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Commit 730d9ec3 authored by David Sterba's avatar David Sterba
Browse files

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: default avatarChris Mason <clm@fb.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 9ffecb10

fs/btrfs/dev-replace.c

+1 −2
Original line number Diff line number Diff line
@@ -454,7 +454,6 @@ 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);

}