linux-kernel - Re: [PATCH] mm: fix possible cause of a page

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Message-ID: <alpine.LSU.2.00.1104070718120.28555@sister.anvils>
Date:	Thu, 7 Apr 2011 07:24:02 -0700 (PDT)
From:	Hugh Dickins <hughd@...gle.com>
To:	Robert Swiecki <robert@...ecki.net>
cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Miklos Szeredi <miklos@...redi.hu>,
	Michel Lespinasse <walken@...gle.com>,
	"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 Thu, 7 Apr 2011, Robert Swiecki wrote:
> >
> > Testing with Linus' patch. Will let you know in a few hours.
> 
> Ok, nothing happened after ~20h. The bug, usually, was triggered within 5-10h.
> 
> I can add some printk in this condition, and let it run for a few days
> (I will not have access to my testing machine throughout that time),
> if you think this will confirm your hypothesis.

That's great, thanks Robert.  If the machine has nothing better to do,
then it would be nice to let it run a little longer (a few days if that's
what suits you), but it does look good so far.  Though I'm afraid you'll
now discover something else entirely ;)

Hugh
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