From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH iproute2 net-next v2] bpf: add support for generic xdp Date: Fri, 28 Apr 2017 10:21:58 -0400 (EDT) Message-ID: <20170428.102158.1626837672156739210.davem@davemloft.net> References: Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: stephen@networkplumber.org, alexei.starovoitov@gmail.com, netdev@vger.kernel.org To: daniel@iogearbox.net Return-path: Received: from shards.monkeyblade.net ([184.105.139.130]:54670 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1031362AbdD1OWA (ORCPT ); Fri, 28 Apr 2017 10:22:00 -0400 In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: From: Daniel Borkmann Date: Fri, 28 Apr 2017 15:44:29 +0200 > Follow-up to commit c7272ca72009 ("bpf: add initial support for > attaching xdp progs") to also support generic XDP. This adds an > indicator for loaded generic XDP programs when programs are loaded > as shown in c7272ca72009, but the driver still lacks native XDP > support. > > # ip link > [...] > 3: eno1: mtu 1500 xdpgeneric qdisc [...] > link/ether 0c:c4:7a:03:f9:25 brd ff:ff:ff:ff:ff:ff > [...] > > In case the driver does support native XDP, but the user wants > to load the program as generic XDP (e.g. for testing purposes), > then this can be done with the same semantics as in c7272ca72009, > but with 'xdpgeneric' instead of 'xdp' command for loading: > > # ip -force link set dev eno1 xdpgeneric obj xdp.o > > Signed-off-by: Daniel Borkmann Acked-by: David S. Miller