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[2620:137:e000::1:20]) by mx.google.com with ESMTP id w15-20020a05620a444f00b006b57a17860esi6755746qkp.316.2022.07.18.04.04.02; Mon, 18 Jul 2022 04:04:23 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=sVW81oos; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234106AbiGRKk2 (ORCPT + 99 others); Mon, 18 Jul 2022 06:40:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48442 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234213AbiGRKkU (ORCPT ); Mon, 18 Jul 2022 06:40:20 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 909B91EC52; Mon, 18 Jul 2022 03:40:19 -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 1AD93B8110A; Mon, 18 Jul 2022 10:40:18 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id B6A3CC341CA; Mon, 18 Jul 2022 10:40:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1658140816; bh=o/iNYuCxsqaOD6DG3Ys5y1hjwGO/7SAuL8oZv5IPMVo=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=sVW81oosS4rw6qrJ7WBs04TO7fHzIht3pHAbwtcVtV5cix0TEt6DXIL7NCZK0rCiV PQsEq5ok7aTdTAEPHmXSNsInlUUOTpiijk68bet89DjNprSLoxtXK7ySuECWfK70zg b8yHB7N4q/h8Yc5NCpjKHQ25NgVqnlNLS6lewyrNyw9QoJwrFa/9cqUCyqQKezw5T1 l3KxDeHJaSu/v7skPEIOGJ7desXCLoGGWRQRQTIt4ZK9Cp06C81Ojh1ZWXgVTrzB7f hydKDOsiJ/5jkh6We5aDjZn3LQgiT7wXS/F5OsOBf3VNd5XVjn9NKUjxRr4h6BBrFE 4WnBuBinXjtGQ== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 98863E451AF; Mon, 18 Jul 2022 10:40:16 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net-next v2 0/6] net/smc: Introduce virtually contiguous buffers for SMC-R From: patchwork-bot+netdevbpf@kernel.org Message-Id: <165814081662.19605.4498154287965722155.git-patchwork-notify@kernel.org> Date: Mon, 18 Jul 2022 10:40:16 +0000 References: <1657791845-1060-1-git-send-email-guwen@linux.alibaba.com> In-Reply-To: <1657791845-1060-1-git-send-email-guwen@linux.alibaba.com> To: Wen Gu Cc: kgraul@linux.ibm.com, wenjia@linux.ibm.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux-s390@vger.kernel.org, netdev@vger.kernel.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org X-Spam-Status: No, score=-7.8 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello: This series was applied to netdev/net-next.git (master) by David S. Miller : On Thu, 14 Jul 2022 17:43:59 +0800 you wrote: > On long-running enterprise production servers, high-order contiguous > memory pages are usually very rare and in most cases we can only get > fragmented pages. > > When replacing TCP with SMC-R in such production scenarios, attempting > to allocate high-order physically contiguous sndbufs and RMBs may result > in frequent memory compaction, which will cause unexpected hung issue > and further stability risks. > > [...] Here is the summary with links: - [net-next,v2,1/6] net/smc: remove redundant dma sync ops https://git.kernel.org/netdev/net-next/c/6d52e2de6415 - [net-next,v2,2/6] net/smc: optimize for smc_sndbuf_sync_sg_for_device and smc_rmb_sync_sg_for_cpu https://git.kernel.org/netdev/net-next/c/0ef69e788411 - [net-next,v2,3/6] net/smc: Introduce a sysctl for setting SMC-R buffer type https://git.kernel.org/netdev/net-next/c/4bc5008e4387 - [net-next,v2,4/6] net/smc: Use sysctl-specified types of buffers in new link group https://git.kernel.org/netdev/net-next/c/b984f370ed51 - [net-next,v2,5/6] net/smc: Allow virtually contiguous sndbufs or RMBs for SMC-R https://git.kernel.org/netdev/net-next/c/b8d199451c99 - [net-next,v2,6/6] net/smc: Extend SMC-R link group netlink attribute https://git.kernel.org/netdev/net-next/c/ddefb2d20553 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html