spin_is_locked always returns 0 for UP case, so ignores it
Reported-by: Joshua Kinard <kumba@gentoo.org>
Signed-off-by: Shaohua Li <shli@fb.com>
static bool set_in_sync(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);
if (!mddev->in_sync) {
mddev->sync_checkers++;
spin_unlock(&mddev->lock);