Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[sfrench/cifs-2.6.git] / kernel / sched / core.c

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 644fa2e3d993b5ef1bd1c57e4286168daadf14ff..5a31a85bbd84e9b89298cf908991eeb002656733 100644 (file)
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -508,7 +508,8 @@ void resched_cpu(int cpu)
        unsigned long flags;
 
        raw_spin_lock_irqsave(&rq->lock, flags);
-       resched_curr(rq);
+       if (cpu_online(cpu) || cpu == smp_processor_id())
+               resched_curr(rq);
        raw_spin_unlock_irqrestore(&rq->lock, flags);
 }
 
@@ -2056,7 +2057,7 @@ try_to_wake_up(struct task_struct *p, unsigned int state, int wake_flags)
        p->state = TASK_WAKING;
 
        if (p->in_iowait) {
-               delayacct_blkio_end();
+               delayacct_blkio_end(p);
                atomic_dec(&task_rq(p)->nr_iowait);
        }
 
@@ -2069,7 +2070,7 @@ try_to_wake_up(struct task_struct *p, unsigned int state, int wake_flags)
 #else /* CONFIG_SMP */
 
        if (p->in_iowait) {
-               delayacct_blkio_end();
+               delayacct_blkio_end(p);
                atomic_dec(&task_rq(p)->nr_iowait);
        }
 
@@ -2122,7 +2123,7 @@ static void try_to_wake_up_local(struct task_struct *p, struct rq_flags *rf)
 
        if (!task_on_rq_queued(p)) {
                if (p->in_iowait) {
-                       delayacct_blkio_end();
+                       delayacct_blkio_end(p);
                        atomic_dec(&rq->nr_iowait);
                }
                ttwu_activate(rq, p, ENQUEUE_WAKEUP | ENQUEUE_NOCLOCK);