From mboxrd@z Thu Jan 1 00:00:00 1970 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 11334C25B07 for ; Tue, 9 Aug 2022 16:20:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244946AbiHIQUT (ORCPT ); Tue, 9 Aug 2022 12:20:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39630 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244870AbiHIQUP (ORCPT ); Tue, 9 Aug 2022 12:20:15 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 55139E7D; Tue, 9 Aug 2022 09:20:15 -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 dfw.source.kernel.org (Postfix) with ESMTPS id E91C561309; Tue, 9 Aug 2022 16:20:14 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 45B1BC433D7; Tue, 9 Aug 2022 16:20:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1660062014; bh=ScEACFHLlKmH2umhHgKsjorXBX1s/jwBBv3ait+GCJM=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=gd+0JTLWdSDr1QAWnY2yZOr/xz/qgEsGQGGiFDTaFifk5SJSs9fOcqVFvgk9IW5xb /LGGFd7fPvFqNSgmxk8vrbZjv3/T7jeM42OL+5l8/C64BTWaG1p2saKNrCM7FRmFmv rEkVvoYJh+lDbloG6HsWTNoQQ/z6JZHKLWzw8XwSwHcR29V458YWlDuO8y/lGhhSNm QKmkQNl26KfpY4wVeJLftN5De0Xtq6kWxIoMAk3GlLkXasJ0Rn+UM6GuHNd74DrZmw 2XZQ1ubBi8fzMFIHIOLQBTTxod7SJEdHtaL497tTxki40tVevXtBfZEVz4cGRCpxLD ARxcoAcICOPKg== 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 2CD8CC43143; Tue, 9 Aug 2022 16:20:14 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf-next v7 0/8] bpf: rstat: cgroup hierarchical stats From: patchwork-bot+netdevbpf@kernel.org Message-Id: <166006201418.29142.16195047594672738404.git-patchwork-notify@kernel.org> Date: Tue, 09 Aug 2022 16:20:14 +0000 References: <20220805214821.1058337-1-haoluo@google.com> In-Reply-To: <20220805214821.1058337-1-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, benjamin.tissoires@redhat.com, john.fastabend@gmail.com, mkoutny@suse.com, roman.gushchin@linux.dev, rientjes@google.com, sdf@google.com, shakeelb@google.com, yosryahmed@google.com 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 Fri, 5 Aug 2022 14:48:13 -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,v7,1/8] btf: Add a new kfunc flag which allows to mark a function to be sleepable https://git.kernel.org/bpf/bpf-next/c/fa96b24204af - [bpf-next,v7,2/8] cgroup: enable cgroup_get_from_file() on cgroup1 https://git.kernel.org/bpf/bpf-next/c/f3a2aebdd6fb - [bpf-next,v7,3/8] bpf, iter: Fix the condition on p when calling stop. https://git.kernel.org/bpf/bpf-next/c/be3bb83dab2d - [bpf-next,v7,4/8] bpf: Introduce cgroup iter (no matching commit) - [bpf-next,v7,5/8] selftests/bpf: Test cgroup_iter. (no matching commit) - [bpf-next,v7,6/8] cgroup: bpf: enable bpf programs to integrate with rstat (no matching commit) - [bpf-next,v7,7/8] selftests/bpf: extend cgroup helpers (no matching commit) - [bpf-next,v7,8/8] 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