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From: Viresh Kumar <viresh.kumar@linaro.org>
To: Yuantian Tang <Yuantian.Tang@freescale.com>
Cc: Rafael Wysocki <rjw@rjwysocki.net>,
	"linaro-kernel@lists.linaro.org" <linaro-kernel@lists.linaro.org>,
	"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
	Hongbo Zhang <hongbo.zhang@freescale.com>,
	"LeoLi@freescale.com" <LeoLi@freescale.com>
Subject: Re: [PATCH 2/2] cpufreq: ppc-corenet: remove per-cpu variable 'cpu_mask'
Date: Tue, 2 Sep 2014 12:19:26 +0530	[thread overview]
Message-ID: <CAKohpokQo=Jqgj2CzTH41WbD6F1GpdhksWdg0dm8WLN_CT5KkA@mail.gmail.com> (raw)
In-Reply-To: <6a145a322bd64e14a2d94e8c40151bbe@BY2PR03MB570.namprd03.prod.outlook.com>

On 2 September 2014 12:16, Yuantian Tang <Yuantian.Tang@freescale.com> wrote:
> Hello Viresh:
>
> Probably it is not right considering the CPU cluster and CPU hotplug case.

So in case of hotplug the worst that can happen is policy->cpu gets updated.
But because we are all concerned about cpu_data here, which is stored in
per-cpu variables and is updated for all online CPUs, it should work.

I would like to see how that fails :)

  reply	other threads:[~2014-09-02  6:49 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-02  3:41 [PATCH 1/2] cpufreq: ppc-corenet: remove duplicate update of cpu_data Viresh Kumar
2014-09-02  3:41 ` [PATCH 2/2] cpufreq: ppc-corenet: remove per-cpu variable 'cpu_mask' Viresh Kumar
2014-09-02  6:46   ` Yuantian Tang
2014-09-02  6:49     ` Viresh Kumar [this message]
2014-09-02  7:02       ` Yuantian Tang
2014-09-02  7:09         ` Viresh Kumar
2014-09-02  8:08           ` Yuantian Tang
2014-09-03  8:02           ` Yuantian Tang
2014-09-03  9:50             ` Viresh Kumar
2014-09-04  2:51               ` Yuantian Tang
2014-09-04  3:38                 ` Viresh Kumar
2014-09-04  4:33                   ` Yuantian Tang
2014-09-04  4:37                     ` Viresh Kumar
2014-09-05  9:35                       ` Yuantian Tang
2014-09-05  9:40                         ` Viresh Kumar
2014-09-02  6:38 ` [PATCH 1/2] cpufreq: ppc-corenet: remove duplicate update of cpu_data Yuantian Tang
2014-09-02  6:47   ` Viresh Kumar
2014-09-10  4:32 ` Viresh Kumar
2014-09-10  5:30   ` Yuantian Tang
2014-09-10  5:39     ` Viresh Kumar
2014-09-10  6:19       ` Yuantian Tang
2014-09-10  6:20 ` Yuantian Tang
2014-09-24 23:45 ` Rafael J. Wysocki
2014-09-29  9:05   ` Viresh Kumar
2014-09-29 23:41     ` Rafael J. Wysocki

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