diff options
Diffstat (limited to 'kernel/locking')
| -rw-r--r-- | kernel/locking/rtmutex.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c index b3c09611ef6a..c8fe74ef8db9 100644 --- a/kernel/locking/rtmutex.c +++ b/kernel/locking/rtmutex.c @@ -1082,8 +1082,13 @@ static int __sched task_blocks_on_rt_mutex(struct rt_mutex_base *lock, /* Check whether the waiter should back out immediately */ rtm = container_of(lock, struct rt_mutex, rtmutex); res = __ww_mutex_add_waiter(waiter, rtm, ww_ctx); - if (res) + if (res) { + raw_spin_lock(&task->pi_lock); + rt_mutex_dequeue(lock, waiter); + task->pi_blocked_on = NULL; + raw_spin_unlock(&task->pi_lock); return res; + } } if (!owner) |