ihard) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); if (rhard > mp->m_sb.sb_rblocks) - xfs_scrub_fblock_set_warning(sc, XFS_DATA_FORK, offset); + xchk_fblock_set_warning(sc, XFS_DATA_FORK, offset); if (rsoft > rhard) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); /* Check the resource counts. */ bcount = be64_to_cpu(d->d_bcount); @@ -167,15 +167,15 @@ xfs_scrub_quota_item( */ if (xfs_sb_version_hasreflink(&mp->m_sb)) { if (mp->m_sb.sb_dblocks < bcount) - xfs_scrub_fblock_set_warning(sc, XFS_DATA_FORK, + xchk_fblock_set_warning(sc, XFS_DATA_FORK, offset); } else { if (mp->m_sb.sb_dblocks < bcount) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); } if (icount > fs_icount || rcount > mp->m_sb.sb_rblocks) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, offset); /* * We can violate the hard limits if the admin suddenly sets a @@ -183,29 +183,29 @@ xfs_scrub_quota_item( * admin review. */ if (id != 0 && bhard != 0 && bcount > bhard) - xfs_scrub_fblock_set_warning(sc, XFS_DATA_FORK, offset); + xchk_fblock_set_warning(sc, XFS_DATA_FORK, offset); if (id != 0 && ihard != 0 && icount > ihard) - xfs_scrub_fblock_set_warning(sc, XFS_DATA_FORK, offset); + xchk_fblock_set_warning(sc, XFS_DATA_FORK, offset); if (id != 0 && rhard != 0 && rcount > rhard) - xfs_scrub_fblock_set_warning(sc, XFS_DATA_FORK, offset); + xchk_fblock_set_warning(sc, XFS_DATA_FORK, offset); return 0; } /* Check the quota's data fork. */ STATIC int -xfs_scrub_quota_data_fork( - struct xfs_scrub_context *sc) +xchk_quota_data_fork( + struct xfs_scrub *sc) { - struct xfs_bmbt_irec irec = { 0 }; - struct xfs_iext_cursor icur; - struct xfs_quotainfo *qi = sc->mp->m_quotainfo; - struct xfs_ifork *ifp; - xfs_fileoff_t max_dqid_off; - int error = 0; + struct xfs_bmbt_irec irec = { 0 }; + struct xfs_iext_cursor icur; + struct xfs_quotainfo *qi = sc->mp->m_quotainfo; + struct xfs_ifork *ifp; + xfs_fileoff_t max_dqid_off; + int error = 0; /* Invoke the fork scrubber. */ - error = xfs_scrub_metadata_inode_forks(sc); + error = xchk_metadata_inode_forks(sc); if (error || (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT)) return error; @@ -213,7 +213,7 @@ xfs_scrub_quota_data_fork( max_dqid_off = ((xfs_dqid_t)-1) / qi->qi_dqperchunk; ifp = XFS_IFORK_PTR(sc->ip, XFS_DATA_FORK); for_each_xfs_iext(ifp, &icur, &irec) { - if (xfs_scrub_should_terminate(sc, &error)) + if (xchk_should_terminate(sc, &error)) break; /* * delalloc extents or blocks mapped above the highest @@ -222,7 +222,7 @@ xfs_scrub_quota_data_fork( if (isnullstartblock(irec.br_startblock) || irec.br_startoff > max_dqid_off || irec.br_startoff + irec.br_blockcount - 1 > max_dqid_off) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, irec.br_startoff); break; } @@ -233,19 +233,19 @@ xfs_scrub_quota_data_fork( /* Scrub all of a quota type's items. */ int -xfs_scrub_quota( - struct xfs_scrub_context *sc) +xchk_quota( + struct xfs_scrub *sc) { - struct xfs_scrub_quota_info sqi; - struct xfs_mount *mp = sc->mp; - struct xfs_quotainfo *qi = mp->m_quotainfo; - uint dqtype; - int error = 0; + struct xchk_quota_info sqi; + struct xfs_mount *mp = sc->mp; + struct xfs_quotainfo *qi = mp->m_quotainfo; + uint dqtype; + int error = 0; - dqtype = xfs_scrub_quota_to_dqtype(sc); + dqtype = xchk_quota_to_dqtype(sc); /* Look for problem extents. */ - error = xfs_scrub_quota_data_fork(sc); + error = xchk_quota_data_fork(sc); if (error) goto out; if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) @@ -260,10 +260,10 @@ xfs_scrub_quota( sc->ilock_flags = 0; sqi.sc = sc; sqi.last_id = 0; - error = xfs_qm_dqiterate(mp, dqtype, xfs_scrub_quota_item, &sqi); + error = xfs_qm_dqiterate(mp, dqtype, xchk_quota_item, &sqi); sc->ilock_flags = XFS_ILOCK_EXCL; xfs_ilock(sc->ip, sc->ilock_flags); - if (!xfs_scrub_fblock_process_error(sc, XFS_DATA_FORK, + if (!xchk_fblock_process_error(sc, XFS_DATA_FORK, sqi.last_id * qi->qi_dqperchunk, &error)) goto out; diff --git a/fs/xfs/scrub/refcount.c b/fs/xfs/scrub/refcount.c index 607a9faa8ecc..e8c82b026083 100644 --- a/fs/xfs/scrub/refcount.c +++ b/fs/xfs/scrub/refcount.c @@ -28,11 +28,11 @@ * Set us up to scrub reference count btrees. */ int -xfs_scrub_setup_ag_refcountbt( - struct xfs_scrub_context *sc, - struct xfs_inode *ip) +xchk_setup_ag_refcountbt( + struct xfs_scrub *sc, + struct xfs_inode *ip) { - return xfs_scrub_setup_ag_btree(sc, ip, false); + return xchk_setup_ag_btree(sc, ip, false); } /* Reference count btree scrubber. */ @@ -73,22 +73,22 @@ xfs_scrub_setup_ag_refcountbt( * If the refcount is correct, all the check conditions in the algorithm * should always hold true. If not, the refcount is incorrect. */ -struct xfs_scrub_refcnt_frag { - struct list_head list; - struct xfs_rmap_irec rm; +struct xchk_refcnt_frag { + struct list_head list; + struct xfs_rmap_irec rm; }; -struct xfs_scrub_refcnt_check { - struct xfs_scrub_context *sc; - struct list_head fragments; +struct xchk_refcnt_check { + struct xfs_scrub *sc; + struct list_head fragments; /* refcount extent we're examining */ - xfs_agblock_t bno; - xfs_extlen_t len; - xfs_nlink_t refcount; + xfs_agblock_t bno; + xfs_extlen_t len; + xfs_nlink_t refcount; /* number of owners seen */ - xfs_nlink_t seen; + xfs_nlink_t seen; }; /* @@ -99,18 +99,18 @@ struct xfs_scrub_refcnt_check { * fragments as the refcountbt says we should have. */ STATIC int -xfs_scrub_refcountbt_rmap_check( +xchk_refcountbt_rmap_check( struct xfs_btree_cur *cur, struct xfs_rmap_irec *rec, void *priv) { - struct xfs_scrub_refcnt_check *refchk = priv; - struct xfs_scrub_refcnt_frag *frag; + struct xchk_refcnt_check *refchk = priv; + struct xchk_refcnt_frag *frag; xfs_agblock_t rm_last; xfs_agblock_t rc_last; int error = 0; - if (xfs_scrub_should_terminate(refchk->sc, &error)) + if (xchk_should_terminate(refchk->sc, &error)) return error; rm_last = rec->rm_startblock + rec->rm_blockcount - 1; @@ -118,7 +118,7 @@ xfs_scrub_refcountbt_rmap_check( /* Confirm that a single-owner refc extent is a CoW stage. */ if (refchk->refcount == 1 && rec->rm_owner != XFS_RMAP_OWN_COW) { - xfs_scrub_btree_xref_set_corrupt(refchk->sc, cur, 0); + xchk_btree_xref_set_corrupt(refchk->sc, cur, 0); return 0; } @@ -135,7 +135,7 @@ xfs_scrub_refcountbt_rmap_check( * is healthy each rmap_irec we see will be in agbno order * so we don't need insertion sort here. */ - frag = kmem_alloc(sizeof(struct xfs_scrub_refcnt_frag), + frag = kmem_alloc(sizeof(struct xchk_refcnt_frag), KM_MAYFAIL); if (!frag) return -ENOMEM; @@ -154,12 +154,12 @@ xfs_scrub_refcountbt_rmap_check( * we have a refcountbt error. */ STATIC void -xfs_scrub_refcountbt_process_rmap_fragments( - struct xfs_scrub_refcnt_check *refchk) +xchk_refcountbt_process_rmap_fragments( + struct xchk_refcnt_check *refchk) { struct list_head worklist; - struct xfs_scrub_refcnt_frag *frag; - struct xfs_scrub_refcnt_frag *n; + struct xchk_refcnt_frag *frag; + struct xchk_refcnt_frag *n; xfs_agblock_t bno; xfs_agblock_t rbno; xfs_agblock_t next_rbno; @@ -277,13 +277,13 @@ done: /* Use the rmap entries covering this extent to verify the refcount. */ STATIC void -xfs_scrub_refcountbt_xref_rmap( - struct xfs_scrub_context *sc, +xchk_refcountbt_xref_rmap( + struct xfs_scrub *sc, xfs_agblock_t bno, xfs_extlen_t len, xfs_nlink_t refcount) { - struct xfs_scrub_refcnt_check refchk = { + struct xchk_refcnt_check refchk = { .sc = sc, .bno = bno, .len = len, @@ -292,11 +292,11 @@ xfs_scrub_refcountbt_xref_rmap( }; struct xfs_rmap_irec low; struct xfs_rmap_irec high; - struct xfs_scrub_refcnt_frag *frag; - struct xfs_scrub_refcnt_frag *n; + struct xchk_refcnt_frag *frag; + struct xchk_refcnt_frag *n; int error; - if (!sc->sa.rmap_cur || xfs_scrub_skip_xref(sc->sm)) + if (!sc->sa.rmap_cur || xchk_skip_xref(sc->sm)) return; /* Cross-reference with the rmapbt to confirm the refcount. */ @@ -307,13 +307,13 @@ xfs_scrub_refcountbt_xref_rmap( INIT_LIST_HEAD(&refchk.fragments); error = xfs_rmap_query_range(sc->sa.rmap_cur, &low, &high, - &xfs_scrub_refcountbt_rmap_check, &refchk); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.rmap_cur)) + &xchk_refcountbt_rmap_check, &refchk); + if (!xchk_should_check_xref(sc, &error, &sc->sa.rmap_cur)) goto out_free; - xfs_scrub_refcountbt_process_rmap_fragments(&refchk); + xchk_refcountbt_process_rmap_fragments(&refchk); if (refcount != refchk.seen) - xfs_scrub_btree_xref_set_corrupt(sc, sc->sa.rmap_cur, 0); + xchk_btree_xref_set_corrupt(sc, sc->sa.rmap_cur, 0); out_free: list_for_each_entry_safe(frag, n, &refchk.fragments, list) { @@ -324,34 +324,34 @@ out_free: /* Cross-reference with the other btrees. */ STATIC void -xfs_scrub_refcountbt_xref( - struct xfs_scrub_context *sc, - xfs_agblock_t agbno, - xfs_extlen_t len, - xfs_nlink_t refcount) +xchk_refcountbt_xref( + struct xfs_scrub *sc, + xfs_agblock_t agbno, + xfs_extlen_t len, + xfs_nlink_t refcount) { if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return; - xfs_scrub_xref_is_used_space(sc, agbno, len); - xfs_scrub_xref_is_not_inode_chunk(sc, agbno, len); - xfs_scrub_refcountbt_xref_rmap(sc, agbno, len, refcount); + xchk_xref_is_used_space(sc, agbno, len); + xchk_xref_is_not_inode_chunk(sc, agbno, len); + xchk_refcountbt_xref_rmap(sc, agbno, len, refcount); } /* Scrub a refcountbt record. */ STATIC int -xfs_scrub_refcountbt_rec( - struct xfs_scrub_btree *bs, - union xfs_btree_rec *rec) +xchk_refcountbt_rec( + struct xchk_btree *bs, + union xfs_btree_rec *rec) { - struct xfs_mount *mp = bs->cur->bc_mp; - xfs_agblock_t *cow_blocks = bs->private; - xfs_agnumber_t agno = bs->cur->bc_private.a.agno; - xfs_agblock_t bno; - xfs_extlen_t len; - xfs_nlink_t refcount; - bool has_cowflag; - int error = 0; + struct xfs_mount *mp = bs->cur->bc_mp; + xfs_agblock_t *cow_blocks = bs->private; + xfs_agnumber_t agno = bs->cur->bc_private.a.agno; + xfs_agblock_t bno; + xfs_extlen_t len; + xfs_nlink_t refcount; + bool has_cowflag; + int error = 0; bno = be32_to_cpu(rec->refc.rc_startblock); len = be32_to_cpu(rec->refc.rc_blockcount); @@ -360,7 +360,7 @@ xfs_scrub_refcountbt_rec( /* Only CoW records can have refcount == 1. */ has_cowflag = (bno & XFS_REFC_COW_START); if ((refcount == 1 && !has_cowflag) || (refcount != 1 && has_cowflag)) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); if (has_cowflag) (*cow_blocks) += len; @@ -369,75 +369,75 @@ xfs_scrub_refcountbt_rec( if (bno + len <= bno || !xfs_verify_agbno(mp, agno, bno) || !xfs_verify_agbno(mp, agno, bno + len - 1)) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); if (refcount == 0) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); - xfs_scrub_refcountbt_xref(bs->sc, bno, len, refcount); + xchk_refcountbt_xref(bs->sc, bno, len, refcount); return error; } /* Make sure we have as many refc blocks as the rmap says. */ STATIC void -xfs_scrub_refcount_xref_rmap( - struct xfs_scrub_context *sc, - struct xfs_owner_info *oinfo, - xfs_filblks_t cow_blocks) +xchk_refcount_xref_rmap( + struct xfs_scrub *sc, + struct xfs_owner_info *oinfo, + xfs_filblks_t cow_blocks) { - xfs_extlen_t refcbt_blocks = 0; - xfs_filblks_t blocks; - int error; + xfs_extlen_t refcbt_blocks = 0; + xfs_filblks_t blocks; + int error; - if (!sc->sa.rmap_cur || xfs_scrub_skip_xref(sc->sm)) + if (!sc->sa.rmap_cur || xchk_skip_xref(sc->sm)) return; /* Check that we saw as many refcbt blocks as the rmap knows about. */ error = xfs_btree_count_blocks(sc->sa.refc_cur, &refcbt_blocks); - if (!xfs_scrub_btree_process_error(sc, sc->sa.refc_cur, 0, &error)) + if (!xchk_btree_process_error(sc, sc->sa.refc_cur, 0, &error)) return; - error = xfs_scrub_count_rmap_ownedby_ag(sc, sc->sa.rmap_cur, oinfo, + error = xchk_count_rmap_ownedby_ag(sc, sc->sa.rmap_cur, oinfo, &blocks); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.rmap_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.rmap_cur)) return; if (blocks != refcbt_blocks) - xfs_scrub_btree_xref_set_corrupt(sc, sc->sa.rmap_cur, 0); + xchk_btree_xref_set_corrupt(sc, sc->sa.rmap_cur, 0); /* Check that we saw as many cow blocks as the rmap knows about. */ xfs_rmap_ag_owner(oinfo, XFS_RMAP_OWN_COW); - error = xfs_scrub_count_rmap_ownedby_ag(sc, sc->sa.rmap_cur, oinfo, + error = xchk_count_rmap_ownedby_ag(sc, sc->sa.rmap_cur, oinfo, &blocks); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.rmap_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.rmap_cur)) return; if (blocks != cow_blocks) - xfs_scrub_btree_xref_set_corrupt(sc, sc->sa.rmap_cur, 0); + xchk_btree_xref_set_corrupt(sc, sc->sa.rmap_cur, 0); } /* Scrub the refcount btree for some AG. */ int -xfs_scrub_refcountbt( - struct xfs_scrub_context *sc) +xchk_refcountbt( + struct xfs_scrub *sc) { - struct xfs_owner_info oinfo; - xfs_agblock_t cow_blocks = 0; - int error; + struct xfs_owner_info oinfo; + xfs_agblock_t cow_blocks = 0; + int error; xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_REFC); - error = xfs_scrub_btree(sc, sc->sa.refc_cur, xfs_scrub_refcountbt_rec, + error = xchk_btree(sc, sc->sa.refc_cur, xchk_refcountbt_rec, &oinfo, &cow_blocks); if (error) return error; - xfs_scrub_refcount_xref_rmap(sc, &oinfo, cow_blocks); + xchk_refcount_xref_rmap(sc, &oinfo, cow_blocks); return 0; } /* xref check that a cow staging extent is marked in the refcountbt. */ void -xfs_scrub_xref_is_cow_staging( - struct xfs_scrub_context *sc, +xchk_xref_is_cow_staging( + struct xfs_scrub *sc, xfs_agblock_t agbno, xfs_extlen_t len) { @@ -446,35 +446,35 @@ xfs_scrub_xref_is_cow_staging( int has_refcount; int error; - if (!sc->sa.refc_cur || xfs_scrub_skip_xref(sc->sm)) + if (!sc->sa.refc_cur || xchk_skip_xref(sc->sm)) return; /* Find the CoW staging extent. */ error = xfs_refcount_lookup_le(sc->sa.refc_cur, agbno + XFS_REFC_COW_START, &has_refcount); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.refc_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.refc_cur)) return; if (!has_refcount) { - xfs_scrub_btree_xref_set_corrupt(sc, sc->sa.refc_cur, 0); + xchk_btree_xref_set_corrupt(sc, sc->sa.refc_cur, 0); return; } error = xfs_refcount_get_rec(sc->sa.refc_cur, &rc, &has_refcount); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.refc_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.refc_cur)) return; if (!has_refcount) { - xfs_scrub_btree_xref_set_corrupt(sc, sc->sa.refc_cur, 0); + xchk_btree_xref_set_corrupt(sc, sc->sa.refc_cur, 0); return; } /* CoW flag must be set, refcount must be 1. */ has_cowflag = (rc.rc_startblock & XFS_REFC_COW_START); if (!has_cowflag || rc.rc_refcount != 1) - xfs_scrub_btree_xref_set_corrupt(sc, sc->sa.refc_cur, 0); + xchk_btree_xref_set_corrupt(sc, sc->sa.refc_cur, 0); /* Must be at least as long as what was passed in */ if (rc.rc_blockcount < len) - xfs_scrub_btree_xref_set_corrupt(sc, sc->sa.refc_cur, 0); + xchk_btree_xref_set_corrupt(sc, sc->sa.refc_cur, 0); } /* @@ -482,20 +482,20 @@ xfs_scrub_xref_is_cow_staging( * can have multiple owners. */ void -xfs_scrub_xref_is_not_shared( - struct xfs_scrub_context *sc, - xfs_agblock_t agbno, - xfs_extlen_t len) +xchk_xref_is_not_shared( + struct xfs_scrub *sc, + xfs_agblock_t agbno, + xfs_extlen_t len) { - bool shared; - int error; + bool shared; + int error; - if (!sc->sa.refc_cur || xfs_scrub_skip_xref(sc->sm)) + if (!sc->sa.refc_cur || xchk_skip_xref(sc->sm)) return; error = xfs_refcount_has_record(sc->sa.refc_cur, agbno, len, &shared); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.refc_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.refc_cur)) return; if (shared) - xfs_scrub_btree_xref_set_corrupt(sc, sc->sa.refc_cur, 0); + xchk_btree_xref_set_corrupt(sc, sc->sa.refc_cur, 0); } diff --git a/fs/xfs/scrub/repair.c b/fs/xfs/scrub/repair.c index 326be4e8b71e..17cf48564390 100644 --- a/fs/xfs/scrub/repair.c +++ b/fs/xfs/scrub/repair.c @@ -34,6 +34,7 @@ #include "scrub/common.h" #include "scrub/trace.h" #include "scrub/repair.h" +#include "scrub/bitmap.h" /* * Attempt to repair some metadata, if the metadata is corrupt and userspace @@ -41,21 +42,21 @@ * and will set *fixed to true if it thinks it repaired anything. */ int -xfs_repair_attempt( - struct xfs_inode *ip, - struct xfs_scrub_context *sc, - bool *fixed) +xrep_attempt( + struct xfs_inode *ip, + struct xfs_scrub *sc, + bool *fixed) { - int error = 0; + int error = 0; - trace_xfs_repair_attempt(ip, sc->sm, error); + trace_xrep_attempt(ip, sc->sm, error); - xfs_scrub_ag_btcur_free(&sc->sa); + xchk_ag_btcur_free(&sc->sa); /* Repair whatever's broken. */ ASSERT(sc->ops->repair); error = sc->ops->repair(sc); - trace_xfs_repair_done(ip, sc->sm, error); + trace_xrep_done(ip, sc->sm, error); switch (error) { case 0: /* @@ -93,8 +94,8 @@ xfs_repair_attempt( * structure to track rate limiting information. */ void -xfs_repair_failure( - struct xfs_mount *mp) +xrep_failure( + struct xfs_mount *mp) { xfs_alert_ratelimited(mp, "Corruption not fixed during online repair. Unmount and run xfs_repair."); @@ -105,12 +106,12 @@ xfs_repair_failure( * given mountpoint. */ int -xfs_repair_probe( - struct xfs_scrub_context *sc) +xrep_probe( + struct xfs_scrub *sc) { - int error = 0; + int error = 0; - if (xfs_scrub_should_terminate(sc, &error)) + if (xchk_should_terminate(sc, &error)) return error; return 0; @@ -121,15 +122,18 @@ xfs_repair_probe( * the btree cursors. */ int -xfs_repair_roll_ag_trans( - struct xfs_scrub_context *sc) +xrep_roll_ag_trans( + struct xfs_scrub *sc) { - int error; + int error; /* Keep the AG header buffers locked so we can keep going. */ - xfs_trans_bhold(sc->tp, sc->sa.agi_bp); - xfs_trans_bhold(sc->tp, sc->sa.agf_bp); - xfs_trans_bhold(sc->tp, sc->sa.agfl_bp); + if (sc->sa.agi_bp) + xfs_trans_bhold(sc->tp, sc->sa.agi_bp); + if (sc->sa.agf_bp) + xfs_trans_bhold(sc->tp, sc->sa.agf_bp); + if (sc->sa.agfl_bp) + xfs_trans_bhold(sc->tp, sc->sa.agfl_bp); /* Roll the transaction. */ error = xfs_trans_roll(&sc->tp); @@ -137,9 +141,12 @@ xfs_repair_roll_ag_trans( goto out_release; /* Join AG headers to the new transaction. */ - xfs_trans_bjoin(sc->tp, sc->sa.agi_bp); - xfs_trans_bjoin(sc->tp, sc->sa.agf_bp); - xfs_trans_bjoin(sc->tp, sc->sa.agfl_bp); + if (sc->sa.agi_bp) + xfs_trans_bjoin(sc->tp, sc->sa.agi_bp); + if (sc->sa.agf_bp) + xfs_trans_bjoin(sc->tp, sc->sa.agf_bp); + if (sc->sa.agfl_bp) + xfs_trans_bjoin(sc->tp, sc->sa.agfl_bp); return 0; @@ -149,9 +156,12 @@ out_release: * buffers will be released during teardown on our way out * of the kernel. */ - xfs_trans_bhold_release(sc->tp, sc->sa.agi_bp); - xfs_trans_bhold_release(sc->tp, sc->sa.agf_bp); - xfs_trans_bhold_release(sc->tp, sc->sa.agfl_bp); + if (sc->sa.agi_bp) + xfs_trans_bhold_release(sc->tp, sc->sa.agi_bp); + if (sc->sa.agf_bp) + xfs_trans_bhold_release(sc->tp, sc->sa.agf_bp); + if (sc->sa.agfl_bp) + xfs_trans_bhold_release(sc->tp, sc->sa.agfl_bp); return error; } @@ -162,10 +172,10 @@ out_release: * in AG reservations) to construct a whole btree. */ bool -xfs_repair_ag_has_space( - struct xfs_perag *pag, - xfs_extlen_t nr_blocks, - enum xfs_ag_resv_type type) +xrep_ag_has_space( + struct xfs_perag *pag, + xfs_extlen_t nr_blocks, + enum xfs_ag_resv_type type) { return !xfs_ag_resv_critical(pag, XFS_AG_RESV_RMAPBT) && !xfs_ag_resv_critical(pag, XFS_AG_RESV_METADATA) && @@ -178,8 +188,8 @@ xfs_repair_ag_has_space( * any type of per-AG btree. */ xfs_extlen_t -xfs_repair_calc_ag_resblks( - struct xfs_scrub_context *sc) +xrep_calc_ag_resblks( + struct xfs_scrub *sc) { struct xfs_mount *mp = sc->mp; struct xfs_scrub_metadata *sm = sc->sm; @@ -231,7 +241,7 @@ xfs_repair_calc_ag_resblks( } xfs_perag_put(pag); - trace_xfs_repair_calc_ag_resblks(mp, sm->sm_agno, icount, aglen, + trace_xrep_calc_ag_resblks(mp, sm->sm_agno, icount, aglen, freelen, usedlen); /* @@ -270,7 +280,7 @@ xfs_repair_calc_ag_resblks( rmapbt_sz = 0; } - trace_xfs_repair_calc_ag_resblks_btsize(mp, sm->sm_agno, bnobt_sz, + trace_xrep_calc_ag_resblks_btsize(mp, sm->sm_agno, bnobt_sz, inobt_sz, rmapbt_sz, refcbt_sz); return max(max(bnobt_sz, inobt_sz), max(rmapbt_sz, refcbt_sz)); @@ -278,15 +288,15 @@ xfs_repair_calc_ag_resblks( /* Allocate a block in an AG. */ int -xfs_repair_alloc_ag_block( - struct xfs_scrub_context *sc, - struct xfs_owner_info *oinfo, - xfs_fsblock_t *fsbno, - enum xfs_ag_resv_type resv) +xrep_alloc_ag_block( + struct xfs_scrub *sc, + struct xfs_owner_info *oinfo, + xfs_fsblock_t *fsbno, + enum xfs_ag_resv_type resv) { - struct xfs_alloc_arg args = {0}; - xfs_agblock_t bno; - int error; + struct xfs_alloc_arg args = {0}; + xfs_agblock_t bno; + int error; switch (resv) { case XFS_AG_RESV_AGFL: @@ -329,8 +339,8 @@ xfs_repair_alloc_ag_block( /* Initialize a new AG btree root block with zero entries. */ int -xfs_repair_init_btblock( - struct xfs_scrub_context *sc, +xrep_init_btblock( + struct xfs_scrub *sc, xfs_fsblock_t fsb, struct xfs_buf **bpp, xfs_btnum_t btnum, @@ -340,7 +350,7 @@ xfs_repair_init_btblock( struct xfs_mount *mp = sc->mp; struct xfs_buf *bp; - trace_xfs_repair_init_btblock(mp, XFS_FSB_TO_AGNO(mp, fsb), + trace_xrep_init_btblock(mp, XFS_FSB_TO_AGNO(mp, fsb), XFS_FSB_TO_AGBNO(mp, fsb), btnum); ASSERT(XFS_FSB_TO_AGNO(mp, fsb) == sc->sa.agno); @@ -367,222 +377,29 @@ xfs_repair_init_btblock( * * However, that leaves the matter of removing all the metadata describing the * old broken structure. For primary metadata we use the rmap data to collect - * every extent with a matching rmap owner (exlist); we then iterate all other + * every extent with a matching rmap owner (bitmap); we then iterate all other * metadata structures with the same rmap owner to collect the extents that - * cannot be removed (sublist). We then subtract sublist from exlist to + * cannot be removed (sublist). We then subtract sublist from bitmap to * derive the blocks that were used by the old btree. These blocks can be * reaped. * * For rmapbt reconstructions we must use different tactics for extent * collection. First we iterate all primary metadata (this excludes the old * rmapbt, obviously) to generate new rmap records. The gaps in the rmap - * records are collected as exlist. The bnobt records are collected as - * sublist. As with the other btrees we subtract sublist from exlist, and the + * records are collected as bitmap. The bnobt records are collected as + * sublist. As with the other btrees we subtract sublist from bitmap, and the * result (since the rmapbt lives in the free space) are the blocks from the * old rmapbt. - */ - -/* Collect a dead btree extent for later disposal. */ -int -xfs_repair_collect_btree_extent( - struct xfs_scrub_context *sc, - struct xfs_repair_extent_list *exlist, - xfs_fsblock_t fsbno, - xfs_extlen_t len) -{ - struct xfs_repair_extent *rex; - - trace_xfs_repair_collect_btree_extent(sc->mp, - XFS_FSB_TO_AGNO(sc->mp, fsbno), - XFS_FSB_TO_AGBNO(sc->mp, fsbno), len); - - rex = kmem_alloc(sizeof(struct xfs_repair_extent), KM_MAYFAIL); - if (!rex) - return -ENOMEM; - - INIT_LIST_HEAD(&rex->list); - rex->fsbno = fsbno; - rex->len = len; - list_add_tail(&rex->list, &exlist->list); - - return 0; -} - -/* - * An error happened during the rebuild so the transaction will be cancelled. - * The fs will shut down, and the administrator has to unmount and run repair. - * Therefore, free all the memory associated with the list so we can die. - */ -void -xfs_repair_cancel_btree_extents( - struct xfs_scrub_context *sc, - struct xfs_repair_extent_list *exlist) -{ - struct xfs_repair_extent *rex; - struct xfs_repair_extent *n; - - for_each_xfs_repair_extent_safe(rex, n, exlist) { - list_del(&rex->list); - kmem_free(rex); - } -} - -/* Compare two btree extents. */ -static int -xfs_repair_btree_extent_cmp( - void *priv, - struct list_head *a, - struct list_head *b) -{ - struct xfs_repair_extent *ap; - struct xfs_repair_extent *bp; - - ap = container_of(a, struct xfs_repair_extent, list); - bp = container_of(b, struct xfs_repair_extent, list); - - if (ap->fsbno > bp->fsbno) - return 1; - if (ap->fsbno < bp->fsbno) - return -1; - return 0; -} - -/* - * Remove all the blocks mentioned in @sublist from the extents in @exlist. * - * The intent is that callers will iterate the rmapbt for all of its records - * for a given owner to generate @exlist; and iterate all the blocks of the - * metadata structures that are not being rebuilt and have the same rmapbt - * owner to generate @sublist. This routine subtracts all the extents - * mentioned in sublist from all the extents linked in @exlist, which leaves - * @exlist as the list of blocks that are not accounted for, which we assume - * are the dead blocks of the old metadata structure. The blocks mentioned in - * @exlist can be reaped. - */ -#define LEFT_ALIGNED (1 << 0) -#define RIGHT_ALIGNED (1 << 1) -int -xfs_repair_subtract_extents( - struct xfs_scrub_context *sc, - struct xfs_repair_extent_list *exlist, - struct xfs_repair_extent_list *sublist) -{ - struct list_head *lp; - struct xfs_repair_extent *ex; - struct xfs_repair_extent *newex; - struct xfs_repair_extent *subex; - xfs_fsblock_t sub_fsb; - xfs_extlen_t sub_len; - int state; - int error = 0; - - if (list_empty(&exlist->list) || list_empty(&sublist->list)) - return 0; - ASSERT(!list_empty(&sublist->list)); - - list_sort(NULL, &exlist->list, xfs_repair_btree_extent_cmp); - list_sort(NULL, &sublist->list, xfs_repair_btree_extent_cmp); - - /* - * Now that we've sorted both lists, we iterate exlist once, rolling - * forward through sublist and/or exlist as necessary until we find an - * overlap or reach the end of either list. We do not reset lp to the - * head of exlist nor do we reset subex to the head of sublist. The - * list traversal is similar to merge sort, but we're deleting - * instead. In this manner we avoid O(n^2) operations. - */ - subex = list_first_entry(&sublist->list, struct xfs_repair_extent, - list); - lp = exlist->list.next; - while (lp != &exlist->list) { - ex = list_entry(lp, struct xfs_repair_extent, list); - - /* - * Advance subex and/or ex until we find a pair that - * intersect or we run out of extents. - */ - while (subex->fsbno + subex->len <= ex->fsbno) { - if (list_is_last(&subex->list, &sublist->list)) - goto out; - subex = list_next_entry(subex, list); - } - if (subex->fsbno >= ex->fsbno + ex->len) { - lp = lp->next; - continue; - } - - /* trim subex to fit the extent we have */ - sub_fsb = subex->fsbno; - sub_len = subex->len; - if (subex->fsbno < ex->fsbno) { - sub_len -= ex->fsbno - subex->fsbno; - sub_fsb = ex->fsbno; - } - if (sub_len > ex->len) - sub_len = ex->len; - - state = 0; - if (sub_fsb == ex->fsbno) - state |= LEFT_ALIGNED; - if (sub_fsb + sub_len == ex->fsbno + ex->len) - state |= RIGHT_ALIGNED; - switch (state) { - case LEFT_ALIGNED: - /* Coincides with only the left. */ - ex->fsbno += sub_len; - ex->len -= sub_len; - break; - case RIGHT_ALIGNED: - /* Coincides with only the right. */ - ex->len -= sub_len; - lp = lp->next; - break; - case LEFT_ALIGNED | RIGHT_ALIGNED: - /* Total overlap, just delete ex. */ - lp = lp->next; - list_del(&ex->list); - kmem_free(ex); - break; - case 0: - /* - * Deleting from the middle: add the new right extent - * and then shrink the left extent. - */ - newex = kmem_alloc(sizeof(struct xfs_repair_extent), - KM_MAYFAIL); - if (!newex) { - error = -ENOMEM; - goto out; - } - INIT_LIST_HEAD(&newex->list); - newex->fsbno = sub_fsb + sub_len; - newex->len = ex->fsbno + ex->len - newex->fsbno; - list_add(&newex->list, &ex->list); - ex->len = sub_fsb - ex->fsbno; - lp = lp->next; - break; - default: - ASSERT(0); - break; - } - } - -out: - return error; -} -#undef LEFT_ALIGNED -#undef RIGHT_ALIGNED - -/* * Disposal of Blocks from Old per-AG Btrees * * Now that we've constructed a new btree to replace the damaged one, we want * to dispose of the blocks that (we think) the old btree was using. - * Previously, we used the rmapbt to collect the extents (exlist) with the + * Previously, we used the rmapbt to collect the extents (bitmap) with the * rmap owner corresponding to the tree we rebuilt, collected extents for any * blocks with the same rmap owner that are owned by another data structure - * (sublist), and subtracted sublist from exlist. In theory the extents - * remaining in exlist are the old btree's blocks. + * (sublist), and subtracted sublist from bitmap. In theory the extents + * remaining in bitmap are the old btree's blocks. * * Unfortunately, it's possible that the btree was crosslinked with other * blocks on disk. The rmap data can tell us if there are multiple owners, so @@ -598,7 +415,7 @@ out: * If there are no rmap records at all, we also free the block. If the btree * being rebuilt lives in the free space (bnobt/cntbt/rmapbt) then there isn't * supposed to be a rmap record and everything is ok. For other btrees there - * had to have been an rmap entry for the block to have ended up on @exlist, + * had to have been an rmap entry for the block to have ended up on @bitmap, * so if it's gone now there's something wrong and the fs will shut down. * * Note: If there are multiple rmap records with only the same rmap owner as @@ -611,7 +428,7 @@ out: * The caller is responsible for locking the AG headers for the entire rebuild * operation so that nothing else can sneak in and change the AG state while * we're not looking. We also assume that the caller already invalidated any - * buffers associated with @exlist. + * buffers associated with @bitmap. */ /* @@ -619,15 +436,14 @@ out: * is not intended for use with file data repairs; we have bunmapi for that. */ int -xfs_repair_invalidate_blocks( - struct xfs_scrub_context *sc, - struct xfs_repair_extent_list *exlist) +xrep_invalidate_blocks( + struct xfs_scrub *sc, + struct xfs_bitmap *bitmap) { - struct xfs_repair_extent *rex; - struct xfs_repair_extent *n; - struct xfs_buf *bp; - xfs_fsblock_t fsbno; - xfs_agblock_t i; + struct xfs_bitmap_range *bmr; + struct xfs_bitmap_range *n; + struct xfs_buf *bp; + xfs_fsblock_t fsbno; /* * For each block in each extent, see if there's an incore buffer for @@ -637,18 +453,16 @@ xfs_repair_invalidate_blocks( * because we never own those; and if we can't TRYLOCK the buffer we * assume it's owned by someone else. */ - for_each_xfs_repair_extent_safe(rex, n, exlist) { - for (fsbno = rex->fsbno, i = rex->len; i > 0; fsbno++, i--) { - /* Skip AG headers and post-EOFS blocks */ - if (!xfs_verify_fsbno(sc->mp, fsbno)) - continue; - bp = xfs_buf_incore(sc->mp->m_ddev_targp, - XFS_FSB_TO_DADDR(sc->mp, fsbno), - XFS_FSB_TO_BB(sc->mp, 1), XBF_TRYLOCK); - if (bp) { - xfs_trans_bjoin(sc->tp, bp); - xfs_trans_binval(sc->tp, bp); - } + for_each_xfs_bitmap_block(fsbno, bmr, n, bitmap) { + /* Skip AG headers and post-EOFS blocks */ + if (!xfs_verify_fsbno(sc->mp, fsbno)) + continue; + bp = xfs_buf_incore(sc->mp->m_ddev_targp, + XFS_FSB_TO_DADDR(sc->mp, fsbno), + XFS_FSB_TO_BB(sc->mp, 1), XBF_TRYLOCK); + if (bp) { + xfs_trans_bjoin(sc->tp, bp); + xfs_trans_binval(sc->tp, bp); } } @@ -657,11 +471,11 @@ xfs_repair_invalidate_blocks( /* Ensure the freelist is the correct size. */ int -xfs_repair_fix_freelist( - struct xfs_scrub_context *sc, - bool can_shrink) +xrep_fix_freelist( + struct xfs_scrub *sc, + bool can_shrink) { - struct xfs_alloc_arg args = {0}; + struct xfs_alloc_arg args = {0}; args.mp = sc->mp; args.tp = sc->tp; @@ -677,15 +491,15 @@ xfs_repair_fix_freelist( * Put a block back on the AGFL. */ STATIC int -xfs_repair_put_freelist( - struct xfs_scrub_context *sc, - xfs_agblock_t agbno) +xrep_put_freelist( + struct xfs_scrub *sc, + xfs_agblock_t agbno) { - struct xfs_owner_info oinfo; - int error; + struct xfs_owner_info oinfo; + int error; /* Make sure there's space on the freelist. */ - error = xfs_repair_fix_freelist(sc, true); + error = xrep_fix_freelist(sc, true); if (error) return error; @@ -711,20 +525,20 @@ xfs_repair_put_freelist( return 0; } -/* Dispose of a single metadata block. */ +/* Dispose of a single block. */ STATIC int -xfs_repair_dispose_btree_block( - struct xfs_scrub_context *sc, - xfs_fsblock_t fsbno, - struct xfs_owner_info *oinfo, - enum xfs_ag_resv_type resv) +xrep_reap_block( + struct xfs_scrub *sc, + xfs_fsblock_t fsbno, + struct xfs_owner_info *oinfo, + enum xfs_ag_resv_type resv) { - struct xfs_btree_cur *cur; - struct xfs_buf *agf_bp = NULL; - xfs_agnumber_t agno; - xfs_agblock_t agbno; - bool has_other_rmap; - int error; + struct xfs_btree_cur *cur; + struct xfs_buf *agf_bp = NULL; + xfs_agnumber_t agno; + xfs_agblock_t agbno; + bool has_other_rmap; + int error; agno = XFS_FSB_TO_AGNO(sc->mp, fsbno); agbno = XFS_FSB_TO_AGBNO(sc->mp, fsbno); @@ -747,9 +561,9 @@ xfs_repair_dispose_btree_block( /* Can we find any other rmappings? */ error = xfs_rmap_has_other_keys(cur, agbno, 1, oinfo, &has_other_rmap); + xfs_btree_del_cursor(cur, error); if (error) - goto out_cur; - xfs_btree_del_cursor(cur, XFS_BTREE_NOERROR); + goto out_free; /* * If there are other rmappings, this block is cross linked and must @@ -767,7 +581,7 @@ xfs_repair_dispose_btree_block( if (has_other_rmap) error = xfs_rmap_free(sc->tp, agf_bp, agno, agbno, 1, oinfo); else if (resv == XFS_AG_RESV_AGFL) - error = xfs_repair_put_freelist(sc, agbno); + error = xrep_put_freelist(sc, agbno); else error = xfs_free_extent(sc->tp, fsbno, 1, oinfo, resv); if (agf_bp != sc->sa.agf_bp) @@ -777,50 +591,43 @@ xfs_repair_dispose_btree_block( if (sc->ip) return xfs_trans_roll_inode(&sc->tp, sc->ip); - return xfs_repair_roll_ag_trans(sc); + return xrep_roll_ag_trans(sc); -out_cur: - xfs_btree_del_cursor(cur, XFS_BTREE_ERROR); +out_free: if (agf_bp != sc->sa.agf_bp) xfs_trans_brelse(sc->tp, agf_bp); return error; } -/* Dispose of btree blocks from an old per-AG btree. */ +/* Dispose of every block of every extent in the bitmap. */ int -xfs_repair_reap_btree_extents( - struct xfs_scrub_context *sc, - struct xfs_repair_extent_list *exlist, - struct xfs_owner_info *oinfo, - enum xfs_ag_resv_type type) +xrep_reap_extents( + struct xfs_scrub *sc, + struct xfs_bitmap *bitmap, + struct xfs_owner_info *oinfo, + enum xfs_ag_resv_type type) { - struct xfs_repair_extent *rex; - struct xfs_repair_extent *n; - int error = 0; + struct xfs_bitmap_range *bmr; + struct xfs_bitmap_range *n; + xfs_fsblock_t fsbno; + int error = 0; ASSERT(xfs_sb_version_hasrmapbt(&sc->mp->m_sb)); - /* Dispose of every block from the old btree. */ - for_each_xfs_repair_extent_safe(rex, n, exlist) { + for_each_xfs_bitmap_block(fsbno, bmr, n, bitmap) { ASSERT(sc->ip != NULL || - XFS_FSB_TO_AGNO(sc->mp, rex->fsbno) == sc->sa.agno); + XFS_FSB_TO_AGNO(sc->mp, fsbno) == sc->sa.agno); + trace_xrep_dispose_btree_extent(sc->mp, + XFS_FSB_TO_AGNO(sc->mp, fsbno), + XFS_FSB_TO_AGBNO(sc->mp, fsbno), 1); - trace_xfs_repair_dispose_btree_extent(sc->mp, - XFS_FSB_TO_AGNO(sc->mp, rex->fsbno), - XFS_FSB_TO_AGBNO(sc->mp, rex->fsbno), rex->len); - - for (; rex->len > 0; rex->len--, rex->fsbno++) { - error = xfs_repair_dispose_btree_block(sc, rex->fsbno, - oinfo, type); - if (error) - goto out; - } - list_del(&rex->list); - kmem_free(rex); + error = xrep_reap_block(sc, fsbno, oinfo, type); + if (error) + goto out; } out: - xfs_repair_cancel_btree_extents(sc, exlist); + xfs_bitmap_destroy(bitmap); return error; } @@ -832,12 +639,12 @@ out: * btree roots. This is not guaranteed to work if the AG is heavily damaged * or the rmap data are corrupt. * - * Callers of xfs_repair_find_ag_btree_roots must lock the AGF and AGFL + * Callers of xrep_find_ag_btree_roots must lock the AGF and AGFL * buffers if the AGF is being rebuilt; or the AGF and AGI buffers if the * AGI is being rebuilt. It must maintain these locks until it's safe for * other threads to change the btrees' shapes. The caller provides * information about the btrees to look for by passing in an array of - * xfs_repair_find_ag_btree with the (rmap owner, buf_ops, magic) fields set. + * xrep_find_ag_btree with the (rmap owner, buf_ops, magic) fields set. * The (root, height) fields will be set on return if anything is found. The * last element of the array should have a NULL buf_ops to mark the end of the * array. @@ -851,30 +658,30 @@ out: * should be the roots. */ -struct xfs_repair_findroot { - struct xfs_scrub_context *sc; +struct xrep_findroot { + struct xfs_scrub *sc; struct xfs_buf *agfl_bp; struct xfs_agf *agf; - struct xfs_repair_find_ag_btree *btree_info; + struct xrep_find_ag_btree *btree_info; }; /* See if our block is in the AGFL. */ STATIC int -xfs_repair_findroot_agfl_walk( - struct xfs_mount *mp, - xfs_agblock_t bno, - void *priv) +xrep_findroot_agfl_walk( + struct xfs_mount *mp, + xfs_agblock_t bno, + void *priv) { - xfs_agblock_t *agbno = priv; + xfs_agblock_t *agbno = priv; return (*agbno == bno) ? XFS_BTREE_QUERY_RANGE_ABORT : 0; } /* Does this block match the btree information passed in? */ STATIC int -xfs_repair_findroot_block( - struct xfs_repair_findroot *ri, - struct xfs_repair_find_ag_btree *fab, +xrep_findroot_block( + struct xrep_findroot *ri, + struct xrep_find_ag_btree *fab, uint64_t owner, xfs_agblock_t agbno, bool *found_it) @@ -895,7 +702,7 @@ xfs_repair_findroot_block( */ if (owner == XFS_RMAP_OWN_AG) { error = xfs_agfl_walk(mp, ri->agf, ri->agfl_bp, - xfs_repair_findroot_agfl_walk, &agbno); + xrep_findroot_agfl_walk, &agbno); if (error == XFS_BTREE_QUERY_RANGE_ABORT) return 0; if (error) @@ -933,7 +740,7 @@ xfs_repair_findroot_block( fab->height = xfs_btree_get_level(btblock) + 1; *found_it = true; - trace_xfs_repair_findroot_block(mp, ri->sc->sa.agno, agbno, + trace_xrep_findroot_block(mp, ri->sc->sa.agno, agbno, be32_to_cpu(btblock->bb_magic), fab->height - 1); out: xfs_trans_brelse(ri->sc->tp, bp); @@ -945,13 +752,13 @@ out: * looking for? */ STATIC int -xfs_repair_findroot_rmap( +xrep_findroot_rmap( struct xfs_btree_cur *cur, struct xfs_rmap_irec *rec, void *priv) { - struct xfs_repair_findroot *ri = priv; - struct xfs_repair_find_ag_btree *fab; + struct xrep_findroot *ri = priv; + struct xrep_find_ag_btree *fab; xfs_agblock_t b; bool found_it; int error = 0; @@ -966,7 +773,7 @@ xfs_repair_findroot_rmap( for (fab = ri->btree_info; fab->buf_ops; fab++) { if (rec->rm_owner != fab->rmap_owner) continue; - error = xfs_repair_findroot_block(ri, fab, + error = xrep_findroot_block(ri, fab, rec->rm_owner, rec->rm_startblock + b, &found_it); if (error) @@ -981,15 +788,15 @@ xfs_repair_findroot_rmap( /* Find the roots of the per-AG btrees described in btree_info. */ int -xfs_repair_find_ag_btree_roots( - struct xfs_scrub_context *sc, +xrep_find_ag_btree_roots( + struct xfs_scrub *sc, struct xfs_buf *agf_bp, - struct xfs_repair_find_ag_btree *btree_info, + struct xrep_find_ag_btree *btree_info, struct xfs_buf *agfl_bp) { struct xfs_mount *mp = sc->mp; - struct xfs_repair_findroot ri; - struct xfs_repair_find_ag_btree *fab; + struct xrep_findroot ri; + struct xrep_find_ag_btree *fab; struct xfs_btree_cur *cur; int error; @@ -1008,19 +815,19 @@ xfs_repair_find_ag_btree_roots( } cur = xfs_rmapbt_init_cursor(mp, sc->tp, agf_bp, sc->sa.agno); - error = xfs_rmap_query_all(cur, xfs_repair_findroot_rmap, &ri); - xfs_btree_del_cursor(cur, error ? XFS_BTREE_ERROR : XFS_BTREE_NOERROR); + error = xfs_rmap_query_all(cur, xrep_findroot_rmap, &ri); + xfs_btree_del_cursor(cur, error); return error; } /* Force a quotacheck the next time we mount. */ void -xfs_repair_force_quotacheck( - struct xfs_scrub_context *sc, - uint dqtype) +xrep_force_quotacheck( + struct xfs_scrub *sc, + uint dqtype) { - uint flag; + uint flag; flag = xfs_quota_chkd_flag(dqtype); if (!(flag & sc->mp->m_qflags)) @@ -1044,10 +851,10 @@ xfs_repair_force_quotacheck( * repair corruptions in the quota metadata. */ int -xfs_repair_ino_dqattach( - struct xfs_scrub_context *sc) +xrep_ino_dqattach( + struct xfs_scrub *sc) { - int error; + int error; error = xfs_qm_dqattach_locked(sc->ip, false); switch (error) { @@ -1058,11 +865,11 @@ xfs_repair_ino_dqattach( "inode %llu repair encountered quota error %d, quotacheck forced.", (unsigned long long)sc->ip->i_ino, error); if (XFS_IS_UQUOTA_ON(sc->mp) && !sc->ip->i_udquot) - xfs_repair_force_quotacheck(sc, XFS_DQ_USER); + xrep_force_quotacheck(sc, XFS_DQ_USER); if (XFS_IS_GQUOTA_ON(sc->mp) && !sc->ip->i_gdquot) - xfs_repair_force_quotacheck(sc, XFS_DQ_GROUP); + xrep_force_quotacheck(sc, XFS_DQ_GROUP); if (XFS_IS_PQUOTA_ON(sc->mp) && !sc->ip->i_pdquot) - xfs_repair_force_quotacheck(sc, XFS_DQ_PROJ); + xrep_force_quotacheck(sc, XFS_DQ_PROJ); /* fall through */ case -ESRCH: error = 0; diff --git a/fs/xfs/scrub/repair.h b/fs/xfs/scrub/repair.h index ef47826b6725..9de321eee4ab 100644 --- a/fs/xfs/scrub/repair.h +++ b/fs/xfs/scrub/repair.h @@ -6,7 +6,7 @@ #ifndef __XFS_SCRUB_REPAIR_H__ #define __XFS_SCRUB_REPAIR_H__ -static inline int xfs_repair_notsupported(struct xfs_scrub_context *sc) +static inline int xrep_notsupported(struct xfs_scrub *sc) { return -EOPNOTSUPP; } @@ -15,55 +15,26 @@ static inline int xfs_repair_notsupported(struct xfs_scrub_context *sc) /* Repair helpers */ -int xfs_repair_attempt(struct xfs_inode *ip, struct xfs_scrub_context *sc, - bool *fixed); -void xfs_repair_failure(struct xfs_mount *mp); -int xfs_repair_roll_ag_trans(struct xfs_scrub_context *sc); -bool xfs_repair_ag_has_space(struct xfs_perag *pag, xfs_extlen_t nr_blocks, +int xrep_attempt(struct xfs_inode *ip, struct xfs_scrub *sc, bool *fixed); +void xrep_failure(struct xfs_mount *mp); +int xrep_roll_ag_trans(struct xfs_scrub *sc); +bool xrep_ag_has_space(struct xfs_perag *pag, xfs_extlen_t nr_blocks, enum xfs_ag_resv_type type); -xfs_extlen_t xfs_repair_calc_ag_resblks(struct xfs_scrub_context *sc); -int xfs_repair_alloc_ag_block(struct xfs_scrub_context *sc, - struct xfs_owner_info *oinfo, xfs_fsblock_t *fsbno, - enum xfs_ag_resv_type resv); -int xfs_repair_init_btblock(struct xfs_scrub_context *sc, xfs_fsblock_t fsb, +xfs_extlen_t xrep_calc_ag_resblks(struct xfs_scrub *sc); +int xrep_alloc_ag_block(struct xfs_scrub *sc, struct xfs_owner_info *oinfo, + xfs_fsblock_t *fsbno, enum xfs_ag_resv_type resv); +int xrep_init_btblock(struct xfs_scrub *sc, xfs_fsblock_t fsb, struct xfs_buf **bpp, xfs_btnum_t btnum, const struct xfs_buf_ops *ops); -struct xfs_repair_extent { - struct list_head list; - xfs_fsblock_t fsbno; - xfs_extlen_t len; -}; - -struct xfs_repair_extent_list { - struct list_head list; -}; - -static inline void -xfs_repair_init_extent_list( - struct xfs_repair_extent_list *exlist) -{ - INIT_LIST_HEAD(&exlist->list); -} +struct xfs_bitmap; -#define for_each_xfs_repair_extent_safe(rbe, n, exlist) \ - list_for_each_entry_safe((rbe), (n), &(exlist)->list, list) -int xfs_repair_collect_btree_extent(struct xfs_scrub_context *sc, - struct xfs_repair_extent_list *btlist, xfs_fsblock_t fsbno, - xfs_extlen_t len); -void xfs_repair_cancel_btree_extents(struct xfs_scrub_context *sc, - struct xfs_repair_extent_list *btlist); -int xfs_repair_subtract_extents(struct xfs_scrub_context *sc, - struct xfs_repair_extent_list *exlist, - struct xfs_repair_extent_list *sublist); -int xfs_repair_fix_freelist(struct xfs_scrub_context *sc, bool can_shrink); -int xfs_repair_invalidate_blocks(struct xfs_scrub_context *sc, - struct xfs_repair_extent_list *btlist); -int xfs_repair_reap_btree_extents(struct xfs_scrub_context *sc, - struct xfs_repair_extent_list *exlist, +int xrep_fix_freelist(struct xfs_scrub *sc, bool can_shrink); +int xrep_invalidate_blocks(struct xfs_scrub *sc, struct xfs_bitmap *btlist); +int xrep_reap_extents(struct xfs_scrub *sc, struct xfs_bitmap *exlist, struct xfs_owner_info *oinfo, enum xfs_ag_resv_type type); -struct xfs_repair_find_ag_btree { +struct xrep_find_ag_btree { /* in: rmap owner of the btree we're looking for */ uint64_t rmap_owner; @@ -78,40 +49,44 @@ struct xfs_repair_find_ag_btree { unsigned int height; }; -int xfs_repair_find_ag_btree_roots(struct xfs_scrub_context *sc, - struct xfs_buf *agf_bp, - struct xfs_repair_find_ag_btree *btree_info, - struct xfs_buf *agfl_bp); -void xfs_repair_force_quotacheck(struct xfs_scrub_context *sc, uint dqtype); -int xfs_repair_ino_dqattach(struct xfs_scrub_context *sc); +int xrep_find_ag_btree_roots(struct xfs_scrub *sc, struct xfs_buf *agf_bp, + struct xrep_find_ag_btree *btree_info, struct xfs_buf *agfl_bp); +void xrep_force_quotacheck(struct xfs_scrub *sc, uint dqtype); +int xrep_ino_dqattach(struct xfs_scrub *sc); /* Metadata repairers */ -int xfs_repair_probe(struct xfs_scrub_context *sc); -int xfs_repair_superblock(struct xfs_scrub_context *sc); +int xrep_probe(struct xfs_scrub *sc); +int xrep_superblock(struct xfs_scrub *sc); +int xrep_agf(struct xfs_scrub *sc); +int xrep_agfl(struct xfs_scrub *sc); +int xrep_agi(struct xfs_scrub *sc); #else -static inline int xfs_repair_attempt( - struct xfs_inode *ip, - struct xfs_scrub_context *sc, - bool *fixed) +static inline int xrep_attempt( + struct xfs_inode *ip, + struct xfs_scrub *sc, + bool *fixed) { return -EOPNOTSUPP; } -static inline void xfs_repair_failure(struct xfs_mount *mp) {} +static inline void xrep_failure(struct xfs_mount *mp) {} static inline xfs_extlen_t -xfs_repair_calc_ag_resblks( - struct xfs_scrub_context *sc) +xrep_calc_ag_resblks( + struct xfs_scrub *sc) { ASSERT(!