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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-03-20 11:27:18 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-03-20 11:27:18 +0100
commit4958134df54c2c84e9c22ea042761d439164d26e (patch)
tree503177afab11f7d25b12a84ce25b481d305c51ba /kernel/locking/rtmutex.c
parentc4f528795d1add8b63652673f7262729f679c6c1 (diff)
parentc698ca5278934c0ae32297a8725ced2e27585d7f (diff)
Merge 4.16-rc6 into tty-next
We want the serial/tty fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/locking/rtmutex.c')
-rw-r--r--kernel/locking/rtmutex.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c
index 65cc0cb984e6..940633c63254 100644
--- a/kernel/locking/rtmutex.c
+++ b/kernel/locking/rtmutex.c
@@ -1616,11 +1616,12 @@ bool __sched __rt_mutex_futex_unlock(struct rt_mutex *lock,
void __sched rt_mutex_futex_unlock(struct rt_mutex *lock)
{
DEFINE_WAKE_Q(wake_q);
+ unsigned long flags;
bool postunlock;
- raw_spin_lock_irq(&lock->wait_lock);
+ raw_spin_lock_irqsave(&lock->wait_lock, flags);
postunlock = __rt_mutex_futex_unlock(lock, &wake_q);
- raw_spin_unlock_irq(&lock->wait_lock);
+ raw_spin_unlock_irqrestore(&lock->wait_lock, flags);
if (postunlock)
rt_mutex_postunlock(&wake_q);