From: "Rafael J. Wysocki" <rjw@rjwysocki.net>
To: Lan Tianyu <tianyu.lan@intel.com>
Cc: tj@kernel.org, jolsa@redhat.com, oleg@redhat.com,
lenb@kernel.org, linux-acpi@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH V2] ACPI/Processor: Rework processor throttling with work_on_cpu()
Date: Thu, 27 Feb 2014 00:49:24 +0100 [thread overview]
Message-ID: <1578601.f4RF6O7QVQ@vostro.rjw.lan> (raw)
In-Reply-To: <530DF035.2090703@intel.com>
On Wednesday, February 26, 2014 09:46:29 PM Lan Tianyu wrote:
> On 02/26/2014 09:30 PM, Rafael J. Wysocki wrote:
> > On Wednesday, February 26, 2014 09:03:05 PM Lan Tianyu wrote:
> >> acpi_processor_set_throttling() uses set_cpus_allowed_ptr() to make
> >> sure struct acpi_processor->acpi_processor_set_throttling() callback
> >> run on associated cpu. But the function maybe called in a worker which
> >> has been bound to a cpu. The patch is to replace set_cpus_allowed_ptr()
> >> with work_on_cpu().
> >>
> >> Signed-off-by: Lan Tianyu <tianyu.lan@intel.com>
> >
> > OK
> >
> > I suppose we need this in -stable?
>
> Yes.
>
> >
> > Which series of -stable should it go to? All of them or just recent?
>
> I think it should be all of them.
OK, queued up as a fix for 3.14, thanks!
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
prev parent reply other threads:[~2014-02-26 23:34 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-26 13:03 [PATCH V2] ACPI/Processor: Rework processor throttling with work_on_cpu() Lan Tianyu
2014-02-26 13:30 ` Rafael J. Wysocki
2014-02-26 13:46 ` Lan Tianyu
2014-02-26 23:49 ` Rafael J. Wysocki [this message]
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