On Sat, Jul 01, 2023 at 09:39:42AM +0300, Arseniy Krasnov wrote:
>Add 'msgzerocopy_allow()' callback for loopback transport.
>
>Signed-off-by: Arseniy Krasnov <AVKrasnov@sberdevices.ru>
>---
> Changelog:
> v4 -> v5:
> * Move 'msgzerocopy_allow' right after seqpacket callbacks.
> * Don't use prototype for 'vsock_loopback_msgzerocopy_allow()'.
>
> net/vmw_vsock/vsock_loopback.c | 6 ++++++
> 1 file changed, 6 insertions(+)
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
>
>diff --git a/net/vmw_vsock/vsock_loopback.c b/net/vmw_vsock/vsock_loopback.c
>index 5c6360df1f31..048640167411 100644
>--- a/net/vmw_vsock/vsock_loopback.c
>+++ b/net/vmw_vsock/vsock_loopback.c
>@@ -47,6 +47,10 @@ static int vsock_loopback_cancel_pkt(struct vsock_sock *vsk)
> }
>
> static bool vsock_loopback_seqpacket_allow(u32 remote_cid);
>+static bool vsock_loopback_msgzerocopy_allow(void)
>+{
>+ return true;
>+}
>
> static struct virtio_transport loopback_transport = {
> .transport = {
>@@ -79,6 +83,8 @@ static struct virtio_transport loopback_transport = {
> .seqpacket_allow = vsock_loopback_seqpacket_allow,
> .seqpacket_has_data = virtio_transport_seqpacket_has_data,
>
>+ .msgzerocopy_allow = vsock_loopback_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
>