linux-kernel - Re: [RFC PATCH 0/5] Use an alternative to _PAGE_PROTNONE for _PAGE

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Message-ID: <CA+55aFwXuwE8=4h2LrjfjjMhE35pj4W6oOXYFuWkkB65eya=XA@mail.gmail.com>
Date:	Tue, 8 Apr 2014 11:55:22 -0700
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Mel Gorman <mgorman@...e.de>
Cc:	"H. Peter Anvin" <hpa@...or.com>, Linux-X86 <x86@...nel.org>,
	Cyrill Gorcunov <gorcunov@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Steven Noonan <steven@...inklabs.net>,
	Rik van Riel <riel@...hat.com>,
	David Vrabel <david.vrabel@...rix.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Dave Hansen <dave.hansen@...el.com>,
	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	Linux-MM <linux-mm@...ck.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH 0/5] Use an alternative to _PAGE_PROTNONE for
 _PAGE_NUMA v2

On Tue, Apr 8, 2014 at 11:51 AM, Mel Gorman <mgorman@...e.de> wrote:
>
> I picked a solution. The posted series uses a different bit.

Yes, and I actually like that. I have nothing against your patch
series. I'm ranting and raving because you then seemed to say "maybe
we shouldn't pick a solution after all" when you said:

> > If you are ok with leaving _PAGE_NUMA as _PAGE_PROTNONE

which was what I reacted to.

             Linus
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