tree aaa611dd8164523a1d4029b2eece720595c87669
parent 9b2bbdb227588455afcc3b03475fa9b0a35d83af
author Michael S. Tsirkin <mst@redhat.com> 1488817949 +0200
committer Michael S. Tsirkin <mst@redhat.com> 1493757703 +0300

virtio: add context flag to find vqs

Allows maintaining extra context per vq.  For ease of use, passing in
NULL is legal and disables the feature for all vqs.

Includes fixes by Christian for s390, acked by Cornelia.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>