[GIT PULL] locking fix

From: Ingo Molnar
Date: Fri Jul 21 2017 - 06:11:31 EST


Linus,

Please pull the latest locking-urgent-for-linus git tree from:

git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git locking-urgent-for-linus

# HEAD: 69f0d429c413fe96db2c187475cebcc6e3a8c7f5 locking/rtmutex: Remove unnecessary priority adjustment

Remove an unnecessary priority adjustment in the rtmutex code.

Thanks,

Ingo

------------------>
Alex Shi (1):
locking/rtmutex: Remove unnecessary priority adjustment


kernel/locking/rtmutex.c | 1 -
1 file changed, 1 deletion(-)

diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c
index 78069895032a..649dc9d3951a 100644
--- a/kernel/locking/rtmutex.c
+++ b/kernel/locking/rtmutex.c
@@ -963,7 +963,6 @@ static int task_blocks_on_rt_mutex(struct rt_mutex *lock,
return -EDEADLK;

raw_spin_lock(&task->pi_lock);
- rt_mutex_adjust_prio(task);
waiter->task = task;
waiter->lock = lock;
waiter->prio = task->prio;