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Date: Tue, 9 Jun 2009 14:42:24 +0200
From: Jens Axboe <qemu@kernel.dk>
Message-ID: <20090609124224.GJ11363@kernel.dk>
References: <4A1F6130.9070705@redhat.com> <4A26E607.3070901@redhat.com>
	<200906092149.44087.rusty@rustcorp.com.au>
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Subject: [Qemu-devel] Re: [PATCH] Add serial number support for virtio_blk,
	V4a
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To: Rusty Russell <rusty@rustcorp.com.au>
Cc: john cooper <john.cooper@redhat.com>, qemu-devel@nongnu.org, KVM list <kvm@vger.kernel.org>, Christoph Hellwig <hch@lst.de>

On Tue, Jun 09 2009, Rusty Russell wrote:
> From: john cooper <john.cooper@redhat.com>
> 
> This patch extracts the opaque data from pci i/o
> region 0 via the added VIRTIO_BLK_F_IDENTIFY
> field.  By convention this data takes the form of
> that returned by an ATA IDENTIFY DEVICE command,
> however the driver (except for structure size)
> makes no interpretation of the data.  The structure
> data is copied wholesale to userspace via a
> HDIO_GET_IDENTITY ioctl command (eg: hdparm -i <dev>).

Added!

-- 
Jens Axboe