This reverts commit 3c1b27d5043086a485f8526353ae9fe37bfa1065. The only user was virtio_net, and it switched to min_capacity instead. Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx> --- drivers/virtio/virtio_ring.c | 2 +- include/linux/virtio.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 23422f1..a6c21eb 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -233,7 +233,7 @@ add_head: pr_debug("Added buffer head %i to %p\n", head, vq); END_USE(vq); - return vq->num_free; + return 0; } EXPORT_SYMBOL_GPL(virtqueue_add_buf_gfp); diff --git a/include/linux/virtio.h b/include/linux/virtio.h index 209220d..63c4908 100644 --- a/include/linux/virtio.h +++ b/include/linux/virtio.h @@ -34,7 +34,7 @@ struct virtqueue { * in_num: the number of sg which are writable (after readable ones) * data: the token identifying the buffer. * gfp: how to do memory allocations (if necessary). - * Returns remaining capacity of queue (sg segments) or a negative error. + * Returns 0 on success or a negative error. * virtqueue_kick: update after add_buf * vq: the struct virtqueue * After one or more add_buf calls, invoke this to kick the other side. -- 1.7.5.53.gc233e -- To unsubscribe from this list: send the line "unsubscribe linux-s390" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html