From patchwork Fri Oct 21 13:42:01 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antony Antony X-Patchwork-Id: 13014843 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 24865C433FE for ; Fri, 21 Oct 2022 13:42:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230478AbiJUNmQ (ORCPT ); Fri, 21 Oct 2022 09:42:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50540 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230235AbiJUNmO (ORCPT ); Fri, 21 Oct 2022 09:42:14 -0400 Received: from a.mx.secunet.com (a.mx.secunet.com [62.96.220.36]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 246BC16655B for ; Fri, 21 Oct 2022 06:42:12 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) by a.mx.secunet.com (Postfix) with ESMTP id 11F4220571; Fri, 21 Oct 2022 15:42:10 +0200 (CEST) X-Virus-Scanned: by secunet Received: from a.mx.secunet.com ([127.0.0.1]) by localhost (a.mx.secunet.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ftka2Sw_K_Ke; Fri, 21 Oct 2022 15:42:09 +0200 (CEST) Received: from mailout2.secunet.com (mailout2.secunet.com [62.96.220.49]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by a.mx.secunet.com (Postfix) with ESMTPS id 918572056D; Fri, 21 Oct 2022 15:42:09 +0200 (CEST) Received: from cas-essen-01.secunet.de (unknown [10.53.40.201]) by mailout2.secunet.com (Postfix) with ESMTP id 82CD580004A; Fri, 21 Oct 2022 15:42:09 +0200 (CEST) Received: from mbx-essen-02.secunet.de (10.53.40.198) by cas-essen-01.secunet.de (10.53.40.201) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Fri, 21 Oct 2022 15:42:09 +0200 Received: from moon.secunet.de (172.18.149.2) by mbx-essen-02.secunet.de (10.53.40.198) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Fri, 21 Oct 2022 15:42:09 +0200 Date: Fri, 21 Oct 2022 15:42:01 +0200 From: Antony Antony To: Steffen Klassert , Herbert Xu CC: , Tobias Brunner , "Antony Antony" Subject: [PATCH ipsec-next v2] xfrm: update x->lastused for every packet Message-ID: <1c3bdbd480bd3018175525a23ba623911fec74e1.1666359531.git.antony.antony@secunet.com> Reply-To: References: <3e201e1156639286e1874ebc29233741b8b2ac54.1657260947.git.antony.antony@secunet.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <3e201e1156639286e1874ebc29233741b8b2ac54.1657260947.git.antony.antony@secunet.com> Organization: secunet X-ClientProxiedBy: cas-essen-01.secunet.de (10.53.40.201) To mbx-essen-02.secunet.de (10.53.40.198) X-EXCLAIMER-MD-CONFIG: 2c86f778-e09b-4440-8b15-867914633a10 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org x->lastused was only updated for outgoing mobile IPv6 packet. With this fix update it for every, in and out, packet. This is useful to check if the a SA is still in use, or when was the last time an SA was used. lastused time of in SA can used to check IPsec path is functional. Signed-off-by: Antony Antony --- v1 -> v2 now ipsec-next has the required patches. net/xfrm/xfrm_input.c | 1 + net/xfrm/xfrm_output.c | 3 +-- 2 files changed, 2 insertions(+), 2 deletions(-) -- 2.30.2 diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c index 97074f6f2bde..c06e54a10540 100644 --- a/net/xfrm/xfrm_input.c +++ b/net/xfrm/xfrm_input.c @@ -671,6 +671,7 @@ int xfrm_input(struct sk_buff *skb, int nexthdr, __be32 spi, int encap_type) x->curlft.bytes += skb->len; x->curlft.packets++; + x->lastused = ktime_get_real_seconds(); spin_unlock(&x->lock); diff --git a/net/xfrm/xfrm_output.c b/net/xfrm/xfrm_output.c index 9a5e79a38c67..78cb8d0a6a18 100644 --- a/net/xfrm/xfrm_output.c +++ b/net/xfrm/xfrm_output.c @@ -209,8 +209,6 @@ static int xfrm6_ro_output(struct xfrm_state *x, struct sk_buff *skb) __skb_pull(skb, hdr_len); memmove(ipv6_hdr(skb), iph, hdr_len); - x->lastused = ktime_get_real_seconds(); - return 0; #else WARN_ON_ONCE(1); @@ -534,6 +532,7 @@ static int xfrm_output_one(struct sk_buff *skb, int err) x->curlft.bytes += skb->len; x->curlft.packets++; + x->lastused = ktime_get_real_seconds(); spin_unlock_bh(&x->lock);