From: Ingo Molnar <mingo@elte.hu>
Date: Wed, 8 Apr 2009 15:25:42 +0000 (+0200)
Subject: Merge commit 'v2.6.30-rc1' into sched/urgent
X-Git-Tag: firefly_0821_release~14011^2~18
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5af8c4e0fac9838428bd718040b664043a05f37c;p=firefly-linux-kernel-4.4.55.git

Merge commit 'v2.6.30-rc1' into sched/urgent

Merge reason: update to latest upstream to queue up fix

Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

5af8c4e0fac9838428bd718040b664043a05f37c
diff --cc kernel/sched.c
index 6234d10c6a79,6cc1fd5d5072..5724508c3b66
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@@ -9764,32 -10092,9 +10199,32 @@@ static void cpuacct_charge(struct task_
  	ca = task_ca(tsk);
  
  	for (; ca; ca = ca->parent) {
- 		u64 *cpuusage = percpu_ptr(ca->cpuusage, cpu);
+ 		u64 *cpuusage = per_cpu_ptr(ca->cpuusage, cpu);
  		*cpuusage += cputime;
  	}
 +
 +	rcu_read_unlock();
 +}
 +
 +/*
 + * Charge the system/user time to the task's accounting group.
 + */
 +static void cpuacct_update_stats(struct task_struct *tsk,
 +		enum cpuacct_stat_index idx, cputime_t val)
 +{
 +	struct cpuacct *ca;
 +
 +	if (unlikely(!cpuacct_subsys.active))
 +		return;
 +
 +	rcu_read_lock();
 +	ca = task_ca(tsk);
 +
 +	do {
 +		percpu_counter_add(&ca->cpustat[idx], val);
 +		ca = ca->parent;
 +	} while (ca);
 +	rcu_read_unlock();
  }
  
  struct cgroup_subsys cpuacct_subsys = {