linux-kernel - Re: [GIT PULL] Btrfs pull request

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Date:	Wed, 9 Nov 2011 02:48:47 -0500
From:	Christoph Hellwig <hch@...radead.org>
To:	Chris Mason <chris.mason@...cle.com>,
	Arne Jansen <sensille@....net>,
	Andrea Gelmini <andrea.gelmini@...il.com>,
	linux-btrfs <linux-btrfs@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [GIT PULL] Btrfs pull request

On Tue, Nov 08, 2011 at 08:07:01PM -0500, Chris Mason wrote:
> Looks like bio_add_page() is failing and we're getting the enomem from
> there.  LVM is only letting us put one page in each bio.

Yes, at the moment all bio based DM targets only allow single page I/O.

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