linux-kernel - Re: [RFC PATCH] x86, fpu: Use eagerfpu by default on all CPUs

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Date:	Mon, 23 Feb 2015 10:53:14 -0500
From:	Rik van Riel <riel@...hat.com>
To:	Borislav Petkov <bp@...en8.de>, Oleg Nesterov <oleg@...hat.com>
CC:	Andy Lutomirski <luto@...capital.net>, x86@...nel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH] x86, fpu: Use eagerfpu by default on all CPUs

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On 02/23/2015 10:11 AM, Borislav Petkov wrote:
> On Mon, Feb 23, 2015 at 03:59:29PM +0100, Oleg Nesterov wrote:
>> Well, but if we want this change then perhaps we should simply
>> change the default value? This way "AUTO" still can work.
> 
> Yeah, sure, let's do some measurements first, to see whether this
> is even worth it.
> 
> Btw, Mel pointed me at some cleanups he did a while ago in that
> area too: https://lkml.org/lkml/2014/8/6/201
> 
> If you guys could take a look, that would be awesome :)

I don't think any of those changes would survive the
"defer FPU loading to do_notify_resume" patch series.

- -- 
All rights reversed
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