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Btrfs: fix the comment for find_first_extent_bit

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The return value of find_first_extent_bit is 1 or 0, no < 0.
And if found something, return 0; if nothing was found, return 1.
Fix the comment.

Signed-off-by: Wang Sheng-Hui <shhuiw@gmail.com>
This commit is contained in:
Wang Sheng-Hui 2012-04-06 14:35:47 +08:00 committed by Josef Bacik
parent 39bab87ba6
commit 477d7eafa9
1 changed files with 1 additions and 1 deletions
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2
fs/btrfs/extent_io.c
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@ -1293,7 +1293,7 @@ out:
* returned if we find something, and *start_ret and *end_ret are
* set to reflect the state struct that was found.
*
* If nothing was found, 1 is returned, < 0 on error
* If nothing was found, 1 is returned. If found something, return 0.
*/
int find_first_extent_bit(struct extent_io_tree *tree, u64 start,
u64 *start_ret, u64 *end_ret, int bits)