linux-kernel - [PATCH v2 tip/core/rcu 3/9] Convert ACCESS_ONCE() to READ_ONCE() and WRITE

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Message-Id: <1426531344-24822-3-git-send-email-paulmck@linux.vnet.ibm.com>
Date:	Mon, 16 Mar 2015 11:42:18 -0700
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	linux-kernel@...r.kernel.org
Cc:	mingo@...nel.org, laijs@...fujitsu.com, dipankar@...ibm.com,
	akpm@...ux-foundation.org, mathieu.desnoyers@...icios.com,
	josh@...htriplett.org, tglx@...utronix.de, peterz@...radead.org,
	rostedt@...dmis.org, dhowells@...hat.com, edumazet@...gle.com,
	dvhart@...ux.intel.com, fweisbec@...il.com, oleg@...hat.com,
	bobby.prani@...il.com,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Subject: [PATCH v2 tip/core/rcu 3/9] Convert ACCESS_ONCE() to READ_ONCE() and WRITE_ONCE() in rcutorture.c

From: "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>

This commit moves kernel/rcu/rcutorture.c from the old ACCESS_ONCE()
API to the new READ_ONCE() and WRITE_ONCE() APIs.

Signed-off-by: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
---
 kernel/rcu/rcutorture.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c
index 8dbe27611ec3..a67ef6ff86b0 100644
--- a/kernel/rcu/rcutorture.c
+++ b/kernel/rcu/rcutorture.c
@@ -1413,7 +1413,7 @@ static int rcu_torture_barrier_cbs(void *arg)
 	do {
 		wait_event(barrier_cbs_wq[myid],
 			   (newphase =
-			    ACCESS_ONCE(barrier_phase)) != lastphase ||
+			    READ_ONCE(barrier_phase)) != lastphase ||
 			   torture_must_stop());
 		lastphase = newphase;
 		smp_mb(); /* ensure barrier_phase load before ->call(). */
-- 
1.8.1.5

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