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sched/debug: Add SCHED_WARN_ON()

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Provide SCHED_WARN_ON as wrapper for WARN_ON_ONCE() to avoid
CONFIG_SCHED_DEBUG wrappery.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Peter Zijlstra
2016-09-20 22:34:51 +02:00
committed by Ingo Molnar
parent 49bd21efe7
commit 9148a3a10e
2 changed files with 10 additions and 6 deletions
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8
kernel/sched/sched.h
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@@ -15,6 +15,12 @@
#include "cpudeadline.h"
#include "cpuacct.h"
#ifdef CONFIG_SCHED_DEBUG
#define SCHED_WARN_ON(x) WARN_ONCE(x, #x)
#else
#define SCHED_WARN_ON(x) ((void)(x))
#endif
struct rq;
struct cpuidle_state;
@@ -1309,7 +1315,7 @@ static inline void idle_set_state(struct rq *rq,
static inline struct cpuidle_state *idle_get_state(struct rq *rq)
{
WARN_ON(!rcu_read_lock_held());
SCHED_WARN_ON(!rcu_read_lock_held());
return rq->idle_state;
}
#else