---

yaml --- r: 100178 b: refs/heads/master c: f333fdc h: refs/heads/master v: v3
git-mirror · Jun 6, 2008 · ea17818 · ea17818
1 parent e42debd
commit ea17818
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Showing 2 changed files with 6 additions and 4 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 45c01e824991b2dd0a332e19efc4901acb31209f
+refs/heads/master: f333fdc9098b71e2687e4e9b6349fcb352960d66
diff --git a/trunk/kernel/sched.c b/trunk/kernel/sched.c
@@ -4134,7 +4134,7 @@ asmlinkage void __sched schedule(void)
 	struct task_struct *prev, *next;
 	unsigned long *switch_count;
 	struct rq *rq;
-	int cpu;
+	int cpu, hrtick = sched_feat(HRTICK);
 
 need_resched:
 	preempt_disable();
@@ -4149,7 +4149,8 @@ asmlinkage void __sched schedule(void)
 
 	schedule_debug(prev);
 
-	hrtick_clear(rq);
+	if (hrtick)
+		hrtick_clear(rq);
 
 	/*
 	 * Do the rq-clock update outside the rq lock:
@@ -4197,7 +4198,8 @@ asmlinkage void __sched schedule(void)
 	} else
 		spin_unlock_irq(&rq->lock);
 
-	hrtick_set(rq);
+	if (hrtick)
+		hrtick_set(rq);
 
 	if (unlikely(reacquire_kernel_lock(current) < 0))
 		goto need_resched_nonpreemptible;