linux-kernel - RE: XFS memory allocation deadlock in 2.6.38

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Message-ID: <081DDE43F61F3D43929A181B477DCA95639B5361@MSXAOA6.twosigma.com>
Date:	Tue, 29 Mar 2011 18:45:15 -0400
From:	Sean Noonan <Sean.Noonan@...sigma.com>
To:	'Dave Chinner' <david@...morbit.com>,
	'Christoph Hellwig' <hch@...radead.org>
CC:	Trammell Hudson <Trammell.Hudson@...sigma.com>,
	Christos Zoulas <Christos.Zoulas@...sigma.com>,
	Martin Bligh <Martin.Bligh@...sigma.com>,
	"'linux-kernel@...r.kernel.org'" <linux-kernel@...r.kernel.org>,
	Stephen Degler <Stephen.Degler@...sigma.com>,
	"'linux-mm@...ck.org'" <linux-mm@...ck.org>,
	"'linux-xfs@....sgi.com'" <linux-xfs@....sgi.com>,
	'Michel Lespinasse' <walken@...gle.com>
Subject: RE: XFS memory allocation deadlock in 2.6.38

> Need to keep the if (!irbuf) check as KM_MAYFAIL is passed.

It wasn't in before the bug presented, so leaving it in wouldn't be a true test as to whether the bug has been tracked to the correct place.  I'll test again with the if (!irbuf).

Sean
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