From mboxrd@z Thu Jan 1 00:00:00 1970 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 E3EF4C433EF for ; Mon, 4 Jul 2022 11:59:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233455AbiGDL7o (ORCPT ); Mon, 4 Jul 2022 07:59:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38176 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230319AbiGDL7n (ORCPT ); Mon, 4 Jul 2022 07:59:43 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 74080BC37 for ; Mon, 4 Jul 2022 04:59:42 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 22052B80EEC for ; Mon, 4 Jul 2022 11:59:41 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 863B9C3411E; Mon, 4 Jul 2022 11:59:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1656935979; bh=04l47myIuDokV1AEAmfGP+uLyF6lgQF4wf4WDS/5lKw=; h=Subject:To:Cc:From:Date:From; b=JlGorNI4C17ur+nw+FwbD8kv0sBs2tX8bTZd8kxq8HLb26Rk39/fLxSuhDF8jSAaX IFUU1Y6v84JaVviFxAyl+TvOqI/eD6NuhYQHALJZtsko8jyajdgpkelV6pgkDeGo7z QYbXvYkdz0YAaj0Hta5pnkFBgeEnOpJ6qPhT8iBk= Subject: FAILED: patch "[PATCH] mptcp: fix error mibs accounting" failed to apply to 5.15-stable tree To: pabeni@redhat.com, kuba@kernel.org, mathew.j.martineau@linux.intel.com Cc: From: Date: Mon, 04 Jul 2022 13:59:29 +0200 Message-ID: <1656935969177180@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org The patch below does not apply to the 5.15-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From 0c1f78a49af721490a5ad70b73e8b4d382465dae Mon Sep 17 00:00:00 2001 From: Paolo Abeni Date: Mon, 27 Jun 2022 18:02:35 -0700 Subject: [PATCH] mptcp: fix error mibs accounting The current accounting for MP_FAIL and FASTCLOSE is not very accurate: both can be increased even when the related option is not really sent. Move the accounting into the correct place. Fixes: eb7f33654dc1 ("mptcp: add the mibs for MP_FAIL") Fixes: 1e75629cb964 ("mptcp: add the mibs for MP_FASTCLOSE") Signed-off-by: Paolo Abeni Signed-off-by: Mat Martineau Signed-off-by: Jakub Kicinski diff --git a/net/mptcp/options.c b/net/mptcp/options.c index be3b918a6d15..2a6351d55a7d 100644 --- a/net/mptcp/options.c +++ b/net/mptcp/options.c @@ -765,6 +765,7 @@ static noinline bool mptcp_established_options_rst(struct sock *sk, struct sk_bu opts->suboptions |= OPTION_MPTCP_RST; opts->reset_transient = subflow->reset_transient; opts->reset_reason = subflow->reset_reason; + MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPRSTTX); return true; } @@ -788,6 +789,7 @@ static bool mptcp_established_options_fastclose(struct sock *sk, opts->rcvr_key = msk->remote_key; pr_debug("FASTCLOSE key=%llu", opts->rcvr_key); + MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPFASTCLOSETX); return true; } @@ -809,6 +811,7 @@ static bool mptcp_established_options_mp_fail(struct sock *sk, opts->fail_seq = subflow->map_seq; pr_debug("MP_FAIL fail_seq=%llu", opts->fail_seq); + MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPFAILTX); return true; } @@ -833,13 +836,11 @@ bool mptcp_established_options(struct sock *sk, struct sk_buff *skb, mptcp_established_options_mp_fail(sk, &opt_size, remaining, opts)) { *size += opt_size; remaining -= opt_size; - MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPFASTCLOSETX); } /* MP_RST can be used with MP_FASTCLOSE and MP_FAIL if there is room */ if (mptcp_established_options_rst(sk, skb, &opt_size, remaining, opts)) { *size += opt_size; remaining -= opt_size; - MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPRSTTX); } return true; } diff --git a/net/mptcp/pm.c b/net/mptcp/pm.c index 59a85220edc9..91a62b598de4 100644 --- a/net/mptcp/pm.c +++ b/net/mptcp/pm.c @@ -310,7 +310,6 @@ void mptcp_pm_mp_fail_received(struct sock *sk, u64 fail_seq) pr_debug("send MP_FAIL response and infinite map"); subflow->send_mp_fail = 1; - MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPFAILTX); subflow->send_infinite_map = 1; } else if (!sock_flag(sk, SOCK_DEAD)) { pr_debug("MP_FAIL response received"); diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c index 8841e8cd9ad8..50ad19adc003 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -958,10 +958,8 @@ static enum mapping_status validate_data_csum(struct sock *ssk, struct sk_buff * subflow->map_data_csum); if (unlikely(csum)) { MPTCP_INC_STATS(sock_net(ssk), MPTCP_MIB_DATACSUMERR); - if (subflow->mp_join || subflow->valid_csum_seen) { + if (subflow->mp_join || subflow->valid_csum_seen) subflow->send_mp_fail = 1; - MPTCP_INC_STATS(sock_net(ssk), MPTCP_MIB_MPFAILTX); - } return subflow->mp_join ? MAPPING_INVALID : MAPPING_DUMMY; }