Messages in this thread Patch in this message |  | | Date | Wed, 22 Oct 2014 21:44:51 +0300 | From | "Michael S. Tsirkin" <> | Subject | [PATCH RFC v3 11/16] virtio_blk: use virtio v1.0 endian |
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From: Cornelia Huck <cornelia.huck@de.ibm.com>
Note that we care only about the fields still in use for virtio v1.0.
Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com> Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com> --- drivers/block/virtio_blk.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c index c6a27d5..327e601 100644 --- a/drivers/block/virtio_blk.c +++ b/drivers/block/virtio_blk.c @@ -113,6 +113,10 @@ static int __virtblk_add_req(struct virtqueue *vq, sg_init_one(&status, &vbr->status, sizeof(vbr->status)); sgs[num_out + num_in++] = &status; + /* we only care about fields valid for virtio-1 */ + vbr->out_hdr.type = cpu_to_virtio32(vq->vdev, vbr->out_hdr.type); + vbr->out_hdr.sector = cpu_to_virtio64(vq->vdev, vbr->out_hdr.sector); + return virtqueue_add_sgs(vq, sgs, num_out, num_in, vbr, GFP_ATOMIC); } -- MST
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