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| author | Dave Chinner <dchinner@redhat.com> | 2013-10-29 15:11:49 +0400 |
|---|---|---|
| committer | Ben Myers <bpm@sgi.com> | 2013-10-30 22:39:31 +0400 |
| commit | 2ca9877410594dd321621efc9e1cbcd1ca24d0f3 (patch) | |
| tree | 002e968ea70087df002ecc70d0966868c49b0cd1 /fs/xfs/xfs_dir2.h | |
| parent | 9d23fc8575de7012b8853bd6fefe10534665de2f (diff) | |
| download | linux-2ca9877410594dd321621efc9e1cbcd1ca24d0f3.tar.xz | |
xfs: vectorise directory data operations part 2
Convert the rest of the directory data block encode/decode
operations to vector format.
This further reduces the size of the built binary:
text data bss dec hex filename
794490 96802 1096 892388 d9de4 fs/xfs/xfs.o.orig
792986 96802 1096 890884 d9804 fs/xfs/xfs.o.p1
792350 96802 1096 890248 d9588 fs/xfs/xfs.o.p2
789293 96802 1096 887191 d8997 fs/xfs/xfs.o.p3
789005 96802 1096 886903 d8997 fs/xfs/xfs.o.p4
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ben Myers <bpm@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_dir2.h')
| -rw-r--r-- | fs/xfs/xfs_dir2.h | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/fs/xfs/xfs_dir2.h b/fs/xfs/xfs_dir2.h index c0a45923cce0..076010a1376a 100644 --- a/fs/xfs/xfs_dir2.h +++ b/fs/xfs/xfs_dir2.h @@ -56,16 +56,24 @@ struct xfs_dir_ops { void (*data_put_ftype)(struct xfs_dir2_data_entry *dep, __uint8_t ftype); __be16 * (*data_entry_tag_p)(struct xfs_dir2_data_entry *dep); + struct xfs_dir2_data_free * + (*data_bestfree_p)(struct xfs_dir2_data_hdr *hdr); xfs_dir2_data_aoff_t (*data_dot_offset)(void); xfs_dir2_data_aoff_t (*data_dotdot_offset)(void); xfs_dir2_data_aoff_t (*data_first_offset)(void); + size_t (*data_entry_offset)(void); + struct xfs_dir2_data_entry * (*data_dot_entry_p)(struct xfs_dir2_data_hdr *hdr); struct xfs_dir2_data_entry * (*data_dotdot_entry_p)(struct xfs_dir2_data_hdr *hdr); struct xfs_dir2_data_entry * (*data_first_entry_p)(struct xfs_dir2_data_hdr *hdr); + struct xfs_dir2_data_entry * + (*data_entry_p)(struct xfs_dir2_data_hdr *hdr); + struct xfs_dir2_data_unused * + (*data_unused_p)(struct xfs_dir2_data_hdr *hdr); }; extern const struct xfs_dir_ops xfs_dir2_ops; @@ -115,19 +123,21 @@ extern void xfs_dir2_data_freescan(struct xfs_inode *dp, struct xfs_dir2_data_hdr *hdr, int *loghead); extern void xfs_dir2_data_log_entry(struct xfs_trans *tp, struct xfs_inode *dp, struct xfs_buf *bp, struct xfs_dir2_data_entry *dep); -extern void xfs_dir2_data_log_header(struct xfs_trans *tp, +extern void xfs_dir2_data_log_header(struct xfs_trans *tp, struct xfs_inode *dp, struct xfs_buf *bp); extern void xfs_dir2_data_log_unused(struct xfs_trans *tp, struct xfs_buf *bp, struct xfs_dir2_data_unused *dup); -extern void xfs_dir2_data_make_free(struct xfs_trans *tp, struct xfs_buf *bp, +extern void xfs_dir2_data_make_free(struct xfs_trans *tp, struct xfs_inode *dp, + struct xfs_buf *bp, xfs_dir2_data_aoff_t offset, + xfs_dir2_data_aoff_t len, int *needlogp, int *needscanp); +extern void xfs_dir2_data_use_free(struct xfs_trans *tp, struct xfs_inode *dp, + struct xfs_buf *bp, struct xfs_dir2_data_unused *dup, xfs_dir2_data_aoff_t offset, xfs_dir2_data_aoff_t len, int *needlogp, int *needscanp); -extern void xfs_dir2_data_use_free(struct xfs_trans *tp, struct xfs_buf *bp, - struct xfs_dir2_data_unused *dup, xfs_dir2_data_aoff_t offset, - xfs_dir2_data_aoff_t len, int *needlogp, int *needscanp); extern struct xfs_dir2_data_free *xfs_dir2_data_freefind( - struct xfs_dir2_data_hdr *hdr, struct xfs_dir2_data_unused *dup); + struct xfs_dir2_data_hdr *hdr, struct xfs_dir2_data_free *bf, + struct xfs_dir2_data_unused *dup); extern const struct xfs_buf_ops xfs_dir3_block_buf_ops; extern const struct xfs_buf_ops xfs_dir3_leafn_buf_ops; |