From patchwork Thu Aug 3 13:24:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guangguan Wang X-Patchwork-Id: 13339980 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CB47E1E528 for ; Thu, 3 Aug 2023 13:24:31 +0000 (UTC) Received: from out30-124.freemail.mail.aliyun.com (out30-124.freemail.mail.aliyun.com [115.124.30.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BBC291704; Thu, 3 Aug 2023 06:24:28 -0700 (PDT) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R141e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018046059;MF=guangguan.wang@linux.alibaba.com;NM=1;PH=DS;RN=13;SR=0;TI=SMTPD_---0Voz-FPi_1691069063; Received: from localhost.localdomain(mailfrom:guangguan.wang@linux.alibaba.com fp:SMTPD_---0Voz-FPi_1691069063) by smtp.aliyun-inc.com; Thu, 03 Aug 2023 21:24:24 +0800 From: Guangguan Wang To: wenjia@linux.ibm.com, jaka@linux.ibm.com, kgraul@linux.ibm.com, tonylu@linux.alibaba.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com Cc: alibuda@linux.alibaba.com, guwen@linux.alibaba.com, linux-s390@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH net-next 0/6] net/smc: serveral features's implementation for smc v2.1 Date: Thu, 3 Aug 2023 21:24:16 +0800 Message-Id: <20230803132422.6280-1-guangguan.wang@linux.alibaba.com> X-Mailer: git-send-email 2.24.3 (Apple Git-128) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Spam-Status: No, score=-9.9 required=5.0 tests=BAYES_00, ENV_AND_HDR_SPF_MATCH,RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE,UNPARSEABLE_RELAY,USER_IN_DEF_SPF_WL autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@kernel.org X-Patchwork-State: RFC This patch set implement serveral new features in SMC v2.1(https:// www.ibm.com/support/pages/node/7009315), including vendor unique experimental options, max connections per lgr negotiation, max links per lgr negotiation. Guangguan Wang (6): net/smc: support smc release version negotiation in clc handshake net/smc: add vendor unique experimental options area in clc handshake net/smc: support smc v2.x features validate net/smc: support max connections per lgr negotiation net/smc: support max links per lgr negotiation in clc handshake net/smc: Extend SMCR v2 linkgroup netlink attribute include/uapi/linux/smc.h | 2 + net/smc/af_smc.c | 87 +++++++++++++++++------ net/smc/smc.h | 5 +- net/smc/smc_clc.c | 147 ++++++++++++++++++++++++++++++++------- net/smc/smc_clc.h | 53 ++++++++++++-- net/smc/smc_core.c | 13 +++- net/smc/smc_core.h | 10 +++ net/smc/smc_llc.c | 21 ++++-- 8 files changed, 284 insertions(+), 54 deletions(-)