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[Qemu-devel] Re: [PATCH] Add serial number support for virtio_blk, V4a
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From: |
Jens Axboe |
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Subject: |
[Qemu-devel] Re: [PATCH] Add serial number support for virtio_blk, V4a |
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Date: |
Tue, 9 Jun 2009 14:42:24 +0200 |
On Tue, Jun 09 2009, Rusty Russell wrote:
> From: john cooper <address@hidden>
>
> 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