From patchwork Thu Jan 6 18:03:55 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhu Yanjun X-Patchwork-Id: 12704988 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 F266CC433EF for ; Thu, 6 Jan 2022 01:41:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344423AbiAFBlQ (ORCPT ); Wed, 5 Jan 2022 20:41:16 -0500 Received: from mga01.intel.com ([192.55.52.88]:62225 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344417AbiAFBlO (ORCPT ); Wed, 5 Jan 2022 20:41:14 -0500 X-IronPort-AV: E=McAfee;i="6200,9189,10217"; a="266855318" X-IronPort-AV: E=Sophos;i="5.88,265,1635231600"; d="scan'208";a="266855318" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jan 2022 17:41:12 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,265,1635231600"; d="scan'208";a="513226679" Received: from intel-obmc.bj.intel.com (HELO intel-71.bj.intel.com) ([10.238.154.71]) by orsmga007.jf.intel.com with ESMTP; 05 Jan 2022 17:41:10 -0800 From: yanjun.zhu@linux.dev To: jgg@ziepe.ca, mustafa.ismail@intel.com, shiraz.saleem@intel.com, zyjzyj2000@gmail.com, linux-rdma@vger.kernel.org, yanjun.zhu@linux.dev, leonro@nvidia.com Subject: [PATCH v3 0/4] Generate UDP src port with flow label or lqpn/rqpn Date: Thu, 6 Jan 2022 13:03:55 -0500 Message-Id: <20220106180359.2915060-1-yanjun.zhu@linux.dev> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org From: Zhu Yanjun Follow the advice from Leon Romanovsky, rdma_get_udp_sport is moved to ib_verbs.h. several drivers generate udp source port with this function. --- v2->v3:Because in-subnet communications, GRH is optional. Without thei randomization for src_port done in rxe_qp_init_req, udp source port will be 0xC000 in that case. v1->v2:Remove the local variables in commits "RDMA/irdma: Make the source udp port vary" and "RDMA/rxe: Use the standard method to produce udp source port". A new commit is added to remove the redundant randomization for UDP source port in RXE. --- Zhu Yanjun (4): RDMA/core: Calculate UDP source port based on flow label or lqpn/rqpn RDMA/hns: Replace get_udp_sport with rdma_get_udp_sport RDMA/irdma: Make the source udp port vary RDMA/rxe: Use the standard method to produce udp source port drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 12 ++---------- drivers/infiniband/hw/irdma/verbs.c | 4 ++++ drivers/infiniband/sw/rxe/rxe_verbs.c | 6 ++++++ include/rdma/ib_verbs.h | 17 +++++++++++++++++ 4 files changed, 29 insertions(+), 10 deletions(-)