From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: [PATCH 1/1] net: sched: Make netns available for ematch extensions Date: Wed, 11 Sep 2013 07:31:55 -0700 Message-ID: <1378909915.21474.2.camel@edumazet-glaptop> References: <1378905614-29691-1-git-send-email-kadlec@blackhole.kfki.hu> <1378905614-29691-2-git-send-email-kadlec@blackhole.kfki.hu> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: David Miller , netdev@vger.kernel.org, "V. Lavrov" To: Jozsef Kadlecsik Return-path: Received: from mail-pa0-f44.google.com ([209.85.220.44]:40486 "EHLO mail-pa0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754453Ab3IKOb5 (ORCPT ); Wed, 11 Sep 2013 10:31:57 -0400 Received: by mail-pa0-f44.google.com with SMTP id fz6so9350678pac.17 for ; Wed, 11 Sep 2013 07:31:57 -0700 (PDT) In-Reply-To: <1378905614-29691-2-git-send-email-kadlec@blackhole.kfki.hu> Sender: netdev-owner@vger.kernel.org List-ID: On Wed, 2013-09-11 at 15:20 +0200, Jozsef Kadlecsik wrote: > Ematch API (change, destroy) doesn't pass netns data to ematch extensions. > This prevents adding netns support to ipset, which is an ematch too. > > The patch adds the required pointer to "struct tcf_proto", thus > making it available for every ematch. > > Signed-off-by: Jozsef Kadlecsik > --- > include/net/sch_generic.h | 1 + > net/sched/cls_api.c | 1 + > 2 files changed, 2 insertions(+), 0 deletions(-) > > diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h > index f4eb365..38e5e4b 100644 > --- a/include/net/sch_generic.h > +++ b/include/net/sch_generic.h > @@ -225,6 +225,7 @@ struct tcf_proto { > struct Qdisc *q; > void *data; > const struct tcf_proto_ops *ops; > + struct net *net; > }; > Note that qdisc_dev(tp->q) should give you the pointer to device Then ->nd_net gives you the struct net pointer. On management path, this should be enough ;)