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Date: Tue, 1 Sep 2009 19:20:43 +0900
From: Paul Mundt <lethal@linux-sh.org>
To: Mel Gorman <mel@csn.ul.ie>
Cc: Christoph Lameter <cl@linux-foundation.org>,
       KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
       Pekka Enberg <penberg@cs.helsinki.fi>,
       Peter Zijlstra <a.p.zijlstra@chello.nl>,
       Nick Piggin <nickpiggin@yahoo.com.au>,
       Dave Hansen <dave@linux.vnet.ibm.com>,
       Lee Schermerhorn <Lee.Schermerhorn@hp.com>,
       Andrew Morton <akpm@linux-foundation.org>,
       Linus Torvalds <torvalds@linux-foundation.org>,
       David Howells <dhowells@redhat.com>, linux-mm@kvack.org,
       linux-kernel@vger.kernel.org
Subject: Re: page allocator regression on nommu
Message-ID: <20090901102042.GA15680@linux-sh.org>
Mail-Followup-To: Paul Mundt <lethal@linux-sh.org>,
	Mel Gorman <mel@csn.ul.ie>,
	Christoph Lameter <cl@linux-foundation.org>,
	KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
	Pekka Enberg <penberg@cs.helsinki.fi>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Nick Piggin <nickpiggin@yahoo.com.au>,
	Dave Hansen <dave@linux.vnet.ibm.com>,
	Lee Schermerhorn <Lee.Schermerhorn@hp.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	David Howells <dhowells@redhat.com>, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org
References: <20090831074842.GA28091@linux-sh.org> <20090831103056.GA29627@csn.ul.ie> <20090831104315.GB30264@linux-sh.org> <20090831105952.GC29627@csn.ul.ie> <20090901004627.GA531@linux-sh.org> <20090901100356.GA27393@csn.ul.ie>
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On Tue, Sep 01, 2009 at 11:03:56AM +0100, Mel Gorman wrote:
> On Tue, Sep 01, 2009 at 09:46:27AM +0900, Paul Mundt wrote:
> > > What is the output of the following debug patch?
> > > 
> > 
> > ...
> > Inode-cache hash table entries: 1024 (order: 0, 4096 bytes)
> > ------------[ cut here ]------------
> > Badness at mm/page_alloc.c:1046
> > 
> 
> Ok, it looks like ownership was not being taken properly and the first
> patch was incomplete. Please try
> 
That did the trick, everything looks back to normal now. :-)

Tested-by: Paul Mundt <lethal@linux-sh.org>