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Date: Wed, 4 May 2011 18:40:49 -0700
From: Linus Torvalds <torvalds@...ux-foundation.org>
To: Michel Lespinasse <walken@...gle.com>
Cc: Robert Święcki <robert@...ecki.net>,
Hugh Dickins <hughd@...gle.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Miklos Szeredi <miklos@...redi.hu>,
"Eric W. Biederman" <ebiederm@...ssion.com>,
linux-kernel@...r.kernel.org, linux-mm@...ck.org,
Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Rik van Riel <riel@...hat.com>
Subject: Re: [PATCH] mm: fix possible cause of a page_mapped BUG
On Wed, May 4, 2011 at 6:18 PM, Michel Lespinasse <walken@...gle.com> wrote:
>
> I think we want the mm/memory.c part of this proposal without the
> mm/mlock.c part.
.. but what about mlock not setting the FOLL_MLOCK bit, then?
In that case, you'd get the "mlock extends the stack" problem.
Linus
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