linux-kernel - Re: [PATCH REGRESSION FIX] x86 idle: restore mwait

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Message-ID: <CAL3-7Mo_OFdHdGDXq61eNuSqYaQiiGeBWsuGiSBsfcxSa2xExQ@mail.gmail.com>
Date:	Mon, 16 Mar 2015 23:32:57 +0000
From:	Ian Malone <ibmalone@...il.com>
To:	Mike Galbraith <umgwanakikbuti@...il.com>
Cc:	Andy Lutomirski <luto@...capital.net>, Len Brown <lenb@...nel.org>,
	x86@...nel.org, linux-pm@...r.kernel.org,
	linux-kernel@...r.kernel.org, Len Brown <len.brown@...el.com>,
	Josh Boyer <jwboyer@...hat.com>, stable@...r.kernel.org,
	Peter Zijlstra <peterz@...radead.org>
Subject: Re: [PATCH REGRESSION FIX] x86 idle: restore mwait_idle()

On 15 March 2015 at 04:53, Mike Galbraith <umgwanakikbuti@...il.com> wrote:
> On Sat, 2015-03-14 at 23:44 +0000, Ian Malone wrote:
>> On 18 January 2014 at 16:14, Mike Galbraith <bitbucket@...ine.de> wrote:
>> > On Sat, 2014-01-18 at 10:33 +0100, Mike Galbraith wrote:
>> >> On Fri, 2014-01-17 at 05:20 +0100, Mike Galbraith wrote:
>>
>> > Signed-off-by: Mike Galbraith <bitbucket@...ine.de>
>> > Cc: <stable@...r.kernel.org> # 3.10+
>> > ---
>> >  arch/x86/kernel/process.c |    9 ++++++---
>> >  1 file changed, 6 insertions(+), 3 deletions(-)
>> >
>> > --- a/arch/x86/kernel/process.c
>> > +++ b/arch/x86/kernel/process.c
>> > @@ -427,18 +427,21 @@ static int prefer_mwait_c1_over_halt(con
>>
>> Hi, this series of patches never seem to have made it as far as the
>> mainline kernel, anyone know what needs to happen next?
>
> My plan is to keep on carrying it locally for as long as I run new
> kernels on crusty ole core2 boxen, then stop caring about them entirely
> like the rest of the planet :)
>

Looks like Ingo Molnar has committed to tip which is probably a good
sign, thanks all.
(Have to hand this system on to someone who wont be patching kernels...)

-- 
imalone
http://ibmalone.blogspot.co.uk
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