From: Stewart Smith <stewart@linux.vnet.ibm.com>
To: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com>, rjw@rjwysocki.net
Cc: linux-pm@vger.kernel.org, viresh.kumar@linaro.org,
linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org,
joel@jms.id.au
Subject: Re: [PATCH v5 3/6] cpufreq: powernv: Register for OCC related opal_message notification
Date: Mon, 10 Aug 2015 18:19:08 +1000 [thread overview]
Message-ID: <m3zj1zd08z.fsf@oc8180480414.ibm.com> (raw)
In-Reply-To: <55C857F8.6090502@linux.vnet.ibm.com>
Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com> writes:
>> Also, do we export this information via sysfs somewhere? It would seem
>> to want to go along with other cpufreq/cpu info there.
>
> No we don't export the throttling status of the cpu via sysfs. Since the
> throttling state is common across the chip, the per_cpu export will be
> redundant. Did you mean something like one of the below:
>
> 1)/sys/devices/system/cpu/cpufreq/chipN_throttle
>
> 2)/sys/devices/system/cpu/cpuN/cpufreq/throttle
yeah, I was thinking something like that.
next prev parent reply other threads:[~2015-08-10 8:19 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-16 8:04 [PATCH v5 0/6] powernv: cpufreq: Report frequency throttle by OCC Shilpasri G Bhat
2015-07-16 8:04 ` [PATCH v5 1/6] cpufreq: powernv: Handle throttling due to Pmax capping at chip level Shilpasri G Bhat
2015-07-16 8:04 ` [PATCH v5 2/6] powerpc/powernv: Add definition of OPAL_MSG_OCC message type Shilpasri G Bhat
2015-08-10 0:23 ` Stewart Smith
2015-08-10 7:31 ` Shilpasri G Bhat
2015-07-16 8:04 ` [PATCH v5 3/6] cpufreq: powernv: Register for OCC related opal_message notification Shilpasri G Bhat
2015-08-10 1:41 ` Stewart Smith
2015-08-10 7:51 ` Shilpasri G Bhat
2015-08-10 7:55 ` Viresh Kumar
2015-08-10 8:19 ` Stewart Smith [this message]
2015-07-16 8:04 ` [PATCH v5 4/6] cpufreq: powernv: Call throttle_check() on receiving OCC_THROTTLE Shilpasri G Bhat
2015-07-16 8:04 ` [PATCH v5 5/6] cpufreq: powernv: Report Psafe only if PMSR.psafe_mode_active bit is set Shilpasri G Bhat
2015-07-16 8:04 ` [PATCH v5 6/6] cpufreq: powernv: Restore cpu frequency to policy->cur on unthrottling Shilpasri G Bhat
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