From: Jamie Lokier <jamie@shareable.org>
Subject: Re: [PATCH] Use of getblk differs between locations
Date: Thu, 13 Oct 2005 01:05:46 +0100
Message-ID: <20051013000546.GC23770@mail.shareable.org>
References: <20051010204517.GA30867@br.ibm.com> <Pine.LNX.4.64.0510102217200.6247@hermes-1.csi.cam.ac.uk> <20051010214605.GA11427@br.ibm.com> <Pine.LNX.4.62.0510102347220.19021@artax.karlin.mff.cuni.cz> <Pine.LNX.4.64.0510102319100.6247@hermes-1.csi.cam.ac.uk> <Pine.LNX.4.62.0510110035110.19021@artax.karlin.mff.cuni.cz> <1129017155.12336.4.camel@imp.csi.cam.ac.uk> <434D6932.1040703@suse.com> <Pine.LNX.4.62.0510122155390.9881@artax.karlin.mff.cuni.cz> <434D6CFA.4080802@suse.com>
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Cc: Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>,
	Anton Altaparmakov <aia21@cam.ac.uk>,
	Glauber de Oliveira Costa <glommer@br.ibm.com>,
	linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	ext2-devel@lists.sourceforge.net, hirofumi@mail.parknet.co.jp,
	linux-ntfs-dev@lists.sourceforge.net, aia21@cantab.net,
	hch@infradead.org, viro@zeniv.linux.org.uk, akpm@osdl.org
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To: Jeff Mahoney <jeffm@suse.com>
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Jeff Mahoney wrote:
> No, it's not, and deadlock is definitely possible. However, if we're at
> the point where memory is tight enough that it's an issue, the timer can
> expire and all the pending i/o is dropped just as it would be without
> the multipath code enabled.

Followed by requesting a dialog to tell the user that their dirty
data/metadata has been dropped :)

-- Jamie