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authorEugenio Pérez <eperezma@redhat.com>2022-07-20 08:59:36 +0200
committerJason Wang <jasowang@redhat.com>2022-07-20 16:58:08 +0800
commit432efd144e990b6e040862de25f8f0b6a6eeb03d (patch)
tree4f8082b0be158a82bf3289c2a94876bce1454d34 /hw/virtio/vhost-shadow-virtqueue.h
parentac4cfdc6f39c06732d27554523f9d5f8a53b4ffa (diff)
downloadfocaccia-qemu-432efd144e990b6e040862de25f8f0b6a6eeb03d.tar.gz
focaccia-qemu-432efd144e990b6e040862de25f8f0b6a6eeb03d.zip
vhost: add vhost_svq_push_elem
This function allows external SVQ users to return guest's available
buffers.

Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'hw/virtio/vhost-shadow-virtqueue.h')
-rw-r--r--hw/virtio/vhost-shadow-virtqueue.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/hw/virtio/vhost-shadow-virtqueue.h b/hw/virtio/vhost-shadow-virtqueue.h
index 5c7e7cbab6..d9fc1f1799 100644
--- a/hw/virtio/vhost-shadow-virtqueue.h
+++ b/hw/virtio/vhost-shadow-virtqueue.h
@@ -84,6 +84,9 @@ typedef struct VhostShadowVirtqueue {
 
 bool vhost_svq_valid_features(uint64_t features, Error **errp);
 
+void vhost_svq_push_elem(VhostShadowVirtqueue *svq,
+                         const VirtQueueElement *elem, uint32_t len);
+
 void vhost_svq_set_svq_kick_fd(VhostShadowVirtqueue *svq, int svq_kick_fd);
 void vhost_svq_set_svq_call_fd(VhostShadowVirtqueue *svq, int call_fd);
 void vhost_svq_get_vring_addr(const VhostShadowVirtqueue *svq,