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| author | Wang Sheng-Hui <shhuiw@gmail.com> | 2012-04-06 08:35:47 +0200 |
|---|---|---|
| committer | Josef Bacik <josef@redhat.com> | 2012-05-11 16:56:39 +0200 |
| commit | 477d7eafa9585ded87ee1c6f69638a6baf9d8922 (patch) | |
| tree | 7508201e9d639c3049303bf91d53de6ab52e0bed | |
| parent | Btrfs: fix btrfs_release_extent_buffer_page with the right usage of num_exten... (diff) | |
| download | linux-477d7eafa9585ded87ee1c6f69638a6baf9d8922.tar.xz linux-477d7eafa9585ded87ee1c6f69638a6baf9d8922.zip | |
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 <shhuiw@gmail.com>
| -rw-r--r-- | fs/btrfs/extent_io.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 455daec2b6ce..fe91305e12fb 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -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) |