include/hw/virtio: Break inclusion loop

hw/virtio/virtio.h and hw/virtio/vhost.h include each other.  The
former doesn't actually need the latter, so drop that inclusion to
break the loop.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Message-Id: <20221222120813.727830-2-armbru@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Reviewed-by: Edgar E. Iglesias <edgar@zeroasic.com>

hw/virtio/virtio-qmp.h

@@ -13,6 +13,7 @@
 
 #include "qapi/qapi-types-virtio.h"
 #include "hw/virtio/virtio.h"
+#include "hw/virtio/vhost.h"
 
 #include "qemu/queue.h"
 

hw/virtio/virtio.c

@@ -22,6 +22,7 @@
 #include "qom/object_interfaces.h"
 #include "hw/core/cpu.h"
 #include "hw/virtio/virtio.h"
+#include "hw/virtio/vhost.h"
 #include "migration/qemu-file-types.h"
 #include "qemu/atomic.h"
 #include "hw/virtio/virtio-bus.h"

include/hw/virtio/virtio.h

@@ -22,7 +22,6 @@
 #include "standard-headers/linux/virtio_config.h"
 #include "standard-headers/linux/virtio_ring.h"
 #include "qom/object.h"
-#include "hw/virtio/vhost.h"
 
 /*
  * A guest should never accept this. It implies negotiation is broken