From patchwork Sun Dec 15 07:58:01 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "fan.du" X-Patchwork-Id: 301313 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 061882C0089 for ; Sun, 15 Dec 2013 18:58:32 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753902Ab3LOH62 (ORCPT ); Sun, 15 Dec 2013 02:58:28 -0500 Received: from mail1.windriver.com ([147.11.146.13]:38596 "EHLO mail1.windriver.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751648Ab3LOH61 (ORCPT ); Sun, 15 Dec 2013 02:58:27 -0500 Received: from ALA-HCA.corp.ad.wrs.com (ala-hca.corp.ad.wrs.com [147.11.189.40]) by mail1.windriver.com (8.14.5/8.14.5) with ESMTP id rBF7wJCG029820 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=FAIL); Sat, 14 Dec 2013 23:58:19 -0800 (PST) Received: from romashell-ThinkPad-T510.corp.ad.wrs.com (128.224.163.146) by ALA-HCA.corp.ad.wrs.com (147.11.189.40) with Microsoft SMTP Server id 14.2.347.0; Sat, 14 Dec 2013 23:58:19 -0800 From: Fan Du To: CC: , , Subject: [PATCHv3 net-next 4/7] {pktgen, xfrm} Using "pgset spi xxx" to spedifiy SA for a given flow Date: Sun, 15 Dec 2013 15:58:01 +0800 Message-ID: <1387094284-2901-5-git-send-email-fan.du@windriver.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1387094284-2901-1-git-send-email-fan.du@windriver.com> References: <1387094284-2901-1-git-send-email-fan.du@windriver.com> MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org User could set specific SPI value to arm pktgen flow with IPsec transformation, instead of looking up SA by sadr/daddr. The reaseon to do so is because current state lookup scheme is both slow and, most important of all, in fact pktgen doesn't need to match any SA state addresses information, all it needs is the SA transfromation shell to do the encapuslation. And this option also provide user an alternative to using pktgen test existing SA without creating new ones. Signed-off-by: Fan Du --- net/core/pktgen.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/net/core/pktgen.c b/net/core/pktgen.c index 156d57b..f663d96 100644 --- a/net/core/pktgen.c +++ b/net/core/pktgen.c @@ -389,6 +389,7 @@ struct pktgen_dev { #ifdef CONFIG_XFRM __u8 ipsmode; /* IPSEC mode (config) */ __u8 ipsproto; /* IPSEC type (config) */ + __u32 spi; #endif char result[512]; }; @@ -1477,6 +1478,17 @@ static ssize_t pktgen_if_write(struct file *file, return count; } + if (!strcmp(name, "spi")) { + len = num_arg(&user_buffer[i], 10, &value); + if (len < 0) + return len; + + i += len; + pkt_dev->spi = value; + sprintf(pg_result, "OK: spi=%u", pkt_dev->spi); + return count; + } + if (!strcmp(name, "flowlen")) { len = num_arg(&user_buffer[i], 10, &value); if (len < 0)