| Subject | Re: [RFD 1/9] Change cpustat fields to an array. | From | Peter Zijlstra <> | Date | Tue, 27 Sep 2011 23:03:29 +0200 |
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On Fri, 2011-09-23 at 19:20 -0300, Glauber Costa wrote: > @@ -623,6 +624,9 @@ static inline struct task_group *task_group(struct > task_struct *p) > struct task_group *tg; > struct cgroup_subsys_state *css; > > + if (!p->mm) > + return &root_task_group; > + > css = task_subsys_state_check(p, cpu_cgroup_subsys_id, > lockdep_is_held(&p->pi_lock) || > lockdep_is_held(&task_rq(p)->lock));
Hmm, why is that? Aren't kthreads part of the cgroup muck just as much as normal tasks are?
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