locking/ww_mutex: Use relaxed atomics
authorPeter Zijlstra <peterz@infradead.org>
Thu, 24 Nov 2016 11:46:26 +0000 (12:46 +0100)
committerIngo Molnar <mingo@kernel.org>
Tue, 6 Dec 2016 09:42:03 +0000 (10:42 +0100)
commitf4ec57b632fe15ed7a355099cb96ed4b647416de
tree8e0c616b64f96f3a3bd75d53835de3d2275e493d
parent84d82ec5b9046ecdf16031d3e93a66ef50257402
locking/ww_mutex: Use relaxed atomics

The stamp is a sequence number, we don't care about memory ordering.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Boqun Feng <boqun.feng@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Will Deacon <will.deacon@arm.com>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
include/linux/ww_mutex.h