el@vger.kernel.org; t...@kernel.org;
> torva...@linux-foundation.org; zhao...@cn.fujitsu.com;
> yangds.f...@cn.fujitsu.com; h...@zytor.com; Stephen Rothwell
> ; Michael Ellerman
> Subject: Re: [tip:sched/core] sched/cpuacct: Split usage accounting into
> user_usage and sys_usage
>
On Wed, Apr 06, 2016 at 08:32:19PM +1000, Anton Blanchard wrote:
> Hi,
>
> > > > void cpuacct_charge(struct task_struct *tsk, u64 cputime)
> > > > {
> > > > struct cpuacct *ca;
> > > > + int index;
> > > > +
> > > > + if (user_mode(task_pt_regs(tsk)))
> > > > +
Hi,
> > > void cpuacct_charge(struct task_struct *tsk, u64 cputime)
> > > {
> > > struct cpuacct *ca;
> > > + int index;
> > > +
> > > + if (user_mode(task_pt_regs(tsk)))
> > > + index = CPUACCT_USAGE_USER;
> > > + else
> > > + index = CPUACCT_USAGE_SYSTEM;
This is oopsing bec
On Wed, Apr 06, 2016 at 03:47:18PM +0800, Zhao Lei wrote:
> > If you change the above loop to something like:
> >
> > for (ca = task_ca(tsk); ca; ca = parent_ca(ca)) {
> > if (WARN_ON_ONCE(!ca->cpuusage))
> > continue;
> > this_cpu_ptr(ca->cpuusage)-
el@vger.kernel.org; t...@kernel.org; torva...@linux-foundation.org;
> zhao...@cn.fujitsu.com; pet...@infradead.org; yangds.f...@cn.fujitsu.com;
> h...@zytor.com
> Subject: Re: [tip:sched/core] sched/cpuacct: Split usage accounting into
> user_usage and sys_usage
>
>
> * Srik
* Srikar Dronamraju wrote:
> * tip-bot for Dongsheng Yang [2016-03-31 02:27:39]:
>
> > Commit-ID: d740037fac7052e49450f6fa1454f1144a103b55
> > Gitweb:
> > http://git.kernel.org/tip/d740037fac7052e49450f6fa1454f1144a103b55
> > Author: Dongsheng Yang
> > AuthorDate: Tue, 22 Mar 2016 1
* tip-bot for Dongsheng Yang [2016-03-31 02:27:39]:
> Commit-ID: d740037fac7052e49450f6fa1454f1144a103b55
> Gitweb: http://git.kernel.org/tip/d740037fac7052e49450f6fa1454f1144a103b55
> Author: Dongsheng Yang
> AuthorDate: Tue, 22 Mar 2016 16:37:08 +0800
> Committer: Ingo Molnar
> Comm
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