diff options
Diffstat (limited to 'fs/xfs/libxfs/xfs_ialloc.c')
| -rw-r--r-- | fs/xfs/libxfs/xfs_ialloc.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/fs/xfs/libxfs/xfs_ialloc.c b/fs/xfs/libxfs/xfs_ialloc.c index c507c1b17ca1..f272abff11e1 100644 --- a/fs/xfs/libxfs/xfs_ialloc.c +++ b/fs/xfs/libxfs/xfs_ialloc.c @@ -2451,8 +2451,6 @@ xfs_ialloc_log_agi( ASSERT(agi->agi_magicnum == cpu_to_be32(XFS_AGI_MAGIC)); #endif - xfs_trans_buf_set_type(tp, bp, XFS_BLFT_AGI_BUF); - /* * Compute byte offsets for the first and last fields in the first * region and log the agi buffer. This only logs up through @@ -2513,8 +2511,15 @@ xfs_agi_verify( if (!XFS_AGI_GOOD_VERSION(be32_to_cpu(agi->agi_versionnum))) return false; - if (be32_to_cpu(agi->agi_level) > XFS_BTREE_MAXLEVELS) + if (be32_to_cpu(agi->agi_level) < 1 || + be32_to_cpu(agi->agi_level) > XFS_BTREE_MAXLEVELS) + return false; + + if (xfs_sb_version_hasfinobt(&mp->m_sb) && + (be32_to_cpu(agi->agi_free_level) < 1 || + be32_to_cpu(agi->agi_free_level) > XFS_BTREE_MAXLEVELS)) return false; + /* * during growfs operations, the perag is not fully initialised, * so we can't use it for any useful checking. growfs ensures we can't @@ -2593,6 +2598,8 @@ xfs_read_agi( XFS_FSS_TO_BB(mp, 1), 0, bpp, &xfs_agi_buf_ops); if (error) return error; + if (tp) + xfs_trans_buf_set_type(tp, *bpp, XFS_BLFT_AGI_BUF); xfs_buf_set_ref(*bpp, XFS_AGI_REF); return 0; |