Commit 24a7e4d2 authored by Michael S. Tsirkin's avatar Michael S. Tsirkin
Browse files

virtio: add ability to iterate over vqs 



For cleanup it's helpful to be able to simply scan all vqs and discard
all data. Add an iterator to do that.

Cc: stable@vger.kernel.org
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent 2855b335

include/linux/virtio.h

+3 −0
Original line number Diff line number Diff line
@@ -157,6 +157,9 @@ int virtio_device_freeze(struct virtio_device *dev); 
int virtio_device_restore(struct virtio_device *dev);

#endif



#define virtio_device_for_each_vq(vdev, vq) \

	list_for_each_entry(vq, &vdev->vqs, list)



/**

 * virtio_driver - operations for a virtio I/O driver

 * @driver: underlying device driver (populate name and owner).