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| author | Dave Chinner <dchinner@redhat.com> | 2013-10-30 13:48:41 -0500 |
|---|---|---|
| committer | Ben Myers <bpm@sgi.com> | 2013-10-30 13:48:41 -0500 |
| commit | 24dd0f546c366da68f33bbf2ecef2306f8c2281d (patch) | |
| tree | fbf05c39dd41ba9d8430b560dba8ce3d0d61adb0 /fs/xfs/xfs_da_format.h | |
| parent | 01ba43b873d9e91ba2e0341fe8cb7e89eaa41661 (diff) | |
| download | linux-24dd0f546c366da68f33bbf2ecef2306f8c2281d.tar.gz linux-24dd0f546c366da68f33bbf2ecef2306f8c2281d.tar.bz2 linux-24dd0f546c366da68f33bbf2ecef2306f8c2281d.zip | |
xfs: convert directory vector functions to constants
Next step in the vectorisation process is the directory free block
encode/decode operations. There are relatively few of these, though
there are quite a number of calls to them.
Binary sizes:
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
789061 96802 1096 886959 d88af fs/xfs/xfs.o.p5
789733 96802 1096 887631 d8b4f fs/xfs/xfs.o.p6
791421 96802 1096 889319 d91e7 fs/xfs/xfs.o.p7
791701 96802 1096 889599 d92ff fs/xfs/xfs.o.p8
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Ben Myers <bpm@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_da_format.h')
| -rw-r--r-- | fs/xfs/xfs_da_format.h | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/fs/xfs/xfs_da_format.h b/fs/xfs/xfs_da_format.h index 1ff7b9f42097..a19d3f8f639c 100644 --- a/fs/xfs/xfs_da_format.h +++ b/fs/xfs/xfs_da_format.h @@ -704,45 +704,6 @@ struct xfs_dir3_icfree_hdr { }; -static inline int -xfs_dir3_free_hdr_size(struct xfs_mount *mp) -{ - if (xfs_sb_version_hascrc(&mp->m_sb)) - return sizeof(struct xfs_dir3_free_hdr); - return sizeof(struct xfs_dir2_free_hdr); -} - -static inline int -xfs_dir3_free_max_bests(struct xfs_mount *mp) -{ - return (mp->m_dirblksize - xfs_dir3_free_hdr_size(mp)) / - sizeof(xfs_dir2_data_off_t); -} - -static inline __be16 * -xfs_dir3_free_bests_p(struct xfs_mount *mp, struct xfs_dir2_free *free) -{ - return (__be16 *)((char *)free + xfs_dir3_free_hdr_size(mp)); -} - -/* - * Convert data space db to the corresponding free db. - */ -static inline xfs_dir2_db_t -xfs_dir2_db_to_fdb(struct xfs_mount *mp, xfs_dir2_db_t db) -{ - return XFS_DIR2_FREE_FIRSTDB(mp) + db / xfs_dir3_free_max_bests(mp); -} - -/* - * Convert data space db to the corresponding index in a free db. - */ -static inline int -xfs_dir2_db_to_fdindex(struct xfs_mount *mp, xfs_dir2_db_t db) -{ - return db % xfs_dir3_free_max_bests(mp); -} - /* * Single block format. * |