On Mon, 2012-07-16 at 18:05 +0200, Paolo Bonzini wrote:
> Hotplug/hot-unplug of a LUN whose number is greater than 255
> uses the "flat" format for LUNs, which has bit 14 set. Clear
> the bit when parsing the event structs.
>
> Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
> ---
> drivers/scsi/virtio_scsi.c | 8 ++-
> 1 files changed, 6 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c
> index c7030fb..c937232 100644
> --- a/drivers/scsi/virtio_scsi.c
> +++ b/drivers/scsi/virtio_scsi.c
> @@ -252,13 +252,19 @@ static void virtscsi_cancel_event_work(struct
> virtio_scsi *vscsi)
> cancel_work_sync(&vscsi->event_list[i].work);
> }
>
> +static unsigned int virtscsi_get_lun(u8 *lun_bytes)
> +{
> + unsigned int lun = (lun_bytes[2] << 8) | lun_bytes[3];
> + return lun & 16383;
> +}
> +
Why are you rolling your own incomplete version of scsilun_to_int here?
James
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