Stefano Garzarella
2023-Jul-06 16:55 UTC
[RFC PATCH v5 11/17] vsock/virtio: support MSG_ZEROCOPY for transport
On Sat, Jul 01, 2023 at 09:39:41AM +0300, Arseniy Krasnov wrote:>Add 'msgzerocopy_allow()' callback for virtio transport. > >Signed-off-by: Arseniy Krasnov <AVKrasnov at sberdevices.ru> >--- > Changelog: > v4 -> v5: > * Move 'msgzerocopy_allow' right after seqpacket callbacks. > > net/vmw_vsock/virtio_transport.c | 7 +++++++ > 1 file changed, 7 insertions(+)Reviewed-by: Stefano Garzarella <sgarzare at redhat.com>> >diff --git a/net/vmw_vsock/virtio_transport.c b/net/vmw_vsock/virtio_transport.c >index 6cbb45bb12d2..8d3e9f441fa1 100644 >--- a/net/vmw_vsock/virtio_transport.c >+++ b/net/vmw_vsock/virtio_transport.c >@@ -441,6 +441,11 @@ static void virtio_vsock_rx_done(struct virtqueue *vq) > queue_work(virtio_vsock_workqueue, &vsock->rx_work); > } > >+static bool virtio_transport_msgzerocopy_allow(void) >+{ >+ return true; >+} >+ > static bool virtio_transport_seqpacket_allow(u32 remote_cid); > > static struct virtio_transport virtio_transport = { >@@ -474,6 +479,8 @@ static struct virtio_transport virtio_transport = { > .seqpacket_allow = virtio_transport_seqpacket_allow, > .seqpacket_has_data = virtio_transport_seqpacket_has_data, > >+ .msgzerocopy_allow = virtio_transport_msgzerocopy_allow, >+ > .notify_poll_in = virtio_transport_notify_poll_in, > .notify_poll_out = virtio_transport_notify_poll_out, > .notify_recv_init = virtio_transport_notify_recv_init, >-- >2.25.1 >