From: "Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>
To: Lan Tianyu <lantianyu1986@gmail.com>
Cc: "Toralf Förster" <toralf.foerster@gmx.de>,
"Rafael J. Wysocki" <rjw@sisk.pl>,
"Viresh Kumar" <viresh.kumar@linaro.org>,
cpufreq@vger.kernel.org,
"Linux PM list" <linux-pm@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"Jarzmik, Robert" <robert.jarzmik@intel.com>,
"R, Durgadoss" <durgadoss.r@intel.com>,
"Dirk Brandewie" <dirk.brandewie@gmail.com>,
tianyu.lan@intel.com
Subject: Re: [PATCH] cpufreq: Fix cpufreq regression after suspend/resume
Date: Thu, 11 Jul 2013 19:54:36 +0530 [thread overview]
Message-ID: <51DEC024.50603@linux.vnet.ibm.com> (raw)
In-Reply-To: <CAOLK0pyJ=MoE20adyg8oUP-bTiwvXobRNX4ayA5eGRH0UGbpgw@mail.gmail.com>
On 07/11/2013 07:33 PM, Lan Tianyu wrote:
> 2013/7/11 Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>:
>> I tried to address all these in this patch, but you found yet another serious
>> loop-hole. I guess I'm out of ideas now... if anybody has any thoughts on how
>> to get this right, then I'm all ears. Else, we'll just revert the original
>> commit like Rafael suggested and leave it upto userspace to save and restore
>> the permissions across suspend/resume if it wants ;-(
>>
>
> How about implement scaling driver's suspend/resume callback()? Although this
> needs to be dealt with case by case. If one's callbacks hasn't been implemented,
> it would have to follow current rule.
>
Well, I'm now trying a slightly different approach at reorganizing the code,
and so far I think I'll be able to get it right this time. Let's see how it goes.
Regards,
Srivatsa S. Bhat
next prev parent reply other threads:[~2013-07-11 14:24 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <51C08370.4050906@gmx.de>
[not found] ` <1778593.ufLkNuJuaY@vostro.rjw.lan>
[not found] ` <51CB34A2.7090404@gmx.de>
2013-06-26 19:12 ` 3.10-rcX: cpu governor ondemand doesn't scale well after s2ram Rafael J. Wysocki
2013-06-27 4:10 ` Viresh Kumar
2013-06-27 18:00 ` Toralf Förster
2013-06-28 3:44 ` Viresh Kumar
2013-06-28 15:25 ` Toralf Förster
2013-06-29 13:30 ` Viresh Kumar
2013-06-29 17:50 ` Toralf Förster
2013-06-30 14:22 ` Rafael J. Wysocki
2013-06-30 15:15 ` Viresh Kumar
2013-06-30 16:20 ` Toralf Förster
2013-06-30 16:21 ` Toralf Förster
2013-06-30 16:33 ` Srivatsa S. Bhat
2013-06-30 17:05 ` Toralf Förster
2013-06-30 18:52 ` [PATCH] cpufreq: Fix cpufreq regression after suspend/resume Srivatsa S. Bhat
2013-06-30 22:46 ` Rafael J. Wysocki
2013-07-10 20:50 ` Toralf Förster
2013-07-10 22:29 ` Srivatsa S. Bhat
2013-07-11 5:40 ` Lan Tianyu
2013-07-11 6:23 ` Srivatsa S. Bhat
2013-07-11 14:03 ` Lan Tianyu
2013-07-11 14:24 ` Srivatsa S. Bhat [this message]
2013-07-11 14:23 ` Alan Stern
2013-07-11 14:38 ` Srivatsa S. Bhat
2013-07-13 10:16 ` Paul Bolle
2013-07-13 12:52 ` Paul Bolle
2013-07-15 6:13 ` Srivatsa S. Bhat
2013-07-03 19:46 ` 3.10-rcX: cpu governor ondemand doesn't scale well after s2ram Toralf Förster
2013-07-04 6:55 ` Srivatsa S. Bhat
2013-07-04 7:01 ` Viresh Kumar
2013-07-04 7:08 ` Srivatsa S. Bhat
2013-07-04 7:58 ` Viresh Kumar
2013-07-10 19:31 ` Toralf Förster
2013-07-04 8:04 ` Viresh Kumar
2013-07-04 8:23 ` Viresh Kumar
2013-07-04 16:42 ` Toralf Förster
2013-07-05 4:35 ` Viresh Kumar
2013-07-05 14:06 ` Toralf Förster
2013-06-28 17:17 ` Toralf Förster
2013-06-28 18:56 ` Rafael J. Wysocki
2013-06-28 18:51 ` Toralf Förster
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