(sc->sm->sm_flags & XFS_SCRUB_IFLAG_REPAIR)); return 0; } -#define xfs_repair_probe xfs_repair_notsupported -#define xfs_repair_superblock xfs_repair_notsupported +#define xrep_probe xrep_notsupported +#define xrep_superblock xrep_notsupported +#define xrep_agf xrep_notsupported +#define xrep_agfl xrep_notsupported +#define xrep_agi xrep_notsupported #endif /* CONFIG_XFS_ONLINE_REPAIR */ diff --git a/fs/xfs/scrub/rmap.c b/fs/xfs/scrub/rmap.c index c6d763236ba7..5e293c129813 100644 --- a/fs/xfs/scrub/rmap.c +++ b/fs/xfs/scrub/rmap.c @@ -29,30 +29,30 @@ * Set us up to scrub reverse mapping btrees. */ int -xfs_scrub_setup_ag_rmapbt( - struct xfs_scrub_context *sc, - struct xfs_inode *ip) +xchk_setup_ag_rmapbt( + struct xfs_scrub *sc, + struct xfs_inode *ip) { - return xfs_scrub_setup_ag_btree(sc, ip, false); + return xchk_setup_ag_btree(sc, ip, false); } /* Reverse-mapping scrubber. */ /* Cross-reference a rmap against the refcount btree. */ STATIC void -xfs_scrub_rmapbt_xref_refc( - struct xfs_scrub_context *sc, - struct xfs_rmap_irec *irec) +xchk_rmapbt_xref_refc( + struct xfs_scrub *sc, + struct xfs_rmap_irec *irec) { - xfs_agblock_t fbno; - xfs_extlen_t flen; - bool non_inode; - bool is_bmbt; - bool is_attr; - bool is_unwritten; - int error; - - if (!sc->sa.refc_cur || xfs_scrub_skip_xref(sc->sm)) + xfs_agblock_t fbno; + xfs_extlen_t flen; + bool non_inode; + bool is_bmbt; + bool is_attr; + bool is_unwritten; + int error; + + if (!sc->sa.refc_cur || xchk_skip_xref(sc->sm)) return; non_inode = XFS_RMAP_NON_INODE_OWNER(irec->rm_owner); @@ -63,58 +63,58 @@ xfs_scrub_rmapbt_xref_refc( /* If this is shared, must be a data fork extent. */ error = xfs_refcount_find_shared(sc->sa.refc_cur, irec->rm_startblock, irec->rm_blockcount, &fbno, &flen, false); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.refc_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.refc_cur)) return; if (flen != 0 && (non_inode || is_attr || is_bmbt || is_unwritten)) - xfs_scrub_btree_xref_set_corrupt(sc, sc->sa.refc_cur, 0); + xchk_btree_xref_set_corrupt(sc, sc->sa.refc_cur, 0); } /* Cross-reference with the other btrees. */ STATIC void -xfs_scrub_rmapbt_xref( - struct xfs_scrub_context *sc, - struct xfs_rmap_irec *irec) +xchk_rmapbt_xref( + struct xfs_scrub *sc, + struct xfs_rmap_irec *irec) { - xfs_agblock_t agbno = irec->rm_startblock; - xfs_extlen_t len = irec->rm_blockcount; + xfs_agblock_t agbno = irec->rm_startblock; + xfs_extlen_t len = irec->rm_blockcount; if (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT) return; - xfs_scrub_xref_is_used_space(sc, agbno, len); + xchk_xref_is_used_space(sc, agbno, len); if (irec->rm_owner == XFS_RMAP_OWN_INODES) - xfs_scrub_xref_is_inode_chunk(sc, agbno, len); + xchk_xref_is_inode_chunk(sc, agbno, len); else - xfs_scrub_xref_is_not_inode_chunk(sc, agbno, len); + xchk_xref_is_not_inode_chunk(sc, agbno, len); if (irec->rm_owner == XFS_RMAP_OWN_COW) - xfs_scrub_xref_is_cow_staging(sc, irec->rm_startblock, + xchk_xref_is_cow_staging(sc, irec->rm_startblock, irec->rm_blockcount); else - xfs_scrub_rmapbt_xref_refc(sc, irec); + xchk_rmapbt_xref_refc(sc, irec); } /* Scrub an rmapbt record. */ STATIC int -xfs_scrub_rmapbt_rec( - struct xfs_scrub_btree *bs, - union xfs_btree_rec *rec) +xchk_rmapbt_rec( + struct xchk_btree *bs, + union xfs_btree_rec *rec) { - struct xfs_mount *mp = bs->cur->bc_mp; - struct xfs_rmap_irec irec; - xfs_agnumber_t agno = bs->cur->bc_private.a.agno; - bool non_inode; - bool is_unwritten; - bool is_bmbt; - bool is_attr; - int error; + struct xfs_mount *mp = bs->cur->bc_mp; + struct xfs_rmap_irec irec; + xfs_agnumber_t agno = bs->cur->bc_private.a.agno; + bool non_inode; + bool is_unwritten; + bool is_bmbt; + bool is_attr; + int error; error = xfs_rmap_btrec_to_irec(rec, &irec); - if (!xfs_scrub_btree_process_error(bs->sc, bs->cur, 0, &error)) + if (!xchk_btree_process_error(bs->sc, bs->cur, 0, &error)) goto out; /* Check extent. */ if (irec.rm_startblock + irec.rm_blockcount <= irec.rm_startblock) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); if (irec.rm_owner == XFS_RMAP_OWN_FS) { /* @@ -124,7 +124,7 @@ xfs_scrub_rmapbt_rec( */ if (irec.rm_startblock != 0 || irec.rm_blockcount != XFS_AGFL_BLOCK(mp) + 1) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); } else { /* * Otherwise we must point somewhere past the static metadata @@ -133,7 +133,7 @@ xfs_scrub_rmapbt_rec( if (!xfs_verify_agbno(mp, agno, irec.rm_startblock) || !xfs_verify_agbno(mp, agno, irec.rm_startblock + irec.rm_blockcount - 1)) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); } /* Check flags. */ @@ -143,105 +143,105 @@ xfs_scrub_rmapbt_rec( is_unwritten = irec.rm_flags & XFS_RMAP_UNWRITTEN; if (is_bmbt && irec.rm_offset != 0) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); if (non_inode && irec.rm_offset != 0) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); if (is_unwritten && (is_bmbt || non_inode || is_attr)) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); if (non_inode && (is_bmbt || is_unwritten || is_attr)) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); if (!non_inode) { if (!xfs_verify_ino(mp, irec.rm_owner)) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); } else { /* Non-inode owner within the magic values? */ if (irec.rm_owner <= XFS_RMAP_OWN_MIN || irec.rm_owner > XFS_RMAP_OWN_FS) - xfs_scrub_btree_set_corrupt(bs->sc, bs->cur, 0); + xchk_btree_set_corrupt(bs->sc, bs->cur, 0); } - xfs_scrub_rmapbt_xref(bs->sc, &irec); + xchk_rmapbt_xref(bs->sc, &irec); out: return error; } /* Scrub the rmap btree for some AG. */ int -xfs_scrub_rmapbt( - struct xfs_scrub_context *sc) +xchk_rmapbt( + struct xfs_scrub *sc) { - struct xfs_owner_info oinfo; + struct xfs_owner_info oinfo; xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_AG); - return xfs_scrub_btree(sc, sc->sa.rmap_cur, xfs_scrub_rmapbt_rec, + return xchk_btree(sc, sc->sa.rmap_cur, xchk_rmapbt_rec, &oinfo, NULL); } /* xref check that the extent is owned by a given owner */ static inline void -xfs_scrub_xref_check_owner( - struct xfs_scrub_context *sc, - xfs_agblock_t bno, - xfs_extlen_t len, - struct xfs_owner_info *oinfo, - bool should_have_rmap) +xchk_xref_check_owner( + struct xfs_scrub *sc, + xfs_agblock_t bno, + xfs_extlen_t len, + struct xfs_owner_info *oinfo, + bool should_have_rmap) { - bool has_rmap; - int error; + bool has_rmap; + int error; - if (!sc->sa.rmap_cur || xfs_scrub_skip_xref(sc->sm)) + if (!sc->sa.rmap_cur || xchk_skip_xref(sc->sm)) return; error = xfs_rmap_record_exists(sc->sa.rmap_cur, bno, len, oinfo, &has_rmap); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.rmap_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.rmap_cur)) return; if (has_rmap != should_have_rmap) - xfs_scrub_btree_xref_set_corrupt(sc, sc->sa.rmap_cur, 0); + xchk_btree_xref_set_corrupt(sc, sc->sa.rmap_cur, 0); } /* xref check that the extent is owned by a given owner */ void -xfs_scrub_xref_is_owned_by( - struct xfs_scrub_context *sc, - xfs_agblock_t bno, - xfs_extlen_t len, - struct xfs_owner_info *oinfo) +xchk_xref_is_owned_by( + struct xfs_scrub *sc, + xfs_agblock_t bno, + xfs_extlen_t len, + struct xfs_owner_info *oinfo) { - xfs_scrub_xref_check_owner(sc, bno, len, oinfo, true); + xchk_xref_check_owner(sc, bno, len, oinfo, true); } /* xref check that the extent is not owned by a given owner */ void -xfs_scrub_xref_is_not_owned_by( - struct xfs_scrub_context *sc, - xfs_agblock_t bno, - xfs_extlen_t len, - struct xfs_owner_info *oinfo) +xchk_xref_is_not_owned_by( + struct xfs_scrub *sc, + xfs_agblock_t bno, + xfs_extlen_t len, + struct xfs_owner_info *oinfo) { - xfs_scrub_xref_check_owner(sc, bno, len, oinfo, false); + xchk_xref_check_owner(sc, bno, len, oinfo, false); } /* xref check that the extent has no reverse mapping at all */ void -xfs_scrub_xref_has_no_owner( - struct xfs_scrub_context *sc, - xfs_agblock_t bno, - xfs_extlen_t len) +xchk_xref_has_no_owner( + struct xfs_scrub *sc, + xfs_agblock_t bno, + xfs_extlen_t len) { - bool has_rmap; - int error; + bool has_rmap; + int error; - if (!sc->sa.rmap_cur || xfs_scrub_skip_xref(sc->sm)) + if (!sc->sa.rmap_cur || xchk_skip_xref(sc->sm)) return; error = xfs_rmap_has_record(sc->sa.rmap_cur, bno, len, &has_rmap); - if (!xfs_scrub_should_check_xref(sc, &error, &sc->sa.rmap_cur)) + if (!xchk_should_check_xref(sc, &error, &sc->sa.rmap_cur)) return; if (has_rmap) - xfs_scrub_btree_xref_set_corrupt(sc, sc->sa.rmap_cur, 0); + xchk_btree_xref_set_corrupt(sc, sc->sa.rmap_cur, 0); } diff --git a/fs/xfs/scrub/rtbitmap.c b/fs/xfs/scrub/rtbitmap.c index 1f86e02a07ca..665d4bbb17cc 100644 --- a/fs/xfs/scrub/rtbitmap.c +++ b/fs/xfs/scrub/rtbitmap.c @@ -25,13 +25,13 @@ /* Set us up with the realtime metadata locked. */ int -xfs_scrub_setup_rt( - struct xfs_scrub_context *sc, - struct xfs_inode *ip) +xchk_setup_rt( + struct xfs_scrub *sc, + struct xfs_inode *ip) { - int error; + int error; - error = xfs_scrub_setup_fs(sc, ip); + error = xchk_setup_fs(sc, ip); if (error) return error; @@ -46,14 +46,14 @@ xfs_scrub_setup_rt( /* Scrub a free extent record from the realtime bitmap. */ STATIC int -xfs_scrub_rtbitmap_rec( - struct xfs_trans *tp, - struct xfs_rtalloc_rec *rec, - void *priv) +xchk_rtbitmap_rec( + struct xfs_trans *tp, + struct xfs_rtalloc_rec *rec, + void *priv) { - struct xfs_scrub_context *sc = priv; - xfs_rtblock_t startblock; - xfs_rtblock_t blockcount; + struct xfs_scrub *sc = priv; + xfs_rtblock_t startblock; + xfs_rtblock_t blockcount; startblock = rec->ar_startext * tp->t_mountp->m_sb.sb_rextsize; blockcount = rec->ar_extcount * tp->t_mountp->m_sb.sb_rextsize; @@ -61,24 +61,24 @@ xfs_scrub_rtbitmap_rec( if (startblock + blockcount <= startblock || !xfs_verify_rtbno(sc->mp, startblock) || !xfs_verify_rtbno(sc->mp, startblock + blockcount - 1)) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); return 0; } /* Scrub the realtime bitmap. */ int -xfs_scrub_rtbitmap( - struct xfs_scrub_context *sc) +xchk_rtbitmap( + struct xfs_scrub *sc) { - int error; + int error; /* Invoke the fork scrubber. */ - error = xfs_scrub_metadata_inode_forks(sc); + error = xchk_metadata_inode_forks(sc); if (error || (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT)) return error; - error = xfs_rtalloc_query_all(sc->tp, xfs_scrub_rtbitmap_rec, sc); - if (!xfs_scrub_fblock_process_error(sc, XFS_DATA_FORK, 0, &error)) + error = xfs_rtalloc_query_all(sc->tp, xchk_rtbitmap_rec, sc); + if (!xchk_fblock_process_error(sc, XFS_DATA_FORK, 0, &error)) goto out; out: @@ -87,13 +87,13 @@ out: /* Scrub the realtime summary. */ int -xfs_scrub_rtsummary( - struct xfs_scrub_context *sc) +xchk_rtsummary( + struct xfs_scrub *sc) { - struct xfs_inode *rsumip = sc->mp->m_rsumip; - struct xfs_inode *old_ip = sc->ip; - uint old_ilock_flags = sc->ilock_flags; - int error = 0; + struct xfs_inode *rsumip = sc->mp->m_rsumip; + struct xfs_inode *old_ip = sc->ip; + uint old_ilock_flags = sc->ilock_flags; + int error = 0; /* * We ILOCK'd the rt bitmap ip in the setup routine, now lock the @@ -107,12 +107,12 @@ xfs_scrub_rtsummary( xfs_ilock(sc->ip, sc->ilock_flags); /* Invoke the fork scrubber. */ - error = xfs_scrub_metadata_inode_forks(sc); + error = xchk_metadata_inode_forks(sc); if (error || (sc->sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT)) goto out; /* XXX: implement this some day */ - xfs_scrub_set_incomplete(sc); + xchk_set_incomplete(sc); out: /* Switch back to the rtbitmap inode and lock flags. */ xfs_iunlock(sc->ip, sc->ilock_flags); @@ -124,18 +124,18 @@ out: /* xref check that the extent is not free in the rtbitmap */ void -xfs_scrub_xref_is_used_rt_space( - struct xfs_scrub_context *sc, - xfs_rtblock_t fsbno, - xfs_extlen_t len) +xchk_xref_is_used_rt_space( + struct xfs_scrub *sc, + xfs_rtblock_t fsbno, + xfs_extlen_t len) { - xfs_rtblock_t startext; - xfs_rtblock_t endext; - xfs_rtblock_t extcount; - bool is_free; - int error; + xfs_rtblock_t startext; + xfs_rtblock_t endext; + xfs_rtblock_t extcount; + bool is_free; + int error; - if (xfs_scrub_skip_xref(sc->sm)) + if (xchk_skip_xref(sc->sm)) return; startext = fsbno; @@ -147,10 +147,10 @@ xfs_scrub_xref_is_used_rt_space( xfs_ilock(sc->mp->m_rbmip, XFS_ILOCK_SHARED | XFS_ILOCK_RTBITMAP); error = xfs_rtalloc_extent_is_free(sc->mp, sc->tp, startext, extcount, &is_free); - if (!xfs_scrub_should_check_xref(sc, &error, NULL)) + if (!xchk_should_check_xref(sc, &error, NULL)) goto out_unlock; if (is_free) - xfs_scrub_ino_xref_set_corrupt(sc, sc->mp->m_rbmip->i_ino); + xchk_ino_xref_set_corrupt(sc, sc->mp->m_rbmip->i_ino); out_unlock: xfs_iunlock(sc->mp->m_rbmip, XFS_ILOCK_SHARED | XFS_ILOCK_RTBITMAP); } diff --git a/fs/xfs/scrub/scrub.c b/fs/xfs/scrub/scrub.c index 58ae76b3a421..4bfae1e61d30 100644 --- a/fs/xfs/scrub/scrub.c +++ b/fs/xfs/scrub/scrub.c @@ -131,6 +131,12 @@ * optimize the structure so that the rebuild knows what to do. The * second check evaluates the completeness of the repair; that is what * is reported to userspace. + * + * A quick note on symbol prefixes: + * - "xfs_" are general XFS symbols. + * - "xchk_" are symbols related to metadata checking. + * - "xrep_" are symbols related to metadata repair. + * - "xfs_scrub_" are symbols that tie online fsck to the rest of XFS. */ /* @@ -144,12 +150,12 @@ * supported by the running kernel. */ static int -xfs_scrub_probe( - struct xfs_scrub_context *sc) +xchk_probe( + struct xfs_scrub *sc) { - int error = 0; + int error = 0; - if (xfs_scrub_should_terminate(sc, &error)) + if (xchk_should_terminate(sc, &error)) return error; return 0; @@ -159,12 +165,12 @@ xfs_scrub_probe( /* Free all the resources and finish the transactions. */ STATIC int -xfs_scrub_teardown( - struct xfs_scrub_context *sc, - struct xfs_inode *ip_in, - int error) +xchk_teardown( + struct xfs_scrub *sc, + struct xfs_inode *ip_in, + int error) { - xfs_scrub_ag_free(sc, &sc->sa); + xchk_ag_free(sc, &sc->sa); if (sc->tp) { if (error == 0 && (sc->sm->sm_flags & XFS_SCRUB_IFLAG_REPAIR)) error = xfs_trans_commit(sc->tp); @@ -177,7 +183,7 @@ xfs_scrub_teardown( xfs_iunlock(sc->ip, sc->ilock_flags); if (sc->ip != ip_in && !xfs_internal_inum(sc->mp, sc->ip->i_ino)) - iput(VFS_I(sc->ip)); + xfs_irele(sc->ip); sc->ip = NULL; } if (sc->has_quotaofflock) @@ -191,165 +197,165 @@ xfs_scrub_teardown( /* Scrubbing dispatch. */ -static const struct xfs_scrub_meta_ops meta_scrub_ops[] = { +static const struct xchk_meta_ops meta_scrub_ops[] = { [XFS_SCRUB_TYPE_PROBE] = { /* ioctl presence test */ .type = ST_NONE, - .setup = xfs_scrub_setup_fs, - .scrub = xfs_scrub_probe, - .repair = xfs_repair_probe, + .setup = xchk_setup_fs, + .scrub = xchk_probe, + .repair = xrep_probe, }, [XFS_SCRUB_TYPE_SB] = { /* superblock */ .type = ST_PERAG, - .setup = xfs_scrub_setup_fs, - .scrub = xfs_scrub_superblock, - .repair = xfs_repair_superblock, + .setup = xchk_setup_fs, + .scrub = xchk_superblock, + .repair = xrep_superblock, }, [XFS_SCRUB_TYPE_AGF] = { /* agf */ .type = ST_PERAG, - .setup = xfs_scrub_setup_fs, - .scrub = xfs_scrub_agf, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_fs, + .scrub = xchk_agf, + .repair = xrep_agf, }, [XFS_SCRUB_TYPE_AGFL]= { /* agfl */ .type = ST_PERAG, - .setup = xfs_scrub_setup_fs, - .scrub = xfs_scrub_agfl, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_fs, + .scrub = xchk_agfl, + .repair = xrep_agfl, }, [XFS_SCRUB_TYPE_AGI] = { /* agi */ .type = ST_PERAG, - .setup = xfs_scrub_setup_fs, - .scrub = xfs_scrub_agi, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_fs, + .scrub = xchk_agi, + .repair = xrep_agi, }, [XFS_SCRUB_TYPE_BNOBT] = { /* bnobt */ .type = ST_PERAG, - .setup = xfs_scrub_setup_ag_allocbt, - .scrub = xfs_scrub_bnobt, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_ag_allocbt, + .scrub = xchk_bnobt, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_CNTBT] = { /* cntbt */ .type = ST_PERAG, - .setup = xfs_scrub_setup_ag_allocbt, - .scrub = xfs_scrub_cntbt, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_ag_allocbt, + .scrub = xchk_cntbt, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_INOBT] = { /* inobt */ .type = ST_PERAG, - .setup = xfs_scrub_setup_ag_iallocbt, - .scrub = xfs_scrub_inobt, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_ag_iallocbt, + .scrub = xchk_inobt, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_FINOBT] = { /* finobt */ .type = ST_PERAG, - .setup = xfs_scrub_setup_ag_iallocbt, - .scrub = xfs_scrub_finobt, + .setup = xchk_setup_ag_iallocbt, + .scrub = xchk_finobt, .has = xfs_sb_version_hasfinobt, - .repair = xfs_repair_notsupported, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_RMAPBT] = { /* rmapbt */ .type = ST_PERAG, - .setup = xfs_scrub_setup_ag_rmapbt, - .scrub = xfs_scrub_rmapbt, + .setup = xchk_setup_ag_rmapbt, + .scrub = xchk_rmapbt, .has = xfs_sb_version_hasrmapbt, - .repair = xfs_repair_notsupported, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_REFCNTBT] = { /* refcountbt */ .type = ST_PERAG, - .setup = xfs_scrub_setup_ag_refcountbt, - .scrub = xfs_scrub_refcountbt, + .setup = xchk_setup_ag_refcountbt, + .scrub = xchk_refcountbt, .has = xfs_sb_version_hasreflink, - .repair = xfs_repair_notsupported, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_INODE] = { /* inode record */ .type = ST_INODE, - .setup = xfs_scrub_setup_inode, - .scrub = xfs_scrub_inode, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_inode, + .scrub = xchk_inode, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_BMBTD] = { /* inode data fork */ .type = ST_INODE, - .setup = xfs_scrub_setup_inode_bmap, - .scrub = xfs_scrub_bmap_data, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_inode_bmap, + .scrub = xchk_bmap_data, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_BMBTA] = { /* inode attr fork */ .type = ST_INODE, - .setup = xfs_scrub_setup_inode_bmap, - .scrub = xfs_scrub_bmap_attr, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_inode_bmap, + .scrub = xchk_bmap_attr, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_BMBTC] = { /* inode CoW fork */ .type = ST_INODE, - .setup = xfs_scrub_setup_inode_bmap, - .scrub = xfs_scrub_bmap_cow, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_inode_bmap, + .scrub = xchk_bmap_cow, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_DIR] = { /* directory */ .type = ST_INODE, - .setup = xfs_scrub_setup_directory, - .scrub = xfs_scrub_directory, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_directory, + .scrub = xchk_directory, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_XATTR] = { /* extended attributes */ .type = ST_INODE, - .setup = xfs_scrub_setup_xattr, - .scrub = xfs_scrub_xattr, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_xattr, + .scrub = xchk_xattr, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_SYMLINK] = { /* symbolic link */ .type = ST_INODE, - .setup = xfs_scrub_setup_symlink, - .scrub = xfs_scrub_symlink, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_symlink, + .scrub = xchk_symlink, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_PARENT] = { /* parent pointers */ .type = ST_INODE, - .setup = xfs_scrub_setup_parent, - .scrub = xfs_scrub_parent, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_parent, + .scrub = xchk_parent, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_RTBITMAP] = { /* realtime bitmap */ .type = ST_FS, - .setup = xfs_scrub_setup_rt, - .scrub = xfs_scrub_rtbitmap, + .setup = xchk_setup_rt, + .scrub = xchk_rtbitmap, .has = xfs_sb_version_hasrealtime, - .repair = xfs_repair_notsupported, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_RTSUM] = { /* realtime summary */ .type = ST_FS, - .setup = xfs_scrub_setup_rt, - .scrub = xfs_scrub_rtsummary, + .setup = xchk_setup_rt, + .scrub = xchk_rtsummary, .has = xfs_sb_version_hasrealtime, - .repair = xfs_repair_notsupported, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_UQUOTA] = { /* user quota */ .type = ST_FS, - .setup = xfs_scrub_setup_quota, - .scrub = xfs_scrub_quota, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_quota, + .scrub = xchk_quota, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_GQUOTA] = { /* group quota */ .type = ST_FS, - .setup = xfs_scrub_setup_quota, - .scrub = xfs_scrub_quota, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_quota, + .scrub = xchk_quota, + .repair = xrep_notsupported, }, [XFS_SCRUB_TYPE_PQUOTA] = { /* project quota */ .type = ST_FS, - .setup = xfs_scrub_setup_quota, - .scrub = xfs_scrub_quota, - .repair = xfs_repair_notsupported, + .setup = xchk_setup_quota, + .scrub = xchk_quota, + .repair = xrep_notsupported, }, }; /* This isn't a stable feature, warn once per day. */ static inline void -xfs_scrub_experimental_warning( +xchk_experimental_warning( struct xfs_mount *mp) { static struct ratelimit_state scrub_warning = RATELIMIT_STATE_INIT( - "xfs_scrub_warning", 86400 * HZ, 1); + "xchk_warning", 86400 * HZ, 1); ratelimit_set_flags(&scrub_warning, RATELIMIT_MSG_ON_RELEASE); if (__ratelimit(&scrub_warning)) @@ -358,12 +364,12 @@ xfs_scrub_experimental_warning( } static int -xfs_scrub_validate_inputs( +xchk_validate_inputs( struct xfs_mount *mp, struct xfs_scrub_metadata *sm) { int error; - const struct xfs_scrub_meta_ops *ops; + const struct xchk_meta_ops *ops; error = -EINVAL; /* Check our inputs. */ @@ -441,7 +447,7 @@ out: } #ifdef CONFIG_XFS_ONLINE_REPAIR -static inline void xfs_scrub_postmortem(struct xfs_scrub_context *sc) +static inline void xchk_postmortem(struct xfs_scrub *sc) { /* * Userspace asked us to repair something, we repaired it, rescanned @@ -451,10 +457,10 @@ static inline void xfs_scrub_postmortem(struct xfs_scrub_context *sc) if ((sc->sm->sm_flags & XFS_SCRUB_IFLAG_REPAIR) && (sc->sm->sm_flags & (XFS_SCRUB_OFLAG_CORRUPT | XFS_SCRUB_OFLAG_XCORRUPT))) - xfs_repair_failure(sc->mp); + xrep_failure(sc->mp); } #else -static inline void xfs_scrub_postmortem(struct xfs_scrub_context *sc) +static inline void xchk_postmortem(struct xfs_scrub *sc) { /* * Userspace asked us to scrub something, it's broken, and we have no @@ -473,16 +479,16 @@ xfs_scrub_metadata( struct xfs_inode *ip, struct xfs_scrub_metadata *sm) { - struct xfs_scrub_context sc; + struct xfs_scrub sc; struct xfs_mount *mp = ip->i_mount; bool try_harder = false; bool already_fixed = false; int error = 0; BUILD_BUG_ON(sizeof(meta_scrub_ops) != - (sizeof(struct xfs_scrub_meta_ops) * XFS_SCRUB_TYPE_NR)); + (sizeof(struct xchk_meta_ops) * XFS_SCRUB_TYPE_NR)); - trace_xfs_scrub_start(ip, sm, error); + trace_xchk_start(ip, sm, error); /* Forbidden if we are shut down or mounted norecovery. */ error = -ESHUTDOWN; @@ -492,11 +498,11 @@ xfs_scrub_metadata( if (mp->m_flags & XFS_MOUNT_NORECOVERY) goto out; - error = xfs_scrub_validate_inputs(mp, sm); + error = xchk_validate_inputs(mp, sm); if (error) goto out; - xfs_scrub_experimental_warning(mp); + xchk_experimental_warning(mp); retry_op: /* Set up for the operation. */ @@ -518,7 +524,7 @@ retry_op: * Tear down everything we hold, then set up again with * preparation for worst-case scenarios. */ - error = xfs_scrub_teardown(&sc, ip, 0); + error = xchk_teardown(&sc, ip, 0); if (error) goto out; try_harder = true; @@ -549,13 +555,13 @@ retry_op: * If it's broken, userspace wants us to fix it, and we haven't * already tried to fix it, then attempt a repair. */ - error = xfs_repair_attempt(ip, &sc, &already_fixed); + error = xrep_attempt(ip, &sc, &already_fixed); if (error == -EAGAIN) { if (sc.try_harder) try_harder = true; - error = xfs_scrub_teardown(&sc, ip, 0); + error = xchk_teardown(&sc, ip, 0); if (error) { - xfs_repair_failure(mp); + xrep_failure(mp); goto out; } goto retry_op; @@ -563,11 +569,11 @@ retry_op: } out_nofix: - xfs_scrub_postmortem(&sc); + xchk_postmortem(&sc); out_teardown: - error = xfs_scrub_teardown(&sc, ip, error); + error = xchk_teardown(&sc, ip, error); out: - trace_xfs_scrub_done(ip, sm, error); + trace_xchk_done(ip, sm, error); if (error == -EFSCORRUPTED || error == -EFSBADCRC) { sm->sm_flags |= XFS_SCRUB_OFLAG_CORRUPT; error = 0; diff --git a/fs/xfs/scrub/scrub.h b/fs/xfs/scrub/scrub.h index b295edd5fc0e..af323b229c4b 100644 --- a/fs/xfs/scrub/scrub.h +++ b/fs/xfs/scrub/scrub.h @@ -6,58 +6,58 @@ #ifndef __XFS_SCRUB_SCRUB_H__ #define __XFS_SCRUB_SCRUB_H__ -struct xfs_scrub_context; +struct xfs_scrub; /* Type info and names for the scrub types. */ -enum xfs_scrub_type { +enum xchk_type { ST_NONE = 1, /* disabled */ ST_PERAG, /* per-AG metadata */ ST_FS, /* per-FS metadata */ ST_INODE, /* per-inode metadata */ }; -struct xfs_scrub_meta_ops { +struct xchk_meta_ops { /* Acquire whatever resources are needed for the operation. */ - int (*setup)(struct xfs_scrub_context *, + int (*setup)(struct xfs_scrub *, struct xfs_inode *); /* Examine metadata for errors. */ - int (*scrub)(struct xfs_scrub_context *); + int (*scrub)(struct xfs_scrub *); /* Repair or optimize the metadata. */ - int (*repair)(struct xfs_scrub_context *); + int (*repair)(struct xfs_scrub *); /* Decide if we even have this piece of metadata. */ bool (*has)(struct xfs_sb *); /* type describing required/allowed inputs */ - enum xfs_scrub_type type; + enum xchk_type type; }; /* Buffer pointers and btree cursors for an entire AG. */ -struct xfs_scrub_ag { - xfs_agnumber_t agno; - struct xfs_perag *pag; +struct xchk_ag { + xfs_agnumber_t agno; + struct xfs_perag *pag; /* AG btree roots */ - struct xfs_buf *agf_bp; - struct xfs_buf *agfl_bp; - struct xfs_buf *agi_bp; + struct xfs_buf *agf_bp; + struct xfs_buf *agfl_bp; + struct xfs_buf *agi_bp; /* AG btrees */ - struct xfs_btree_cur *bno_cur; - struct xfs_btree_cur *cnt_cur; - struct xfs_btree_cur *ino_cur; - struct xfs_btree_cur *fino_cur; - struct xfs_btree_cur *rmap_cur; - struct xfs_btree_cur *refc_cur; + struct xfs_btree_cur *bno_cur; + struct xfs_btree_cur *cnt_cur; + struct xfs_btree_cur *ino_cur; + struct xfs_btree_cur *fino_cur; + struct xfs_btree_cur *rmap_cur; + struct xfs_btree_cur *refc_cur; }; -struct xfs_scrub_context { +struct xfs_scrub { /* General scrub state. */ struct xfs_mount *mp; struct xfs_scrub_metadata *sm; - const struct xfs_scrub_meta_ops *ops; + const struct xchk_meta_ops *ops; struct xfs_trans *tp; struct xfs_inode *ip; void *buf; @@ -66,78 +66,76 @@ struct xfs_scrub_context { bool has_quotaofflock; /* State tracking for single-AG operations. */ - struct xfs_scrub_ag sa; + struct xchk_ag sa; }; /* Metadata scrubbers */ -int xfs_scrub_tester(struct xfs_scrub_context *sc); -int xfs_scrub_superblock(struct xfs_scrub_context *sc); -int xfs_scrub_agf(struct xfs_scrub_context *sc); -int xfs_scrub_agfl(struct xfs_scrub_context *sc); -int xfs_scrub_agi(struct xfs_scrub_context *sc); -int xfs_scrub_bnobt(struct xfs_scrub_context *sc); -int xfs_scrub_cntbt(struct xfs_scrub_context *sc); -int xfs_scrub_inobt(struct xfs_scrub_context *sc); -int xfs_scrub_finobt(struct xfs_scrub_context *sc); -int xfs_scrub_rmapbt(struct xfs_scrub_context *sc); -int xfs_scrub_refcountbt(struct xfs_scrub_context *sc); -int xfs_scrub_inode(struct xfs_scrub_context *sc); -int xfs_scrub_bmap_data(struct xfs_scrub_context *sc); -int xfs_scrub_bmap_attr(struct xfs_scrub_context *sc); -int xfs_scrub_bmap_cow(struct xfs_scrub_context *sc); -int xfs_scrub_directory(struct xfs_scrub_context *sc); -int xfs_scrub_xattr(struct xfs_scrub_context *sc); -int xfs_scrub_symlink(struct xfs_scrub_context *sc); -int xfs_scrub_parent(struct xfs_scrub_context *sc); +int xchk_tester(struct xfs_scrub *sc); +int xchk_superblock(struct xfs_scrub *sc); +int xchk_agf(struct xfs_scrub *sc); +int xchk_agfl(struct xfs_scrub *sc); +int xchk_agi(struct xfs_scrub *sc); +int xchk_bnobt(struct xfs_scrub *sc); +int xchk_cntbt(struct xfs_scrub *sc); +int xchk_inobt(struct xfs_scrub *sc); +int xchk_finobt(struct xfs_scrub *sc); +int xchk_rmapbt(struct xfs_scrub *sc); +int xchk_refcountbt(struct xfs_scrub *sc); +int xchk_inode(struct xfs_scrub *sc); +int xchk_bmap_data(struct xfs_scrub *sc); +int xchk_bmap_attr(struct xfs_scrub *sc); +int xchk_bmap_cow(struct xfs_scrub *sc); +int xchk_directory(struct xfs_scrub *sc); +int xchk_xattr(struct xfs_scrub *sc); +int xchk_symlink(struct xfs_scrub *sc); +int xchk_parent(struct xfs_scrub *sc); #ifdef CONFIG_XFS_RT -int xfs_scrub_rtbitmap(struct xfs_scrub_context *sc); -int xfs_scrub_rtsummary(struct xfs_scrub_context *sc); +int xchk_rtbitmap(struct xfs_scrub *sc); +int xchk_rtsummary(struct xfs_scrub *sc); #else static inline int -xfs_scrub_rtbitmap(struct xfs_scrub_context *sc) +xchk_rtbitmap(struct xfs_scrub *sc) { return -ENOENT; } static inline int -xfs_scrub_rtsummary(struct xfs_scrub_context *sc) +xchk_rtsummary(struct xfs_scrub *sc) { return -ENOENT; } #endif #ifdef CONFIG_XFS_QUOTA -int xfs_scrub_quota(struct xfs_scrub_context *sc); +int xchk_quota(struct xfs_scrub *sc); #else static inline int -xfs_scrub_quota(struct xfs_scrub_context *sc) +xchk_quota(struct xfs_scrub *sc) { return -ENOENT; } #endif /* cross-referencing helpers */ -void xfs_scrub_xref_is_used_space(struct xfs_scrub_context *sc, - xfs_agblock_t agbno, xfs_extlen_t len); -void xfs_scrub_xref_is_not_inode_chunk(struct xfs_scrub_context *sc, - xfs_agblock_t agbno, xfs_extlen_t len); -void xfs_scrub_xref_is_inode_chunk(struct xfs_scrub_context *sc, - xfs_agblock_t agbno, xfs_extlen_t len); -void xfs_scrub_xref_is_owned_by(struct xfs_scrub_context *sc, - xfs_agblock_t agbno, xfs_extlen_t len, - struct xfs_owner_info *oinfo); -void xfs_scrub_xref_is_not_owned_by(struct xfs_scrub_context *sc, - xfs_agblock_t agbno, xfs_extlen_t len, - struct xfs_owner_info *oinfo); -void xfs_scrub_xref_has_no_owner(struct xfs_scrub_context *sc, - xfs_agblock_t agbno, xfs_extlen_t len); -void xfs_scrub_xref_is_cow_staging(struct xfs_scrub_context *sc, - xfs_agblock_t bno, xfs_extlen_t len); -void xfs_scrub_xref_is_not_shared(struct xfs_scrub_context *sc, - xfs_agblock_t bno, xfs_extlen_t len); +void xchk_xref_is_used_space(struct xfs_scrub *sc, xfs_agblock_t agbno, + xfs_extlen_t len); +void xchk_xref_is_not_inode_chunk(struct xfs_scrub *sc, xfs_agblock_t agbno, + xfs_extlen_t len); +void xchk_xref_is_inode_chunk(struct xfs_scrub *sc, xfs_agblock_t agbno, + xfs_extlen_t len); +void xchk_xref_is_owned_by(struct xfs_scrub *sc, xfs_agblock_t agbno, + xfs_extlen_t len, struct xfs_owner_info *oinfo); +void xchk_xref_is_not_owned_by(struct xfs_scrub *sc, xfs_agblock_t agbno, + xfs_extlen_t len, struct xfs_owner_info *oinfo); +void xchk_xref_has_no_owner(struct xfs_scrub *sc, xfs_agblock_t agbno, + xfs_extlen_t len); +void xchk_xref_is_cow_staging(struct xfs_scrub *sc, xfs_agblock_t bno, + xfs_extlen_t len); +void xchk_xref_is_not_shared(struct xfs_scrub *sc, xfs_agblock_t bno, + xfs_extlen_t len); #ifdef CONFIG_XFS_RT -void xfs_scrub_xref_is_used_rt_space(struct xfs_scrub_context *sc, - xfs_rtblock_t rtbno, xfs_extlen_t len); +void xchk_xref_is_used_rt_space(struct xfs_scrub *sc, xfs_rtblock_t rtbno, + xfs_extlen_t len); #else -# define xfs_scrub_xref_is_used_rt_space(sc, rtbno, len) do { } while (0) +# define xchk_xref_is_used_rt_space(sc, rtbno, len) do { } while (0) #endif #endif /* __XFS_SCRUB_SCRUB_H__ */ diff --git a/fs/xfs/scrub/symlink.c b/fs/xfs/scrub/symlink.c index 570a89812116..f7ebaa946999 100644 --- a/fs/xfs/scrub/symlink.c +++ b/fs/xfs/scrub/symlink.c @@ -25,28 +25,28 @@ /* Set us up to scrub a symbolic link. */ int -xfs_scrub_setup_symlink( - struct xfs_scrub_context *sc, - struct xfs_inode *ip) +xchk_setup_symlink( + struct xfs_scrub *sc, + struct xfs_inode *ip) { /* Allocate the buffer without the inode lock held. */ sc->buf = kmem_zalloc_large(XFS_SYMLINK_MAXLEN + 1, KM_SLEEP); if (!sc->buf) return -ENOMEM; - return xfs_scrub_setup_inode_contents(sc, ip, 0); + return xchk_setup_inode_contents(sc, ip, 0); } /* Symbolic links. */ int -xfs_scrub_symlink( - struct xfs_scrub_context *sc) +xchk_symlink( + struct xfs_scrub *sc) { - struct xfs_inode *ip = sc->ip; - struct xfs_ifork *ifp; - loff_t len; - int error = 0; + struct xfs_inode *ip = sc->ip; + struct xfs_ifork *ifp; + loff_t len; + int error = 0; if (!S_ISLNK(VFS_I(ip)->i_mode)) return -ENOENT; @@ -55,7 +55,7 @@ xfs_scrub_symlink( /* Plausible size? */ if (len > XFS_SYMLINK_MAXLEN || len <= 0) { - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); goto out; } @@ -63,16 +63,16 @@ xfs_scrub_symlink( if (ifp->if_flags & XFS_IFINLINE) { if (len > XFS_IFORK_DSIZE(ip) || len > strnlen(ifp->if_u1.if_data, XFS_IFORK_DSIZE(ip))) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); goto out; } /* Remote symlink; must read the contents. */ error = xfs_readlink_bmap_ilocked(sc->ip, sc->buf); - if (!xfs_scrub_fblock_process_error(sc, XFS_DATA_FORK, 0, &error)) + if (!xchk_fblock_process_error(sc, XFS_DATA_FORK, 0, &error)) goto out; if (strnlen(sc->buf, XFS_SYMLINK_MAXLEN) < len) - xfs_scrub_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); + xchk_fblock_set_corrupt(sc, XFS_DATA_FORK, 0); out: return error; } diff --git a/fs/xfs/scrub/trace.c b/fs/xfs/scrub/trace.c index 7c76d8b5cb05..96feaf8dcdec 100644 --- a/fs/xfs/scrub/trace.c +++ b/fs/xfs/scrub/trace.c @@ -22,9 +22,9 @@ /* Figure out which block the btree cursor was pointing to. */ static inline xfs_fsblock_t -xfs_scrub_btree_cur_fsbno( - struct xfs_btree_cur *cur, - int level) +xchk_btree_cur_fsbno( + struct xfs_btree_cur *cur, + int level) { if (level < cur->bc_nlevels && cur->bc_bufs[level]) return XFS_DADDR_TO_FSB(cur->bc_mp, cur->bc_bufs[level]->b_bn); diff --git a/fs/xfs/scrub/trace.h b/fs/xfs/scrub/trace.h index cec3e5ece5a1..4e20f0e48232 100644 --- a/fs/xfs/scrub/trace.h +++ b/fs/xfs/scrub/trace.h @@ -12,7 +12,7 @@ #include <linux/tracepoint.h> #include "xfs_bit.h" -DECLARE_EVENT_CLASS(xfs_scrub_class, +DECLARE_EVENT_CLASS(xchk_class, TP_PROTO(struct xfs_inode *ip, struct xfs_scrub_metadata *sm, int error), TP_ARGS(ip, sm, error), @@ -47,19 +47,19 @@ DECLARE_EVENT_CLASS(xfs_scrub_class, __entry->error) ) #define DEFINE_SCRUB_EVENT(name) \ -DEFINE_EVENT(xfs_scrub_class, name, \ +DEFINE_EVENT(xchk_class, name, \ TP_PROTO(struct xfs_inode *ip, struct xfs_scrub_metadata *sm, \ int error), \ TP_ARGS(ip, sm, error)) -DEFINE_SCRUB_EVENT(xfs_scrub_start); -DEFINE_SCRUB_EVENT(xfs_scrub_done); -DEFINE_SCRUB_EVENT(xfs_scrub_deadlock_retry); -DEFINE_SCRUB_EVENT(xfs_repair_attempt); -DEFINE_SCRUB_EVENT(xfs_repair_done); +DEFINE_SCRUB_EVENT(xchk_start); +DEFINE_SCRUB_EVENT(xchk_done); +DEFINE_SCRUB_EVENT(xchk_deadlock_retry); +DEFINE_SCRUB_EVENT(xrep_attempt); +DEFINE_SCRUB_EVENT(xrep_done); -TRACE_EVENT(xfs_scrub_op_error, - TP_PROTO(struct xfs_scrub_context *sc, xfs_agnumber_t agno, +TRACE_EVENT(xchk_op_error, + TP_PROTO(struct xfs_scrub *sc, xfs_agnumber_t agno, xfs_agblock_t bno, int error, void *ret_ip), TP_ARGS(sc, agno, bno, error, ret_ip), TP_STRUCT__entry( @@ -87,8 +87,8 @@ TRACE_EVENT(xfs_scrub_op_error, __entry->ret_ip) ); -TRACE_EVENT(xfs_scrub_file_op_error, - TP_PROTO(struct xfs_scrub_context *sc, int whichfork, +TRACE_EVENT(xchk_file_op_error, + TP_PROTO(struct xfs_scrub *sc, int whichfork, xfs_fileoff_t offset, int