It can reduce current duplicated code which is similar to scrub_blocked_if_needed() but can not call it because little different. It also used by my next patch which is in same case.
Signed-off-by: Zhao Lei <zhao...@cn.fujitsu.com> --- fs/btrfs/scrub.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index 94db0fa..cbfb8c7 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -332,11 +332,14 @@ static void __scrub_blocked_if_needed(struct btrfs_fs_info *fs_info) } } -static void scrub_blocked_if_needed(struct btrfs_fs_info *fs_info) +static void scrub_pause_on(struct btrfs_fs_info *fs_info) { atomic_inc(&fs_info->scrubs_paused); wake_up(&fs_info->scrub_pause_wait); +} +static void scrub_pause_off(struct btrfs_fs_info *fs_info) +{ mutex_lock(&fs_info->scrub_lock); __scrub_blocked_if_needed(fs_info); atomic_dec(&fs_info->scrubs_paused); @@ -345,6 +348,12 @@ static void scrub_blocked_if_needed(struct btrfs_fs_info *fs_info) wake_up(&fs_info->scrub_pause_wait); } +static void scrub_blocked_if_needed(struct btrfs_fs_info *fs_info) +{ + scrub_pause_on(fs_info); + scrub_pause_off(fs_info); +} + /* * used for workers that require transaction commits (i.e., for the * NOCOW case) -- 1.8.5.1 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html