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| author |   David Sterba <dsterba@suse.com> | 2015-10-10 18:16:38 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2015-10-10 18:16:38 +0200 |
| commit | 730d9ec36bf27e87805aee6ebf462071735e31f9 (patch) | |
| tree | 8a89528930f7429db0f6e7014df910ecfad7ba87 /fs/btrfs/dev-replace.c | |
| parent | Linux 4.3-rc3 (diff) | |
| download | linux-dev-730d9ec36bf27e87805aee6ebf462071735e31f9.tar.xz linux-dev-730d9ec36bf27e87805aee6ebf462071735e31f9.zip | |
btrfs: remove waitqueue_active check from btrfs_rm_dev_replace_unblocked
Normally the waitqueue_active would need a barrier, but this is not
necessary here because it's not a performance sensitive context and we
can call wake_up directly.
Suggested-by: Chris Mason <clm@fb.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/dev-replace.c')
| -rw-r--r-- | fs/btrfs/dev-replace.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c index e54dd5905cee..733ff75b620e 100644 --- a/fs/btrfs/dev-replace.c +++ b/fs/btrfs/dev-replace.c @@ -454,8 +454,7 @@ static void btrfs_rm_dev_replace_blocked(struct btrfs_fs_info *fs_info) static void btrfs_rm_dev_replace_unblocked(struct btrfs_fs_info *fs_info) { clear_bit(BTRFS_FS_STATE_DEV_REPLACING, &fs_info->fs_state); - if (waitqueue_active(&fs_info->replace_wait)) - wake_up(&fs_info->replace_wait); + wake_up(&fs_info->replace_wait); } static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info, |