error, void *ret_ip), TP_ARGS(sc, whichfork, offset, error, ret_ip), TP_STRUCT__entry( @@ -119,8 +119,8 @@ TRACE_EVENT(xfs_scrub_file_op_error, __entry->ret_ip) ); -DECLARE_EVENT_CLASS(xfs_scrub_block_error_class, - TP_PROTO(struct xfs_scrub_context *sc, xfs_daddr_t daddr, void *ret_ip), +DECLARE_EVENT_CLASS(xchk_block_error_class, + TP_PROTO(struct xfs_scrub *sc, xfs_daddr_t daddr, void *ret_ip), TP_ARGS(sc, daddr, ret_ip), TP_STRUCT__entry( __field(dev_t, dev) @@ -153,16 +153,16 @@ DECLARE_EVENT_CLASS(xfs_scrub_block_error_class, ) #define DEFINE_SCRUB_BLOCK_ERROR_EVENT(name) \ -DEFINE_EVENT(xfs_scrub_block_error_class, name, \ - TP_PROTO(struct xfs_scrub_context *sc, xfs_daddr_t daddr, \ +DEFINE_EVENT(xchk_block_error_class, name, \ + TP_PROTO(struct xfs_scrub *sc, xfs_daddr_t daddr, \ void *ret_ip), \ TP_ARGS(sc, daddr, ret_ip)) -DEFINE_SCRUB_BLOCK_ERROR_EVENT(xfs_scrub_block_error); -DEFINE_SCRUB_BLOCK_ERROR_EVENT(xfs_scrub_block_preen); +DEFINE_SCRUB_BLOCK_ERROR_EVENT(xchk_block_error); +DEFINE_SCRUB_BLOCK_ERROR_EVENT(xchk_block_preen); -DECLARE_EVENT_CLASS(xfs_scrub_ino_error_class, - TP_PROTO(struct xfs_scrub_context *sc, xfs_ino_t ino, void *ret_ip), +DECLARE_EVENT_CLASS(xchk_ino_error_class, + TP_PROTO(struct xfs_scrub *sc, xfs_ino_t ino, void *ret_ip), TP_ARGS(sc, ino, ret_ip), TP_STRUCT__entry( __field(dev_t, dev) @@ -184,17 +184,17 @@ DECLARE_EVENT_CLASS(xfs_scrub_ino_error_class, ) #define DEFINE_SCRUB_INO_ERROR_EVENT(name) \ -DEFINE_EVENT(xfs_scrub_ino_error_class, name, \ - TP_PROTO(struct xfs_scrub_context *sc, xfs_ino_t ino, \ +DEFINE_EVENT(xchk_ino_error_class, name, \ + TP_PROTO(struct xfs_scrub *sc, xfs_ino_t ino, \ void *ret_ip), \ TP_ARGS(sc, ino, ret_ip)) -DEFINE_SCRUB_INO_ERROR_EVENT(xfs_scrub_ino_error); -DEFINE_SCRUB_INO_ERROR_EVENT(xfs_scrub_ino_preen); -DEFINE_SCRUB_INO_ERROR_EVENT(xfs_scrub_ino_warning); +DEFINE_SCRUB_INO_ERROR_EVENT(xchk_ino_error); +DEFINE_SCRUB_INO_ERROR_EVENT(xchk_ino_preen); +DEFINE_SCRUB_INO_ERROR_EVENT(xchk_ino_warning); -DECLARE_EVENT_CLASS(xfs_scrub_fblock_error_class, - TP_PROTO(struct xfs_scrub_context *sc, int whichfork, +DECLARE_EVENT_CLASS(xchk_fblock_error_class, + TP_PROTO(struct xfs_scrub *sc, int whichfork, xfs_fileoff_t offset, void *ret_ip), TP_ARGS(sc, whichfork, offset, ret_ip), TP_STRUCT__entry( @@ -223,16 +223,16 @@ DECLARE_EVENT_CLASS(xfs_scrub_fblock_error_class, ); #define DEFINE_SCRUB_FBLOCK_ERROR_EVENT(name) \ -DEFINE_EVENT(xfs_scrub_fblock_error_class, name, \ - TP_PROTO(struct xfs_scrub_context *sc, int whichfork, \ +DEFINE_EVENT(xchk_fblock_error_class, name, \ + TP_PROTO(struct xfs_scrub *sc, int whichfork, \ xfs_fileoff_t offset, void *ret_ip), \ TP_ARGS(sc, whichfork, offset, ret_ip)) -DEFINE_SCRUB_FBLOCK_ERROR_EVENT(xfs_scrub_fblock_error); -DEFINE_SCRUB_FBLOCK_ERROR_EVENT(xfs_scrub_fblock_warning); +DEFINE_SCRUB_FBLOCK_ERROR_EVENT(xchk_fblock_error); +DEFINE_SCRUB_FBLOCK_ERROR_EVENT(xchk_fblock_warning); -TRACE_EVENT(xfs_scrub_incomplete, - TP_PROTO(struct xfs_scrub_context *sc, void *ret_ip), +TRACE_EVENT(xchk_incomplete, + TP_PROTO(struct xfs_scrub *sc, void *ret_ip), TP_ARGS(sc, ret_ip), TP_STRUCT__entry( __field(dev_t, dev) @@ -250,8 +250,8 @@ TRACE_EVENT(xfs_scrub_incomplete, __entry->ret_ip) ); -TRACE_EVENT(xfs_scrub_btree_op_error, - TP_PROTO(struct xfs_scrub_context *sc, struct xfs_btree_cur *cur, +TRACE_EVENT(xchk_btree_op_error, + TP_PROTO(struct xfs_scrub *sc, struct xfs_btree_cur *cur, int level, int error, void *ret_ip), TP_ARGS(sc, cur, level, error, ret_ip), TP_STRUCT__entry( @@ -266,7 +266,7 @@ TRACE_EVENT(xfs_scrub_btree_op_error, __field(void *, ret_ip) ), TP_fast_assign( - xfs_fsblock_t fsbno = xfs_scrub_btree_cur_fsbno(cur, level); + xfs_fsblock_t fsbno = xchk_btree_cur_fsbno(cur, level); __entry->dev = sc->mp->m_super->s_dev; __entry->type = sc->sm->sm_type; @@ -290,8 +290,8 @@ TRACE_EVENT(xfs_scrub_btree_op_error, __entry->ret_ip) ); -TRACE_EVENT(xfs_scrub_ifork_btree_op_error, - TP_PROTO(struct xfs_scrub_context *sc, struct xfs_btree_cur *cur, +TRACE_EVENT(xchk_ifork_btree_op_error, + TP_PROTO(struct xfs_scrub *sc, struct xfs_btree_cur *cur, int level, int error, void *ret_ip), TP_ARGS(sc, cur, level, error, ret_ip), TP_STRUCT__entry( @@ -308,7 +308,7 @@ TRACE_EVENT(xfs_scrub_ifork_btree_op_error, __field(void *, ret_ip) ), TP_fast_assign( - xfs_fsblock_t fsbno = xfs_scrub_btree_cur_fsbno(cur, level); + xfs_fsblock_t fsbno = xchk_btree_cur_fsbno(cur, level); __entry->dev = sc->mp->m_super->s_dev; __entry->ino = sc->ip->i_ino; __entry->whichfork = cur->bc_private.b.whichfork; @@ -335,8 +335,8 @@ TRACE_EVENT(xfs_scrub_ifork_btree_op_error, __entry->ret_ip) ); -TRACE_EVENT(xfs_scrub_btree_error, - TP_PROTO(struct xfs_scrub_context *sc, struct xfs_btree_cur *cur, +TRACE_EVENT(xchk_btree_error, + TP_PROTO(struct xfs_scrub *sc, struct xfs_btree_cur *cur, int level, void *ret_ip), TP_ARGS(sc, cur, level, ret_ip), TP_STRUCT__entry( @@ -350,7 +350,7 @@ TRACE_EVENT(xfs_scrub_btree_error, __field(void *, ret_ip) ), TP_fast_assign( - xfs_fsblock_t fsbno = xfs_scrub_btree_cur_fsbno(cur, level); + xfs_fsblock_t fsbno = xchk_btree_cur_fsbno(cur, level); __entry->dev = sc->mp->m_super->s_dev; __entry->type = sc->sm->sm_type; __entry->btnum = cur->bc_btnum; @@ -371,8 +371,8 @@ TRACE_EVENT(xfs_scrub_btree_error, __entry->ret_ip) ); -TRACE_EVENT(xfs_scrub_ifork_btree_error, - TP_PROTO(struct xfs_scrub_context *sc, struct xfs_btree_cur *cur, +TRACE_EVENT(xchk_ifork_btree_error, + TP_PROTO(struct xfs_scrub *sc, struct xfs_btree_cur *cur, int level, void *ret_ip), TP_ARGS(sc, cur, level, ret_ip), TP_STRUCT__entry( @@ -388,7 +388,7 @@ TRACE_EVENT(xfs_scrub_ifork_btree_error, __field(void *, ret_ip) ), TP_fast_assign( - xfs_fsblock_t fsbno = xfs_scrub_btree_cur_fsbno(cur, level); + xfs_fsblock_t fsbno = xchk_btree_cur_fsbno(cur, level); __entry->dev = sc->mp->m_super->s_dev; __entry->ino = sc->ip->i_ino; __entry->whichfork = cur->bc_private.b.whichfork; @@ -413,8 +413,8 @@ TRACE_EVENT(xfs_scrub_ifork_btree_error, __entry->ret_ip) ); -DECLARE_EVENT_CLASS(xfs_scrub_sbtree_class, - TP_PROTO(struct xfs_scrub_context *sc, struct xfs_btree_cur *cur, +DECLARE_EVENT_CLASS(xchk_sbtree_class, + TP_PROTO(struct xfs_scrub *sc, struct xfs_btree_cur *cur, int level), TP_ARGS(sc, cur, level), TP_STRUCT__entry( @@ -428,7 +428,7 @@ DECLARE_EVENT_CLASS(xfs_scrub_sbtree_class, __field(int, ptr) ), TP_fast_assign( - xfs_fsblock_t fsbno = xfs_scrub_btree_cur_fsbno(cur, level); + xfs_fsblock_t fsbno = xchk_btree_cur_fsbno(cur, level); __entry->dev = sc->mp->m_super->s_dev; __entry->type = sc->sm->sm_type; @@ -450,16 +450,16 @@ DECLARE_EVENT_CLASS(xfs_scrub_sbtree_class, __entry->ptr) ) #define DEFINE_SCRUB_SBTREE_EVENT(name) \ -DEFINE_EVENT(xfs_scrub_sbtree_class, name, \ - TP_PROTO(struct xfs_scrub_context *sc, struct xfs_btree_cur *cur, \ +DEFINE_EVENT(xchk_sbtree_class, name, \ + TP_PROTO(struct xfs_scrub *sc, struct xfs_btree_cur *cur, \ int level), \ TP_ARGS(sc, cur, level)) -DEFINE_SCRUB_SBTREE_EVENT(xfs_scrub_btree_rec); -DEFINE_SCRUB_SBTREE_EVENT(xfs_scrub_btree_key); +DEFINE_SCRUB_SBTREE_EVENT(xchk_btree_rec); +DEFINE_SCRUB_SBTREE_EVENT(xchk_btree_key); -TRACE_EVENT(xfs_scrub_xref_error, - TP_PROTO(struct xfs_scrub_context *sc, int error, void *ret_ip), +TRACE_EVENT(xchk_xref_error, + TP_PROTO(struct xfs_scrub *sc, int error, void *ret_ip), TP_ARGS(sc, error, ret_ip), TP_STRUCT__entry( __field(dev_t, dev) @@ -483,7 +483,7 @@ TRACE_EVENT(xfs_scrub_xref_error, /* repair tracepoints */ #if IS_ENABLED(CONFIG_XFS_ONLINE_REPAIR) -DECLARE_EVENT_CLASS(xfs_repair_extent_class, +DECLARE_EVENT_CLASS(xrep_extent_class, TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_agblock_t agbno, xfs_extlen_t len), TP_ARGS(mp, agno, agbno, len), @@ -506,15 +506,14 @@ DECLARE_EVENT_CLASS(xfs_repair_extent_class, __entry->len) ); #define DEFINE_REPAIR_EXTENT_EVENT(name) \ -DEFINE_EVENT(xfs_repair_extent_class, name, \ +DEFINE_EVENT(xrep_extent_class, name, \ TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, \ xfs_agblock_t agbno, xfs_extlen_t len), \ TP_ARGS(mp, agno, agbno, len)) -DEFINE_REPAIR_EXTENT_EVENT(xfs_repair_dispose_btree_extent); -DEFINE_REPAIR_EXTENT_EVENT(xfs_repair_collect_btree_extent); -DEFINE_REPAIR_EXTENT_EVENT(xfs_repair_agfl_insert); +DEFINE_REPAIR_EXTENT_EVENT(xrep_dispose_btree_extent); +DEFINE_REPAIR_EXTENT_EVENT(xrep_agfl_insert); -DECLARE_EVENT_CLASS(xfs_repair_rmap_class, +DECLARE_EVENT_CLASS(xrep_rmap_class, TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_agblock_t agbno, xfs_extlen_t len, uint64_t owner, uint64_t offset, unsigned int flags), @@ -547,17 +546,17 @@ DECLARE_EVENT_CLASS(xfs_repair_rmap_class, __entry->flags) ); #define DEFINE_REPAIR_RMAP_EVENT(name) \ -DEFINE_EVENT(xfs_repair_rmap_class, name, \ +DEFINE_EVENT(xrep_rmap_class, name, \ TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, \ xfs_agblock_t agbno, xfs_extlen_t len, \ uint64_t owner, uint64_t offset, unsigned int flags), \ TP_ARGS(mp, agno, agbno, len, owner, offset, flags)) -DEFINE_REPAIR_RMAP_EVENT(xfs_repair_alloc_extent_fn); -DEFINE_REPAIR_RMAP_EVENT(xfs_repair_ialloc_extent_fn); -DEFINE_REPAIR_RMAP_EVENT(xfs_repair_rmap_extent_fn); -DEFINE_REPAIR_RMAP_EVENT(xfs_repair_bmap_extent_fn); +DEFINE_REPAIR_RMAP_EVENT(xrep_alloc_extent_fn); +DEFINE_REPAIR_RMAP_EVENT(xrep_ialloc_extent_fn); +DEFINE_REPAIR_RMAP_EVENT(xrep_rmap_extent_fn); +DEFINE_REPAIR_RMAP_EVENT(xrep_bmap_extent_fn); -TRACE_EVENT(xfs_repair_refcount_extent_fn, +TRACE_EVENT(xrep_refcount_extent_fn, TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, struct xfs_refcount_irec *irec), TP_ARGS(mp, agno, irec), @@ -583,7 +582,7 @@ TRACE_EVENT(xfs_repair_refcount_extent_fn, __entry->refcount) ) -TRACE_EVENT(xfs_repair_init_btblock, +TRACE_EVENT(xrep_init_btblock, TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_agblock_t agbno, xfs_btnum_t btnum), TP_ARGS(mp, agno, agbno, btnum), @@ -605,7 +604,7 @@ TRACE_EVENT(xfs_repair_init_btblock, __entry->agbno, __entry->btnum) ) -TRACE_EVENT(xfs_repair_findroot_block, +TRACE_EVENT(xrep_findroot_block, TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_agblock_t agbno, uint32_t magic, uint16_t level), TP_ARGS(mp, agno, agbno, magic, level), @@ -630,7 +629,7 @@ TRACE_EVENT(xfs_repair_findroot_block, __entry->magic, __entry->level) ) -TRACE_EVENT(xfs_repair_calc_ag_resblks, +TRACE_EVENT(xrep_calc_ag_resblks, TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_agino_t icount, xfs_agblock_t aglen, xfs_agblock_t freelen, xfs_agblock_t usedlen), @@ -659,7 +658,7 @@ TRACE_EVENT(xfs_repair_calc_ag_resblks, __entry->freelen, __entry->usedlen) ) -TRACE_EVENT(xfs_repair_calc_ag_resblks_btsize, +TRACE_EVENT(xrep_calc_ag_resblks_btsize, TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_agblock_t bnobt_sz, xfs_agblock_t inobt_sz, xfs_agblock_t rmapbt_sz, xfs_agblock_t refcbt_sz), @@ -688,7 +687,7 @@ TRACE_EVENT(xfs_repair_calc_ag_resblks_btsize, __entry->rmapbt_sz, __entry->refcbt_sz) ) -TRACE_EVENT(xfs_repair_reset_counters, +TRACE_EVENT(xrep_reset_counters, TP_PROTO(struct xfs_mount *mp), TP_ARGS(mp), TP_STRUCT__entry( @@ -701,7 +700,7 @@ TRACE_EVENT(xfs_repair_reset_counters, MAJOR(__entry->dev), MINOR(__entry->dev)) ) -TRACE_EVENT(xfs_repair_ialloc_insert, +TRACE_EVENT(xrep_ialloc_insert, TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_agino_t startino, uint16_t holemask, uint8_t count, uint8_t freecount, uint64_t freemask), |