linux-kernel - Re: 3.4-rc7: BUG: Bad rss-counter state mm:ffff88040b56f800 idx:1 val:-59

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Message-Id: <20120529132658.14ab9ba3.akpm@linux-foundation.org>
Date:	Tue, 29 May 2012 13:26:58 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Konstantin Khlebnikov <khlebnikov@...nvz.org>
Cc:	Oleg Nesterov <oleg@...hat.com>,
	Martin Mokrejs <mmokrejs@...d.natur.cuni.cz>,
	LKML <linux-kernel@...r.kernel.org>,
	"markus@...ppelsdorf.de" <markus@...ppelsdorf.de>,
	"hughd@...gle.com" <hughd@...gle.com>,
	"kamezawa.hiroyu@...fujitsu.com" <kamezawa.hiroyu@...fujitsu.com>,
	Michal Hocko <mhocko@...e.cz>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>
Subject: Re: 3.4-rc7: BUG: Bad rss-counter state mm:ffff88040b56f800 idx:1
 val:-59

On Wed, 30 May 2012 00:18:31 +0400
Konstantin Khlebnikov <khlebnikov@...nvz.org> wrote:

> Oleg Nesterov wrote:
> > On 05/22, Andrew Morton wrote:
> >>
> >> Also, I have a note here that Oleg was unhappy with the patch.  Oleg
> >> happiness is important.  Has he cheered up yet?
> >
> > Well, yes, I do not really like this patch ;) Because I think there is
> > a more simple/straightforward fix, see below. In my opinion it also
> > makes the original code simpler.
> >
> > But. Obviously this is subjective, I can't prove my patch is "better",
> > and I didn't try to test it.
> >
> > So I won't argue with Konstantin who dislikes my patch, although I
> > would like to know the reason.
> 
> I don't remember why I dislike your patch.
> For now I can only say ACK )

We'll need a changelogged signed-off patch, please Oleg.  And some evidence
that it was tested would be nice ;)

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