virtio: introduce virtqueue_alloc_element
commit3724650db07057333879484c8bc7d900b5c1bf8e
authorPaolo Bonzini <pbonzini@redhat.com>
Sun, 31 Jan 2016 10:29:00 +0000 (31 11:29 +0100)
committerMichael S. Tsirkin <mst@redhat.com>
Sat, 6 Feb 2016 18:44:08 +0000 (6 20:44 +0200)
tree0d4907014b89a2e4d862b429da7d2fb191315c4f
parentab281c1781add112a257c15924d670616a99c41a
virtio: introduce virtqueue_alloc_element

Allocate the arrays for in_addr/out_addr/in_sg/out_sg outside the
VirtQueueElement.  For now, virtqueue_pop and vring_pop keep
allocating a very large VirtQueueElement.

Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
hw/virtio/dataplane/vring.c
hw/virtio/virtio.c
include/hw/virtio/virtio.h