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Merge branch 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

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* 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  sched: fix init_idle()'s use of sched_clock()
  sched: fix stale value in average load per task
This commit is contained in:
Linus Torvalds 2008-11-12 17:22:44 -08:00
parent 65131cd52b 5cbd54ef47
commit 4ffaf869c7
1 changed files with 4 additions and 1 deletions
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5
kernel/sched.c
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@ -1456,6 +1456,8 @@ static unsigned long cpu_avg_load_per_task(int cpu)
if (rq->nr_running)
rq->avg_load_per_task = rq->load.weight / rq->nr_running;
else
rq->avg_load_per_task = 0;
return rq->avg_load_per_task;
}
@ -5868,6 +5870,8 @@ void __cpuinit init_idle(struct task_struct *idle, int cpu)
struct rq *rq = cpu_rq(cpu);
unsigned long flags;
spin_lock_irqsave(&rq->lock, flags);
__sched_fork(idle);
idle->se.exec_start = sched_clock();
@ -5875,7 +5879,6 @@ void __cpuinit init_idle(struct task_struct *idle, int cpu)
idle->cpus_allowed = cpumask_of_cpu(cpu);
__set_task_cpu(idle, cpu);
spin_lock_irqsave(&rq->lock, flags);
rq->curr = rq->idle = idle;
#if defined(CONFIG_SMP) && defined(__ARCH_WANT_UNLOCKED_CTXSW)
idle->oncpu = 1;