netns xfrm: fix "ip xfrm state|policy count" misreport

[safe/jmp/linux-2.6] / kernel / sched_idletask.c

diff --git a/kernel/sched_idletask.c b/kernel/sched_idletask.c
index 3a4f92d..5f93b57 100644 (file)
--- a/kernel/sched_idletask.c
+++ b/kernel/sched_idletask.c
@@ -6,7 +6,7 @@
  */
 
 #ifdef CONFIG_SMP
-static int select_task_rq_idle(struct task_struct *p, int sync)
+static int select_task_rq_idle(struct task_struct *p, int sd_flag, int flags)
 {
        return task_cpu(p); /* IDLE tasks as never migrated */
 }
@@ -14,7 +14,7 @@ static int select_task_rq_idle(struct task_struct *p, int sync)
 /*
  * Idle tasks are unconditionally rescheduled:
  */
-static void check_preempt_curr_idle(struct rq *rq, struct task_struct *p)
+static void check_preempt_curr_idle(struct rq *rq, struct task_struct *p, int flags)
 {
        resched_task(rq->idle);
 }
@@ -22,7 +22,8 @@ static void check_preempt_curr_idle(struct rq *rq, struct task_struct *p)
 static struct task_struct *pick_next_task_idle(struct rq *rq)
 {
        schedstat_inc(rq, sched_goidle);
-
+       /* adjust the active tasks as we might go into a long sleep */
+       calc_load_account_active(rq);
        return rq->idle;
 }
 
@@ -33,10 +34,10 @@ static struct task_struct *pick_next_task_idle(struct rq *rq)
 static void
 dequeue_task_idle(struct rq *rq, struct task_struct *p, int sleep)
 {
-       spin_unlock_irq(&rq->lock);
+       raw_spin_unlock_irq(&rq->lock);
        printk(KERN_ERR "bad: scheduling from the idle thread!\n");
        dump_stack();
-       spin_lock_irq(&rq->lock);
+       raw_spin_lock_irq(&rq->lock);
 }
 
 static void put_prev_task_idle(struct rq *rq, struct task_struct *prev)
@@ -76,7 +77,7 @@ static void switched_to_idle(struct rq *rq, struct task_struct *p,
        if (running)
                resched_task(rq->curr);
        else
-               check_preempt_curr(rq, p);
+               check_preempt_curr(rq, p, 0);
 }
 
 static void prio_changed_idle(struct rq *rq, struct task_struct *p,
@@ -93,7 +94,12 @@ static void prio_changed_idle(struct rq *rq, struct task_struct *p,
                if (p->prio > oldprio)
                        resched_task(rq->curr);
        } else
-               check_preempt_curr(rq, p);
+               check_preempt_curr(rq, p, 0);
+}
+
+unsigned int get_rr_interval_idle(struct rq *rq, struct task_struct *task)
+{
+       return 0;
 }
 
 /*
@@ -105,9 +111,6 @@ static const struct sched_class idle_sched_class = {
 
        /* dequeue is not valid, we print a debug message there: */
        .dequeue_task           = dequeue_task_idle,
-#ifdef CONFIG_SMP
-       .select_task_rq         = select_task_rq_idle,
-#endif /* CONFIG_SMP */
 
        .check_preempt_curr     = check_preempt_curr_idle,
 
@@ -115,6 +118,8 @@ static const struct sched_class idle_sched_class = {
        .put_prev_task          = put_prev_task_idle,
 
 #ifdef CONFIG_SMP
+       .select_task_rq         = select_task_rq_idle,
+
        .load_balance           = load_balance_idle,
        .move_one_task          = move_one_task_idle,
 #endif
@@ -122,6 +127,8 @@ static const struct sched_class idle_sched_class = {
        .set_curr_task          = set_curr_task_idle,
        .task_tick              = task_tick_idle,
 
+       .get_rr_interval        = get_rr_interval_idle,
+
        .prio_changed           = prio_changed_idle,
        .switched_to            = switched_to_idle,