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| author | Marcin Slusarz <marcin.slusarz@gmail.com> | 2008-02-08 04:20:44 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-08 09:22:35 -0800 |
| commit | 48d6d8ff7dca804536298e517298182c4a51c421 (patch) | |
| tree | 8566ae59bdd01fb3568b6441b909d035dba7b61b /fs/udf/partition.c | |
| parent | c0b344385fa05f6bea462e707fcba89f9e2776c2 (diff) | |
| download | linux-stable-48d6d8ff7dca804536298e517298182c4a51c421.tar.gz linux-stable-48d6d8ff7dca804536298e517298182c4a51c421.tar.bz2 linux-stable-48d6d8ff7dca804536298e517298182c4a51c421.zip | |
udf: cache struct udf_inode_info
cache UDF_I(struct inode *) return values when there are
at least 2 uses in one function
Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Acked-by: Jan Kara <jack@suse.cz>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/udf/partition.c')
| -rw-r--r-- | fs/udf/partition.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/udf/partition.c b/fs/udf/partition.c index cfe213fd3113..fc533345ab89 100644 --- a/fs/udf/partition.c +++ b/fs/udf/partition.c @@ -55,6 +55,7 @@ uint32_t udf_get_pblock_virt15(struct super_block *sb, uint32_t block, struct udf_sb_info *sbi = UDF_SB(sb); struct udf_part_map *map; struct udf_virtual_data *vdata; + struct udf_inode_info *iinfo; map = &sbi->s_partmaps[partition]; vdata = &map->s_type_specific.s_virtual; @@ -88,15 +89,14 @@ uint32_t udf_get_pblock_virt15(struct super_block *sb, uint32_t block, brelse(bh); - if (UDF_I(sbi->s_vat_inode)->i_location.partitionReferenceNum == - partition) { + iinfo = UDF_I(sbi->s_vat_inode); + if (iinfo->i_location.partitionReferenceNum == partition) { udf_debug("recursive call to udf_get_pblock!\n"); return 0xFFFFFFFF; } return udf_get_pblock(sb, loc, - UDF_I(sbi->s_vat_inode)->i_location. - partitionReferenceNum, + iinfo->i_location.partitionReferenceNum, offset); } |