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authorJoel Becker <joel.becker@oracle.com>2008-10-09 17:20:34 -0700
committerMark Fasheh <mfasheh@suse.com>2008-10-14 11:58:22 -0700
commitd4a8c93c8248534bdedb07f83c9aebd6f7d1d579 (patch)
treef978a7b36d515c29657f271ca5b70281c911a82f /fs/ocfs2/buffer_head_io.h
parent5e0b3dec0107540244ba343f983ef4f972db20de (diff)
downloadlinux-d4a8c93c8248534bdedb07f83c9aebd6f7d1d579.tar.bz2
ocfs2: Make cached block reads the common case.
ocfs2_read_blocks() currently requires the CACHED flag for cached I/O. However, that's the common case. Let's flip it around and provide an IGNORE_CACHE flag for the special users. This has the added benefit of cleaning up the code some (ignore_cache takes on its special meaning earlier in the loop). Signed-off-by: Joel Becker <joel.becker@oracle.com> Signed-off-by: Mark Fasheh <mfasheh@suse.com>
Diffstat (limited to 'fs/ocfs2/buffer_head_io.h')
-rw-r--r--fs/ocfs2/buffer_head_io.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ocfs2/buffer_head_io.h b/fs/ocfs2/buffer_head_io.h
index a2ef9e5f8bfe..75e1dcb1ade7 100644
--- a/fs/ocfs2/buffer_head_io.h
+++ b/fs/ocfs2/buffer_head_io.h
@@ -49,7 +49,7 @@ int ocfs2_read_blocks_sync(struct ocfs2_super *osb, u64 block,
int ocfs2_write_super_or_backup(struct ocfs2_super *osb,
struct buffer_head *bh);
-#define OCFS2_BH_CACHED 1
+#define OCFS2_BH_IGNORE_CACHE 1
#define OCFS2_BH_READAHEAD 8
static inline int ocfs2_read_block(struct inode *inode, u64 off,
@@ -63,7 +63,7 @@ static inline int ocfs2_read_block(struct inode *inode, u64 off,
goto bail;
}
- status = ocfs2_read_blocks(inode, off, 1, bh, OCFS2_BH_CACHED);
+ status = ocfs2_read_blocks(inode, off, 1, bh, 0);
bail:
return status;