Commit a62eecb3 authored by Xuan Zhuo's avatar Xuan Zhuo Committed by Michael S. Tsirkin
Browse files

virtio_ring: update the document of the virtqueue_detach_unused_buf for queue reset 



Added documentation for virtqueue_detach_unused_buf, allowing it to be
called on queue reset.

Signed-off-by: default avatarXuan Zhuo <xuanzhuo@linux.alibaba.com>
Acked-by: default avatarJason Wang <jasowang@redhat.com>
Message-Id: <20220801063902.129329-4-xuanzhuo@linux.alibaba.com>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent 3086e9fc

drivers/virtio/virtio_ring.c

+2 −2
Original line number Diff line number Diff line
@@ -2130,8 +2130,8 @@ EXPORT_SYMBOL_GPL(virtqueue_enable_cb_delayed); 
 * @_vq: the struct virtqueue we're talking about.

 *

 * Returns NULL or the "data" token handed to virtqueue_add_*().

 * This is not valid on an active queue; it is useful only for device

 * shutdown.

 * This is not valid on an active queue; it is useful for device

 * shutdown or the reset queue.

 */

void *virtqueue_detach_unused_buf(struct virtqueue *_vq)

{