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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-03-20 09:56:08 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-03-20 09:56:08 +0100
commita8f25c36f7322fd089e6d006b4e3708038882561 (patch)
treee8550a9f5c085ac9dc6b5f183ea9e50ecbfd2ae5 /kernel/locking
parent225b3dc92da1a3198cf687b13435fef952757a8f (diff)
parentc698ca5278934c0ae32297a8725ced2e27585d7f (diff)
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Merge branch 4.16-rc6 into usb-next
We want the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/locking')
-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);