linux-kernel - Re: bad rss-counter message in 3.14rc5

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Message-ID: <20140319020602.GA29787@redhat.com>
Date:	Tue, 18 Mar 2014 22:06:02 -0400
From:	Dave Jones <davej@...hat.com>
To:	Sasha Levin <sasha.levin@...cle.com>
Cc:	Hugh Dickins <hughd@...gle.com>,
	Cyrill Gorcunov <gorcunov@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	linux-mm@...ck.org, Linus Torvalds <torvalds@...ux-foundation.org>,
	Joonsoo Kim <iamjoonsoo.kim@....com>,
	Bob Liu <bob.liu@...cle.com>,
	Konstantin Khlebnikov <koct9i@...il.com>
Subject: Re: bad rss-counter message in 3.14rc5

On Tue, Mar 18, 2014 at 09:32:36PM -0400, Sasha Levin wrote:
 
 > > Untested patch below: I can't quite say Reported-by, because it may
 > > not even be one that you and Sasha have been seeing; but I'm hopeful,
 > > remap_file_pages is in the list.
 > >
 > > Please give this a try, preferably on 3.14-rc or earlier: I've never
 > > seen "Bad rss-counter"s there myself (trinity uses remap_file_pages
 > > a lot more than most of us); but have seen them on mmotm/next, so
 > > some other trigger is coming up there, I'll worry about that once
 > > it reaches 3.15-rc.
 > 
 > The patch fixed the "Bad rss-counter" errors I've been seeing both in
 > 3.14-rc7 and -next.
 
It's looking good here too so far. I'll leave it running overnight to be sure.

	Dave

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