From patchwork Thu Sep 1 12:01:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wojciech Drewek X-Patchwork-Id: 12962370 X-Patchwork-Delegate: kuba@kernel.org Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 965D9ECAAD1 for ; Thu, 1 Sep 2022 12:05:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233290AbiIAMFA (ORCPT ); Thu, 1 Sep 2022 08:05:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33176 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233239AbiIAME5 (ORCPT ); Thu, 1 Sep 2022 08:04:57 -0400 Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8DF38B8A for ; Thu, 1 Sep 2022 05:04:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1662033885; x=1693569885; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=ERh9FN6XBrS+my2+cyzr9hMAr8OTT3qzzCLuWO3wz+o=; b=JTT9/uSWnpED6ki7hk4xsRDLArOdCx7CMXIO1A2smWdFcfmbWtoSy9yG /NiQftSIBoGKbNzRgIvnap9oXjD/PYrTyOLsh2RbrU2jCeTw/nYqflQtT crfDn5OF6K06vbtA3lkEB/3sMFiNivMVVhTuo/DFFGEHuBBDvg/EiO22d RSgnqm18l+bXwKe2JKeAar9soT3e+dYhhhk/tq5djcWKP/+JD9KdjTrTM af+Xlk3ZrZWQrU4R62rn/NT4dAGkLWFU59W+j0NyUBMsDrcbBhrS+clLr +3h0Ab2p+Xop3iLVVWJq3hUCnJfkdYMzfrcHy0t3LfutfC79J+G55Nld6 g==; X-IronPort-AV: E=McAfee;i="6500,9779,10457"; a="276096756" X-IronPort-AV: E=Sophos;i="5.93,280,1654585200"; d="scan'208";a="276096756" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Sep 2022 05:04:45 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,280,1654585200"; d="scan'208";a="754795874" Received: from irvmail001.ir.intel.com ([10.43.11.63]) by fmsmga001.fm.intel.com with ESMTP; 01 Sep 2022 05:04:40 -0700 Received: from switcheroo.igk.intel.com (switcheroo.igk.intel.com [172.22.229.137]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id 281C4XRk024211; Thu, 1 Sep 2022 13:04:39 +0100 From: Wojciech Drewek To: netdev@vger.kernel.org Cc: alexandr.lobakin@intel.com, jesse.brandeburg@intel.com, anthony.l.nguyen@intel.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, jhs@mojatatu.com, xiyou.wangcong@gmail.com, jiri@resnulli.us, marcin.szycik@linux.intel.com, michal.swiatkowski@linux.intel.com, kurt@linutronix.de, boris.sukholitko@broadcom.com, vladbu@nvidia.com, komachi.yoshiki@gmail.com, paulb@nvidia.com, baowen.zheng@corigine.com, louis.peens@corigine.com, simon.horman@corigine.com, pablo@netfilter.org, maksym.glubokiy@plvision.eu, intel-wired-lan@lists.osuosl.org, jchapman@katalix.com, gnault@redhat.com Subject: [RFC PATCH net-next v3 4/5] flow_offload: Introduce flow_match_l2tpv3 Date: Thu, 1 Sep 2022 14:01:30 +0200 Message-Id: <20220901120131.1373568-5-wojciech.drewek@intel.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20220901120131.1373568-1-wojciech.drewek@intel.com> References: <20220901120131.1373568-1-wojciech.drewek@intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org X-Patchwork-State: RFC Allow to offload L2TPv3 filters by adding flow_rule_match_l2tpv3. Drivers can extract L2TPv3 specific fields from now on. Signed-off-by: Wojciech Drewek --- include/net/flow_offload.h | 6 ++++++ net/core/flow_offload.c | 7 +++++++ 2 files changed, 13 insertions(+) diff --git a/include/net/flow_offload.h b/include/net/flow_offload.h index 2a9a9e42e7fd..e343f9f8363e 100644 --- a/include/net/flow_offload.h +++ b/include/net/flow_offload.h @@ -80,6 +80,10 @@ struct flow_match_pppoe { struct flow_dissector_key_pppoe *key, *mask; }; +struct flow_match_l2tpv3 { + struct flow_dissector_key_l2tpv3 *key, *mask; +}; + struct flow_rule; void flow_rule_match_meta(const struct flow_rule *rule, @@ -128,6 +132,8 @@ void flow_rule_match_ct(const struct flow_rule *rule, struct flow_match_ct *out); void flow_rule_match_pppoe(const struct flow_rule *rule, struct flow_match_pppoe *out); +void flow_rule_match_l2tpv3(const struct flow_rule *rule, + struct flow_match_l2tpv3 *out); enum flow_action_id { FLOW_ACTION_ACCEPT = 0, diff --git a/net/core/flow_offload.c b/net/core/flow_offload.c index 8cfb63528d18..abe423fd5736 100644 --- a/net/core/flow_offload.c +++ b/net/core/flow_offload.c @@ -237,6 +237,13 @@ void flow_rule_match_pppoe(const struct flow_rule *rule, } EXPORT_SYMBOL(flow_rule_match_pppoe); +void flow_rule_match_l2tpv3(const struct flow_rule *rule, + struct flow_match_l2tpv3 *out) +{ + FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_L2TPV3, out); +} +EXPORT_SYMBOL(flow_rule_match_l2tpv3); + struct flow_block_cb *flow_block_cb_alloc(flow_setup_cb_t *cb, void *cb_ident, void *cb_priv, void (*release)(void *cb_priv))