Commit 477d7eaf authored by Wang Sheng-Hui's avatar Wang Sheng-Hui Committed by Josef Bacik
Browse files

Btrfs: fix the comment for find_first_extent_bit 



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: default avatarWang Sheng-Hui <shhuiw@gmail.com>
parent 39bab87b

fs/btrfs/extent_io.c

+1 −1
Original line number Diff line number Diff line
@@ -1293,7 +1293,7 @@ struct extent_state *find_first_extent_bit_state(struct extent_io_tree *tree, 
 * 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)