From: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
To: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
Linux PM <linux-pm@vger.kernel.org>
Cc: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
LKML <linux-kernel@vger.kernel.org>,
Doug Smythies <dsmythies@telus.net>
Subject: Re: [PATCH v3 3/5] cpufreq: intel_pstate: Tweak the EPP sysfs interface
Date: Fri, 28 Aug 2020 15:36:48 +0300 [thread overview]
Message-ID: <c2e0eb0e42024fab7202603574013904087c5695.camel@linux.intel.com> (raw)
In-Reply-To: <9094016.kKgRgCK7kp@kreacher>
On Thu, 2020-08-27 at 17:14 +0200, Rafael J. Wysocki wrote:
> From: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
>
> Modify the EPP sysfs interface to reject attempts to change the EPP
> to values different from 0 ("performance") in the active mode with
> the "performance" policy (ie. scaling_governor set to "performance"),
> to avoid situations in which the kernel appears to discard data
> passed to it via the EPP sysfs attribute.
>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This one looks good to me, thanks.
Reviewed-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
--
Best Regards,
Artem Bityutskiy
next prev parent reply other threads:[~2020-08-28 12:37 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-27 15:08 [PATCH v3 0/5] cpufreq: intel_pstate: Address some HWP-related oddities Rafael J. Wysocki
2020-08-27 15:10 ` [PATCH v3 1/5] cpufreq: intel_pstate: Refuse to turn off with HWP enabled Rafael J. Wysocki
2020-08-27 15:13 ` [PATCH v3 2/5] cpufreq: intel_pstate: Update cached EPP in the active mode Rafael J. Wysocki
2020-08-27 15:14 ` [PATCH v3 3/5] cpufreq: intel_pstate: Tweak the EPP sysfs interface Rafael J. Wysocki
2020-08-28 12:36 ` Artem Bityutskiy [this message]
2020-08-27 15:20 ` [PATCH v3 4/5] cpufreq: intel_pstate: Add ->offline and ->online callbacks Rafael J. Wysocki
2020-08-31 18:15 ` Rafael J. Wysocki
2020-08-27 15:27 ` [PATCH v3 5/5] cpufreq: intel_pstate: Free memory only when turning off Rafael J. Wysocki
2020-08-27 19:52 ` [PATCH v3 0/5] cpufreq: intel_pstate: Address some HWP-related oddities Srinivas Pandruvada
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