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xfs: vectorise directory data operations part 2

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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>
This commit is contained in:
Dave Chinner
2013-10-29 22:11:49 +11:00
committed by Ben Myers
parent 9d23fc8575
commit 2ca9877410
10 changed files with 186 additions and 137 deletions
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22
fs/xfs/xfs_dir2.h
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@@ -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;