Btrfs: fix the comment for find_first_extent_bit

PATCH New Wang Sheng-Hui 1 participant 1 message Apr 6, 2012 Btrfs file system

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Wang Sheng-Hui

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2012-04-06 06:35 UTC #0 lore raw

PATCH 4/4 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 Wang Sheng-Hui <[email protected]>

---
 fs/btrfs/extent_io.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

fs/btrfs/extent_io.c +1 -1

index ddfc1d5..26fbe1c 100644
@@ -1288,7 +1288,7 @@ 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)

Signature · 1 line

1.7.1