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[2620:137:e000::1:20]) by mx.google.com with ESMTP id g8-20020a056402424800b0043c4912e226si162999edb.568.2022.08.25.12.25.45; Thu, 25 Aug 2022 12:26:11 -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=vM36CzAG; 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 S242922AbiHYSka (ORCPT + 99 others); Thu, 25 Aug 2022 14:40:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33498 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242158AbiHYSkV (ORCPT ); Thu, 25 Aug 2022 14:40:21 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 737883ED71; Thu, 25 Aug 2022 11:40:19 -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 0D217B82A2E; Thu, 25 Aug 2022 18:40:18 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id B4438C433C1; Thu, 25 Aug 2022 18:40:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1661452816; bh=pGsnlrzUs9rFUKA1BHRL6k9aWIJQ/q1skMQLzZaS5rQ=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=vM36CzAGqCstVAofRH9O8k5B6COSFFRc+vCFwFrBdU7R9OnoQVPqY0DkHa5JM9i8L TAUmmFH7jtb/DaN0+YZv+A86P9T8xmlwUyV0crgMZp3EBo85OOs9G6HFpqaCc9wHzW JdgQaq/7atIsuDMOw7T3hD2EobDzYo2LxLm6sf/ZTvbf2UNQ6CaUtiRhRWOcJK+WEf M96F91YU3Rc74GntKdLTgW1DaGTk0oq902MubZkNIfqsCb4p/D2G3wMNn81Icltbj2 D86xRDTrAmLpl87DmyfAF/9VDG9/hdWmHmZpvS8ZPAtgF6GDy8dbsU3/XKus39XLq4 NCKLF1zTG1Wdg== 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 94146E2A03C; Thu, 25 Aug 2022 18:40:16 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf-next v9 0/5] bpf: rstat: cgroup hierarchical stats From: patchwork-bot+netdevbpf@kernel.org Message-Id: <166145281660.28094.16612223815048062311.git-patchwork-notify@kernel.org> Date: Thu, 25 Aug 2022 18:40:16 +0000 References: <20220824030031.1013441-1-haoluo@google.com> In-Reply-To: <20220824030031.1013441-1-haoluo@google.com> To: Hao Luo Cc: linux-kernel@vger.kernel.org, bpf@vger.kernel.org, cgroups@vger.kernel.org, netdev@vger.kernel.org, ast@kernel.org, andrii@kernel.org, daniel@iogearbox.net, martin.lau@linux.dev, song@kernel.org, yhs@fb.com, tj@kernel.org, lizefan.x@bytedance.com, kpsingh@kernel.org, hannes@cmpxchg.org, mhocko@kernel.org, john.fastabend@gmail.com, jolsa@kernel.org, mkoutny@suse.com, roman.gushchin@linux.dev, rientjes@google.com, sdf@google.com, shakeelb@google.com, yosryahmed@google.com X-Spam-Status: No, score=-7.1 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,T_SCC_BODY_TEXT_LINE 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 bpf/bpf-next.git (master) by Alexei Starovoitov : On Tue, 23 Aug 2022 20:00:26 -0700 you wrote: > This patch series allows for using bpf to collect hierarchical cgroup > stats efficiently by integrating with the rstat framework. The rstat > framework provides an efficient way to collect cgroup stats percpu and > propagate them through the cgroup hierarchy. > > The stats are exposed to userspace in textual form by reading files in > bpffs, similar to cgroupfs stats by using a cgroup_iter program. > cgroup_iter is a type of bpf_iter. It walks over cgroups in four modes: > - walking a cgroup's descendants in pre-order. > - walking a cgroup's descendants in post-order. > - walking a cgroup's ancestors. > - process only a single object. > > [...] Here is the summary with links: - [bpf-next,v9,1/5] bpf: Introduce cgroup iter https://git.kernel.org/bpf/bpf-next/c/d4ccaf58a847 - [bpf-next,v9,2/5] selftests/bpf: Test cgroup_iter. https://git.kernel.org/bpf/bpf-next/c/fe0dd9d4b740 - [bpf-next,v9,3/5] cgroup: bpf: enable bpf programs to integrate with rstat https://git.kernel.org/bpf/bpf-next/c/a319185be9f5 - [bpf-next,v9,4/5] selftests/bpf: extend cgroup helpers https://git.kernel.org/bpf/bpf-next/c/434992bb6037 - [bpf-next,v9,5/5] selftests/bpf: add a selftest for cgroup hierarchical stats collection (no matching commit) You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html