linux-kernel - [PATCH] sched: Fix the ifdef block in add_nr

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Date:   Tue,  6 Nov 2018 11:12:57 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>
Cc:     Viresh Kumar <viresh.kumar@...aro.org>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] sched: Fix the ifdef block in add_nr_running()

There is no point in keeping the conditional statement of the if block
outside of the ifdef block, while all of its body is contained within
the ifdef block. Move the conditional statement as well under the ifdef
block.

Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
---
 kernel/sched/sched.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index b7a3147874e3..e0e052a50fcd 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -1801,12 +1801,12 @@ static inline void add_nr_running(struct rq *rq, unsigned count)
 
 	rq->nr_running = prev_nr + count;
 
-	if (prev_nr < 2 && rq->nr_running >= 2) {
 #ifdef CONFIG_SMP
+	if (prev_nr < 2 && rq->nr_running >= 2) {
 		if (!READ_ONCE(rq->rd->overload))
 			WRITE_ONCE(rq->rd->overload, 1);
-#endif
 	}
+#endif
 
 	sched_update_tick_dependency(rq);
 }
-- 
2.19.1.568.g152ad8e3369a