From ed9b66d21866ae3bf16557406258ebe6c00a9a84 Mon Sep 17 00:00:00 2001 From: Shaohua Li Date: Tue, 25 Jul 2017 15:18:13 -0700 Subject: [PATCH] MD: fix warnning for UP case spin_is_locked always returns 0 for UP case, so ignores it Reported-by: Joshua Kinard Signed-off-by: Shaohua Li --- drivers/md/md.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/md/md.c b/drivers/md/md.c index 8cdca0296749..c99634612fc4 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -2287,7 +2287,7 @@ static void export_array(struct mddev *mddev) static bool set_in_sync(struct mddev *mddev) { - WARN_ON_ONCE(!spin_is_locked(&mddev->lock)); + WARN_ON_ONCE(NR_CPUS != 1 && !spin_is_locked(&mddev->lock)); if (!mddev->in_sync) { mddev->sync_checkers++; spin_unlock(&mddev->lock); -- 2.20.1