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authorPaolo Bonzini <pbonzini@redhat.com>2016-01-31 11:28:59 +0100
committerMichael S. Tsirkin <mst@redhat.com>2016-02-06 20:44:08 +0200
commitab281c1781add112a257c15924d670616a99c41a (patch)
tree4b24857c83b3c5494cecf1836c874ea385c79d04 /include/hw/virtio
parent51b19ebe4320f3dcd93cea71235c1219318ddfd2 (diff)
virtio: introduce qemu_get/put_virtqueue_element
Move allocation to virtio functions also when loading/saving a VirtQueueElement. This will also let the load/save functions keep backwards compatibility when the VirtQueueElement layout is changed. 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>
Diffstat (limited to 'include/hw/virtio')
-rw-r--r--include/hw/virtio/virtio.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h
index 21fda17807..44da9a8433 100644
--- a/include/hw/virtio/virtio.h
+++ b/include/hw/virtio/virtio.h
@@ -153,6 +153,8 @@ void virtqueue_fill(VirtQueue *vq, const VirtQueueElement *elem,
void virtqueue_map(VirtQueueElement *elem);
void *virtqueue_pop(VirtQueue *vq, size_t sz);
+void *qemu_get_virtqueue_element(QEMUFile *f, size_t sz);
+void qemu_put_virtqueue_element(QEMUFile *f, VirtQueueElement *elem);
int virtqueue_avail_bytes(VirtQueue *vq, unsigned int in_bytes,
unsigned int out_bytes);
void virtqueue_get_avail_bytes(VirtQueue *vq, unsigned int *in_bytes,