linux-kernel - Re: [PATCH] x86: mtrr_cleanup hole size should be less than half of chunk

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Date:	Sun, 28 Sep 2008 09:13:50 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Yinghai Lu <yinghai@...nel.org>
Cc:	Dylan Taft <d13f00l@...il.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Yinghai Lu <yhlu.kernel@...il.com>
Subject: Re: [PATCH] x86: mtrr_cleanup hole size should be less than half
	of chunk_size v2


* Yinghai Lu <yinghai@...nel.org> wrote:

> On Sat, Sep 27, 2008 at 8:26 PM, Yinghai Lu <yhlu.kernel@...il.com> wrote:
> > v2: should check with half of range0 size instead of chunk_size
> >
> > So don't have silly big hole.
> >
> > in hpa's case we could auto detect instead of adding mtrr_chunk_size in command line
> >
> > Ingo, please consider to squash this one to previous one
> > |  commit 2313c2793d290a8cc37c428f8622c53f3fe1d6dc
> > |  Author: Yinghai Lu <yhlu.kernel@...il.com>
> > |  Date:   Sat Sep 27 00:30:08 2008 -0700
> > |
> > |      x86: mtrr_cleanup optimization, v2
> >
> > Signed-off-by: Yinghai Lu <yhlu.kernel@...il.com>
> >
> 
> Dylan,
> 
> please try tip/master after Ingo put this patch into it...

applied to tip/x86/mtrr, thanks Yinghai! I've also propagated it to 
tip/master and pushed it out, so Dylan could do a one-stop testing of 
tip/master.

	Ingo
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