virtio: support unlocked queue poll

[~andy/linux] / include / linux / virtio.h

diff --git a/include/linux/virtio.h b/include/linux/virtio.h
index 9ff8645b7e0be05cee6dbbcf7498690425a1f3f4..72398eea6e86e6a1b736b05fc310f021d204bdb6 100644 (file)
--- a/include/linux/virtio.h
+++ b/include/linux/virtio.h
@@ -70,6 +70,10 @@ void virtqueue_disable_cb(struct virtqueue *vq);
 
 bool virtqueue_enable_cb(struct virtqueue *vq);
 
+unsigned virtqueue_enable_cb_prepare(struct virtqueue *vq);
+
+bool virtqueue_poll(struct virtqueue *vq, unsigned);
+
 bool virtqueue_enable_cb_delayed(struct virtqueue *vq);
 
 void *virtqueue_detach_unused_buf(struct virtqueue *vq);