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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>
This commit is contained in:
Tristan Ye 2010-05-11 17:54:44 +08:00 committed by Joel Becker
parent e8aec068ec
commit ee149a7c6c
2 changed files with 4 additions and 2 deletions
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4
fs/ocfs2/alloc.c
View File

@ -2209,8 +2209,8 @@ static int ocfs2_rotate_subtree_right(handle_t *handle,
*
* 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;

2
fs/ocfs2/alloc.h
View File

@ -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);