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| author |   Tristan Ye <tristan.ye@oracle.com> | 2010-05-11 17:54:44 +0800 |
|---|---|---|
| committer |   Joel Becker <joel.becker@oracle.com> | 2010-05-18 12:28:13 -0700 |
| commit | ee149a7c6cbaee0e3a1a7d9e9f92711228ef5236 (patch) | |
| tree | eb91fa9c12d9d44a3a314f75c5acd4ce1b7328a5 /fs/ocfs2 | |
| parent | Ocfs2: Fix hole punching to correctly do CoW during cluster zeroing. (diff) | |
| download | linux-dev-ee149a7c6cbaee0e3a1a7d9e9f92711228ef5236.tar.xz linux-dev-ee149a7c6cbaee0e3a1a7d9e9f92711228ef5236.zip | |
Ocfs2: Make ocfs2_find_cpos_for_left_leaf() public.
The original idea to pull ocfs2_find_cpos_for_left_leaf() out of
alloc.c is to benefit punching-holes optimization patch, it however,
can also be referred by other funcs in the future who want to do the
same job.
Signed-off-by: Tristan Ye <tristan.ye@oracle.com>
Acked-by: Mark Fasheh <mfasheh@suse.com>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
Diffstat (limited to 'fs/ocfs2')
| -rw-r--r-- | fs/ocfs2/alloc.c | 4 | ||||
| -rw-r--r-- | fs/ocfs2/alloc.h | 2 |
2 files changed, 4 insertions, 2 deletions
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c index 0cb4248e03cd..7e9cb753fba7 100644 --- a/fs/ocfs2/alloc.c +++ b/fs/ocfs2/alloc.c @@ -2209,8 +2209,8 @@ out: * * Will return zero if the path passed in is already the leftmost path. */ -static int ocfs2_find_cpos_for_left_leaf(struct super_block *sb, - struct ocfs2_path *path, u32 *cpos) +int ocfs2_find_cpos_for_left_leaf(struct super_block *sb, + struct ocfs2_path *path, u32 *cpos) { int i, j, ret = 0; u64 blkno; diff --git a/fs/ocfs2/alloc.h b/fs/ocfs2/alloc.h index 4fb9882ed2d6..a55a27bb96a5 100644 --- a/fs/ocfs2/alloc.h +++ b/fs/ocfs2/alloc.h @@ -319,6 +319,8 @@ int ocfs2_journal_access_path(struct ocfs2_caching_info *ci, struct ocfs2_path *path); int ocfs2_find_cpos_for_right_leaf(struct super_block *sb, struct ocfs2_path *path, u32 *cpos); +int ocfs2_find_cpos_for_left_leaf(struct super_block *sb, + struct ocfs2_path *path, u32 *cpos); int ocfs2_find_subtree_root(struct ocfs2_extent_tree *et, struct ocfs2_path *left, struct ocfs2_path *right); |