linux-kernel - Re: [Xen-devel] [PATCH] thp: avoid atomic64_read in pmd_read

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Message-ID: <20120611194113.GH3094@redhat.com>
Date:	Mon, 11 Jun 2012 21:41:16 +0200
From:	Andrea Arcangeli <aarcange@...hat.com>
To:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
Cc:	Andrew Jones <drjones@...hat.com>,
	Konrad Rzeszutek Wilk <konrad@...nok.org>,
	xen-devel@...ts.xensource.com, Petr Matousek <pmatouse@...hat.com>,
	676360@...s.debian.org, Greg KH <gregkh@...uxfoundation.org>,
	Hugh Dickins <hughd@...gle.com>, linux-kernel@...r.kernel.org,
	stable@...r.kernel.org, Ulrich Obergfell <uobergfe@...hat.com>,
	Jonathan Nieder <jrnieder@...il.com>,
	Mel Gorman <mgorman@...e.de>, Jan Beulich <jbeulich@...e.com>,
	KOSAKI Motohiro <kosaki.motohiro@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Larry Woodman <lwoodman@...hat.com>, alan@...rguk.ukuu.org.uk
Subject: Re: [Xen-devel] [PATCH] thp: avoid atomic64_read in pmd_read_atomic
 for 32bit PAE\

Hi,

On Mon, Jun 11, 2012 at 03:27:38PM -0400, Konrad Rzeszutek Wilk wrote:
> > > Nice. Andrew, any chane you could test this patch on the affected
> > > Xen hypervisors? Was it as easy to reproduce this on a RHEL5 (U1?)
> > > hypervisor or is it really only on Linode and Amazon EC2?
> > > 
> > 
> > Originally, I was able to reproduce the issue easily with a RHEL5
> > host. Now, with this patch it's fixed.
> 
> OK, so Tested-by: Andrew Jones..
> and from my perspective it looks good - so Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>

Thanks for testing and reviews.

> Andrea, any chance you can respin this patch and send it to Linus for 3.5 please?

Andrew merged it in -mm last Friday, so I would expect it to go
upstream soon through the -mm flow (I assume everyone has been
rightfully waiting a bit of time for testing and reviews to be sure).

Andrea
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