Re: [PATCH net-next] udp: gro behind static key

From: Willem de Bruijn <willemdebruijn.kernel@gmail.com>
Date: Fri,  5 Oct 2018 11:31:40 -0400

From: Willem de Bruijn <willemb@google.com>

Avoid the socket lookup cost in udp_gro_receive if no socket has a
udp tunnel callback configured.

udp_sk(sk)->gro_receive requires a registration with
setup_udp_tunnel_sock, which enables the static key.

Signed-off-by: Willem de Bruijn <willemb@google.com>

Applied, thanks.