linux-kernel - [PATCH tip/core/rcu 19/41] main: Replace rcu_barrier_sched() with rcu

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Date:   Sun, 11 Nov 2018 11:43:48 -0800
From:   "Paul E. McKenney" <paulmck@...ux.ibm.com>
To:     linux-kernel@...r.kernel.org
Cc:     mingo@...nel.org, jiangshanlai@...il.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,
        fweisbec@...il.com, oleg@...hat.com, joel@...lfernandes.org,
        "Paul E. McKenney" <paulmck@...ux.ibm.com>, linux-mm@...ck.org
Subject: [PATCH tip/core/rcu 19/41] main: Replace rcu_barrier_sched() with rcu_barrier()

Now that all RCU flavors have been consolidated, rcu_barrier_sched()
is but a synonym for rcu_barrier().  This commit therefore replaces
the former with the latter.

Signed-off-by: Paul E. McKenney <paulmck@...ux.ibm.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: "Steven Rostedt (VMware)" <rostedt@...dmis.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: <linux-mm@...ck.org>
---
 init/main.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/init/main.c b/init/main.c
index ee147103ba1b..a45486330243 100644
--- a/init/main.c
+++ b/init/main.c
@@ -1046,12 +1046,12 @@ static void mark_readonly(void)
 {
 	if (rodata_enabled) {
 		/*
-		 * load_module() results in W+X mappings, which are cleaned up
-		 * with call_rcu_sched().  Let's make sure that queued work is
+		 * load_module() results in W+X mappings, which are cleaned
+		 * up with call_rcu().  Let's make sure that queued work is
 		 * flushed so that we don't hit false positives looking for
 		 * insecure pages which are W+X.
 		 */
-		rcu_barrier_sched();
+		rcu_barrier();
 		mark_rodata_ro();
 		rodata_test();
 	} else
-- 
2.17.1