linux-kernel - [PATCH 59/89] sched/core: Move the get_preempt_disable

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Date:   Mon,  6 Feb 2017 14:29:02 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     linux-kernel@...r.kernel.org
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Mike Galbraith <efault@....de>,
        Oleg Nesterov <oleg@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: [PATCH 59/89] sched/core: Move the get_preempt_disable_ip() inline to sched/core.c

It's defined in <linux/sched.h>, but nothing outside the scheduler
uses it - so move it to the sched/core.c usage site.

Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Mike Galbraith <efault@....de>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: linux-kernel@...r.kernel.org
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 include/linux/sched.h | 9 ---------
 kernel/sched/core.c   | 9 +++++++++
 2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/include/linux/sched.h b/include/linux/sched.h
index eed8d9148b23..c53bb89bfef7 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1623,15 +1623,6 @@ static inline void cond_resched_rcu(void)
 #endif
 }
 
-static inline unsigned long get_preempt_disable_ip(struct task_struct *p)
-{
-#ifdef CONFIG_DEBUG_PREEMPT
-	return p->preempt_disable_ip;
-#else
-	return 0;
-#endif
-}
-
 /*
  * Does a critical section need to be broken due to another
  * task waiting?: (technically does not depend on CONFIG_PREEMPT,
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index e37d2097dd87..bf2448b4dd98 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -3212,6 +3212,15 @@ static inline void preempt_latency_start(int val) { }
 static inline void preempt_latency_stop(int val) { }
 #endif
 
+static inline unsigned long get_preempt_disable_ip(struct task_struct *p)
+{
+#ifdef CONFIG_DEBUG_PREEMPT
+	return p->preempt_disable_ip;
+#else
+	return 0;
+#endif
+}
+
 /*
  * Print scheduling while atomic bug:
  */
-- 
2.7.4