virtio-ring: move queue_index to vring_virtqueue
Instead of storing the queue index in transport-specific virtio structs,
this patch moves them to vring_virtqueue and introduces an helper to get
the value. This lets drivers simplify their management and tracing of
virtqueues.
Signed-off-by: Jason Wang <[email protected]>
Signed-off-by: Paolo Bonzini <[email protected]>
Signed-off-by: Rusty Russell <[email protected]>
diff --git a/include/linux/virtio_ring.h b/include/linux/virtio_ring.h
index e338730..c2d793a 100644
--- a/include/linux/virtio_ring.h
+++ b/include/linux/virtio_ring.h
@@ -165,7 +165,8 @@
struct virtio_device;
struct virtqueue;
-struct virtqueue *vring_new_virtqueue(unsigned int num,
+struct virtqueue *vring_new_virtqueue(unsigned int index,
+ unsigned int num,
unsigned int vring_align,
struct virtio_device *vdev,
bool weak_barriers,
