From: Peter Zijlstra <peterz@infradead.org>
To: Stephane Eranian <eranian@google.com>
Cc: "Liang, Kan" <kan.liang@intel.com>,
"mingo@redhat.com" <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
"ak@linux.intel.com" <ak@linux.intel.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH V2 1/1] perf/x86: Add Intel power cstate PMUs support
Date: Thu, 6 Aug 2015 23:32:43 +0200 [thread overview]
Message-ID: <20150806213243.GA16853@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <CABPqkBR91SjU6UMVbdZ0+CpDw5gFOyFREAOk-qPCvxOkuWGWdA@mail.gmail.com>
On Thu, Aug 06, 2015 at 11:14:17AM -0700, Stephane Eranian wrote:
> On Thu, Aug 6, 2015 at 8:44 AM, Peter Zijlstra <peterz@infradead.org> wrote:
> >> +static cpumask_t power_cstate_core_cpu_mask;
> >
> > That one typically does not need a cpumask.
> >
> You need to pick one CPU out of the multi-core. But it is for client parts thus
> there is only one socket. At least this is my understanding.
Oh crud, core as in a group of SMT. There's so much core as in logical
cpu usage around these days I got confused :/
prev parent reply other threads:[~2015-08-06 21:32 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-27 8:46 kan.liang
2015-08-06 15:44 ` Peter Zijlstra
2015-08-06 18:14 ` Stephane Eranian
2015-08-06 18:52 ` Liang, Kan
2015-08-06 19:20 ` Stephane Eranian
2015-08-06 19:25 ` Liang, Kan
2015-08-06 20:16 ` Stephane Eranian
2015-08-06 20:25 ` Liang, Kan
2015-08-06 20:38 ` Stephane Eranian
2015-08-06 21:45 ` Liang, Kan
2015-08-06 23:10 ` Stephane Eranian
2015-08-06 23:40 ` Liang, Kan
2015-08-25 20:15 ` Liang, Kan
2015-08-28 14:53 ` Stephane Eranian
2015-08-28 15:00 ` Liang, Kan
2015-08-28 15:10 ` Stephane Eranian
2015-08-28 15:16 ` Liang, Kan
2015-08-06 21:32 ` Peter Zijlstra [this message]
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