Re: [PATCH 3/5] locking/rtmutex: Use acquire/release semantics

2015-09-22 Thread Davidlohr Bueso
On Tue, 22 Sep 2015, Thomas Gleixner wrote: @@ -121,11 +130,14 @@ static inline bool unlock_rt_mutex_safe(struct rt_mutex *lock) * lock(wait_lock); * acquire(lock); */ - return rt_mutex_cm

Re: [PATCH 3/5] locking/rtmutex: Use acquire/release semantics

2015-09-22 Thread Thomas Gleixner
On Mon, 21 Sep 2015, Davidlohr Bueso wrote: > As such, weakly ordered archs can benefit from more relaxed use > of barriers when locking/unlocking. > > Signed-off-by: Davidlohr Bueso > --- > kernel/locking/rtmutex.c | 30 +- > 1 file changed, 21 insertions(+), 9 delet