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

Pull scheduler fix from Ingo Molnar:
 "An autogroup nice level adjustment bug fix"

* 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  sched/autogroup: Fix 64-bit kernel nice level adjustment
Linus Torvalds 8 tahun lalu
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melakukan
68f5503bdc
1 mengubah file dengan 3 tambahan dan 1 penghapusan
  1. 3 1
      kernel/sched/auto_group.c

+ 3 - 1
kernel/sched/auto_group.c

@@ -212,6 +212,7 @@ int proc_sched_autogroup_set_nice(struct task_struct *p, int nice)
 {
 {
 	static unsigned long next = INITIAL_JIFFIES;
 	static unsigned long next = INITIAL_JIFFIES;
 	struct autogroup *ag;
 	struct autogroup *ag;
+	unsigned long shares;
 	int err;
 	int err;
 
 
 	if (nice < MIN_NICE || nice > MAX_NICE)
 	if (nice < MIN_NICE || nice > MAX_NICE)
@@ -230,9 +231,10 @@ int proc_sched_autogroup_set_nice(struct task_struct *p, int nice)
 
 
 	next = HZ / 10 + jiffies;
 	next = HZ / 10 + jiffies;
 	ag = autogroup_task_get(p);
 	ag = autogroup_task_get(p);
+	shares = scale_load(sched_prio_to_weight[nice + 20]);
 
 
 	down_write(&ag->lock);
 	down_write(&ag->lock);
-	err = sched_group_set_shares(ag->tg, sched_prio_to_weight[nice + 20]);
+	err = sched_group_set_shares(ag->tg, shares);
 	if (!err)
 	if (!err)
 		ag->nice = nice;
 		ag->nice = nice;
 	up_write(&ag->lock);
 	up_write(&ag->lock);