vsock/virtio: support MSG_ZEROCOPY for transport

Add 'msgzerocopy_allow()' callback for virtio transport.

Signed-off-by: Arseniy Krasnov <avkrasnov@salutedevices.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arseniy Krasnov 2023-10-10 22:15:18 +03:00 • committed by David S. Miller
commit e2fcc326b4