From patchwork Wed Mar 31 18:43:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Haakon Bugge X-Patchwork-Id: 12175933 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=-13.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, 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 F2523C43461 for ; Wed, 31 Mar 2021 18:44:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CD32161077 for ; Wed, 31 Mar 2021 18:44:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235200AbhCaSn4 (ORCPT ); Wed, 31 Mar 2021 14:43:56 -0400 Received: from userp2120.oracle.com ([156.151.31.85]:47960 "EHLO userp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235205AbhCaSni (ORCPT ); Wed, 31 Mar 2021 14:43:38 -0400 Received: from pps.filterd (userp2120.oracle.com [127.0.0.1]) by userp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 12VIOrjp180569; Wed, 31 Mar 2021 18:43:32 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : mime-version : content-type : content-transfer-encoding; s=corp-2020-01-29; bh=Sgw2w+kgVfvTr68L4+Fag7PR6Rntmywf8u7lTr7+rQs=; b=CwjSWA5zvaihKo2shVtnGcUUPN0zrAvRpY4vndKU+deMseJ8Og0oTBSAA/MkasmGMBm8 1R/0LEuJ7LFHSB6zFd/NTRv36h4uqEVUiGGRTvPt2Liu/RKkKHQKNGO5Nbi2qZKQurwc etTU+eXQc76XpM7JjWq6d/hGXl0kJ10Zy7sWe09IF+Xkvmbu7SR5VXdaKxr+mhzhDISI DJf6mga0VosihXPq0/X70BA1gWCc26CHEWY3nj1YiBiMeObGxHiEfh2iM9JSYLITXPyV 6V0usFK2cM+JPI/105clT3Sn5ja1D2wRzfs2venwr1SmwfGYjSelLawYqLrkji+TGsnI lg== Received: from userp3030.oracle.com (userp3030.oracle.com [156.151.31.80]) by userp2120.oracle.com with ESMTP id 37mp06srf6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 31 Mar 2021 18:43:32 +0000 Received: from pps.filterd (userp3030.oracle.com [127.0.0.1]) by userp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 12VIPXHx134962; Wed, 31 Mar 2021 18:43:30 GMT Received: from pps.reinject (localhost [127.0.0.1]) by userp3030.oracle.com with ESMTP id 37mabmk9vu-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 31 Mar 2021 18:43:30 +0000 Received: from userp3030.oracle.com (userp3030.oracle.com [127.0.0.1]) by pps.reinject (8.16.0.36/8.16.0.36) with SMTP id 12VIh0wM196416; Wed, 31 Mar 2021 18:43:30 GMT Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by userp3030.oracle.com with ESMTP id 37mabmk9vg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 31 Mar 2021 18:43:29 +0000 Received: from abhmp0011.oracle.com (abhmp0011.oracle.com [141.146.116.17]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 12VIhSA7012148; Wed, 31 Mar 2021 18:43:28 GMT Received: from lab02.no.oracle.com (/10.172.144.56) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Wed, 31 Mar 2021 11:43:27 -0700 From: =?utf-8?q?H=C3=A5kon_Bugge?= To: Santosh Shilimkar , "David S. Miller" , Doug Ledford , Jason Gunthorpe , linux-rdma@vger.kernel.org, Parav Pandit Cc: netdev@vger.kernel.org, rds-devel@oss.oracle.com, linux-kernel@vger.kernel.org Subject: [PATCH for-next v3 0/2] Introduce rdma_set_min_rnr_timer() and use it in RDS Date: Wed, 31 Mar 2021 20:43:12 +0200 Message-Id: <1617216194-12890-1-git-send-email-haakon.bugge@oracle.com> X-Mailer: git-send-email 1.8.3.1 MIME-Version: 1.0 X-Proofpoint-IMR: 1 X-Proofpoint-ORIG-GUID: rq5vfdvUlRtfDysJlDaV4EuTC2ISjSbg X-Proofpoint-GUID: rq5vfdvUlRtfDysJlDaV4EuTC2ISjSbg X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=9940 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 impostorscore=0 spamscore=0 malwarescore=0 mlxlogscore=985 mlxscore=0 clxscore=1015 bulkscore=0 adultscore=0 priorityscore=1501 phishscore=0 suspectscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2103300000 definitions=main-2103310126 Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org ib_modify_qp() is an expensive operation on some HCAs running virtualized. This series removes two ib_modify_qp() calls from RDS. I am sending this as a v3, even though it is the first sent to net. This because the IB Core commit has reach v3. Håkon Bugge (2): IB/cma: Introduce rdma_set_min_rnr_timer() rds: ib: Remove two ib_modify_qp() calls drivers/infiniband/core/cma.c | 41 ++++++++++++++++++++++++++++++++++++++ drivers/infiniband/core/cma_priv.h | 2 ++ include/rdma/rdma_cm.h | 2 ++ net/rds/ib_cm.c | 35 +------------------------------- net/rds/rdma_transport.c | 1 + 5 files changed, 47 insertions(+), 34 deletions(-) Acked-by: Santosh Shilimkar --- 1.8.3.1