From patchwork Mon Nov 9 15:18:00 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Karsten Graul X-Patchwork-Id: 11891695 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 X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 15F72C388F7 for ; Mon, 9 Nov 2020 15:19:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B13902074F for ; Mon, 9 Nov 2020 15:19:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b="bxo/bDJ6" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732292AbgKIPTG (ORCPT ); Mon, 9 Nov 2020 10:19:06 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:21904 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1731686AbgKIPS0 (ORCPT ); Mon, 9 Nov 2020 10:18:26 -0500 Received: from pps.filterd (m0098414.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 0A9F7X2E034411; Mon, 9 Nov 2020 10:18:23 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references; s=pp1; bh=s/HRzeD+3KGfEzpf5dG4UYvemk8/JHV23L+u+8kEYfw=; b=bxo/bDJ6ORnOVpnXzfWJ/ouJbKf0bmbbqzTqMr56uatP7ql6lUTULecHARiTOgb2ouhr SSVuzM9JqvVBSLuB3PTMTm+OTn3lvEiQpvhxpGOOuwNewqvsBk68Ros17FLJpfYVfX4p yjO42HdzB/IdDhpLnqBlNUhVgNqIrstjvMzv4XvJsrowgxVSBHFLNfmmDBJv3CutoW8T jbbz71+P41CGyvw+hLohbbkQsQUCDAcgSJKjKCmxb9jPtW8fl5WlY2H33Sl7GncifZRM Y84B0kPlp+6MdJeHVx8JYP1Mhb1igWlgR+BwDPytOBOAJRu9TEhjzhCE8SXVVZ0kcrv5 UQ== Received: from ppma06ams.nl.ibm.com (66.31.33a9.ip4.static.sl-reverse.com [169.51.49.102]) by mx0b-001b2d01.pphosted.com with ESMTP id 34q5cwxgjw-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 09 Nov 2020 10:18:23 -0500 Received: from pps.filterd (ppma06ams.nl.ibm.com [127.0.0.1]) by ppma06ams.nl.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 0A9FBin1025115; Mon, 9 Nov 2020 15:18:21 GMT Received: from b06avi18878370.portsmouth.uk.ibm.com (b06avi18878370.portsmouth.uk.ibm.com [9.149.26.194]) by ppma06ams.nl.ibm.com with ESMTP id 34njuh25u7-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 09 Nov 2020 15:18:21 +0000 Received: from b06wcsmtp001.portsmouth.uk.ibm.com (b06wcsmtp001.portsmouth.uk.ibm.com [9.149.105.160]) by b06avi18878370.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 0A9FII8i63308084 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 9 Nov 2020 15:18:18 GMT Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 96925A4069; Mon, 9 Nov 2020 15:18:18 +0000 (GMT) Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5DBCDA405B; Mon, 9 Nov 2020 15:18:18 +0000 (GMT) Received: from tuxmaker.boeblingen.de.ibm.com (unknown [9.152.85.9]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with ESMTP; Mon, 9 Nov 2020 15:18:18 +0000 (GMT) From: Karsten Graul To: davem@davemloft.net Cc: netdev@vger.kernel.org, linux-s390@vger.kernel.org, hca@linux.ibm.com, raspl@linux.ibm.com Subject: [PATCH net-next v4 01/15] net/smc: use helper smc_conn_abort() in listen processing Date: Mon, 9 Nov 2020 16:18:00 +0100 Message-Id: <20201109151814.15040-2-kgraul@linux.ibm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201109151814.15040-1-kgraul@linux.ibm.com> References: <20201109151814.15040-1-kgraul@linux.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.312,18.0.737 definitions=2020-11-09_08:2020-11-05,2020-11-09 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 suspectscore=3 phishscore=0 mlxscore=0 spamscore=0 adultscore=0 malwarescore=0 impostorscore=0 mlxlogscore=811 clxscore=1015 bulkscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2011090106 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org The helper smc_connect_abort() can be used by the listen processing functions, too. And rename this helper to smc_conn_abort() to make the purpose clearer. No functional change. Signed-off-by: Karsten Graul --- net/smc/af_smc.c | 17 +++++------------ 1 file changed, 5 insertions(+), 12 deletions(-) diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c index 527185af7bf3..bc3e45289771 100644 --- a/net/smc/af_smc.c +++ b/net/smc/af_smc.c @@ -552,8 +552,7 @@ static int smc_connect_decline_fallback(struct smc_sock *smc, int reason_code, return smc_connect_fallback(smc, reason_code); } -/* abort connecting */ -static void smc_connect_abort(struct smc_sock *smc, int local_first) +static void smc_conn_abort(struct smc_sock *smc, int local_first) { if (local_first) smc_lgr_cleanup_early(&smc->conn); @@ -814,7 +813,7 @@ static int smc_connect_rdma(struct smc_sock *smc, return 0; connect_abort: - smc_connect_abort(smc, ini->first_contact_local); + smc_conn_abort(smc, ini->first_contact_local); mutex_unlock(&smc_client_lgr_pending); smc->connect_nonblock = 0; @@ -893,7 +892,7 @@ static int smc_connect_ism(struct smc_sock *smc, return 0; connect_abort: - smc_connect_abort(smc, ini->first_contact_local); + smc_conn_abort(smc, ini->first_contact_local); mutex_unlock(&smc_server_lgr_pending); smc->connect_nonblock = 0; @@ -1320,10 +1319,7 @@ static void smc_listen_decline(struct smc_sock *new_smc, int reason_code, int local_first, u8 version) { /* RDMA setup failed, switch back to TCP */ - if (local_first) - smc_lgr_cleanup_early(&new_smc->conn); - else - smc_conn_free(&new_smc->conn); + smc_conn_abort(new_smc, local_first); if (reason_code < 0) { /* error, no fallback possible */ smc_listen_out_err(new_smc); return; @@ -1429,10 +1425,7 @@ static int smc_listen_ism_init(struct smc_sock *new_smc, /* Create send and receive buffers */ rc = smc_buf_create(new_smc, true); if (rc) { - if (ini->first_contact_local) - smc_lgr_cleanup_early(&new_smc->conn); - else - smc_conn_free(&new_smc->conn); + smc_conn_abort(new_smc, ini->first_contact_local); return (rc == -ENOSPC) ? SMC_CLC_DECL_MAX_DMB : SMC_CLC_DECL_MEM; }