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 1DAAFC433EF for ; Tue, 10 May 2022 22:10:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234482AbiEJWKy (ORCPT ); Tue, 10 May 2022 18:10:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38666 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232218AbiEJWKt (ORCPT ); Tue, 10 May 2022 18:10:49 -0400 Received: from mail-wm1-x32f.google.com (mail-wm1-x32f.google.com [IPv6:2a00:1450:4864:20::32f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1783549F35 for ; Tue, 10 May 2022 15:10:47 -0700 (PDT) Received: by mail-wm1-x32f.google.com with SMTP id m62so145349wme.5 for ; Tue, 10 May 2022 15:10:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=u7uOUCqMoDgltJ1uxZ5LMikYT8wvvkHVCGV6bc1awcY=; b=Gd7NslwHhpbIbxp10MPezPhTaEU5GdrwG8KeXZN8DL72uNDigerprtOo0TkFtwaOd3 mWkOyJ08FDW34jRv/tAS7FAW30ZQyBqaiFyE93uZTlsyiBezkqXtI5KUb3f23DdQ6MZS X0EhZuRxspsI8kngmi34mQjgoANio3kHInTXm5gn+4m8xQsuyxwUmP++TfEBV2SBbJzz oH7ilbDk5KBGr/29XTHbFFeRyVSm7/Af1v1Slrac5Sz6rLUqt3S8UAhSVajhfyhTdQTT fACT+w973yomcwW3HIcFPP5L7MXi0Qt/JDzndbbI8CiD81VlxTsmiGtyMS9qmqQmOLYb uAUw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=u7uOUCqMoDgltJ1uxZ5LMikYT8wvvkHVCGV6bc1awcY=; b=yrjYQzDV69DDpqExJPXnA1tmUk9AheKTupSNklz5wrbAIYf+2tMvGF4cF9Q3Xl7fPv nRyG7xyU7Z5JNPiSGY/k2G48qlxMPUN5EUfGYMuLHFCkNSgVTxhlMVCZzvqwaksUbovv yl6IE5xL90bdBg5UI/6tMAjujf6MLjcmL9xnwnVZSoD5ZSEWNU0cHFsamGpUOXNRhH+o GPe0FhCHyH5Plp6xbOba4BbdgjYwTyiBZtAomj8UB6t8pNoahJ/Re6hX/8R7CZqc0/Bl 5P055Z2V9y3VJ0BPwEgUNigu84npwvlB0ueqjdpVwD99/c1kMXgHCOj/bNXaEq0yuV1H ZrQA== X-Gm-Message-State: AOAM531LxahEqFhoLu0CWa566QCw0/IGHacfJuu5Ai0srBos/D62d+GK yy/BRgP1ytLBjikO3nUpvfeir4qT3uKTCmFpPbYYew== X-Google-Smtp-Source: ABdhPJzc5js95IRYFhLwrUoxIOFFkbtCpzBmxCCkGcg+jWEPrv5zwAV5Dm0/WNo2UZ/SvLnHHl9FBXsSkgRx6auNZs8= X-Received: by 2002:a05:600c:1908:b0:394:867d:66c4 with SMTP id j8-20020a05600c190800b00394867d66c4mr1893863wmq.152.1652220646220; Tue, 10 May 2022 15:10:46 -0700 (PDT) MIME-Version: 1.0 References: <20220510001807.4132027-1-yosryahmed@google.com> <20220510001807.4132027-2-yosryahmed@google.com> In-Reply-To: From: Yosry Ahmed Date: Tue, 10 May 2022 15:10:09 -0700 Message-ID: Subject: Re: [RFC PATCH bpf-next 1/9] bpf: introduce CGROUP_SUBSYS_RSTAT program type To: Tejun Heo Cc: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , Hao Luo , Zefan Li , Johannes Weiner , Shuah Khan , Roman Gushchin , Michal Hocko , Stanislav Fomichev , David Rientjes , Greg Thelen , Shakeel Butt , Linux Kernel Mailing List , Networking , bpf , cgroups@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, May 10, 2022 at 3:09 PM Tejun Heo wrote: > > Hello, > > On Tue, May 10, 2022 at 02:55:32PM -0700, Yosry Ahmed wrote: > > That's great to hear. I am all in for making the userspace interface > > simpler. I will rework this patch series so that the BPF programs just > > attach to "rstat" and send a V1. > > Any other concerns you have that you think I should address in V1? > > Not that I can think of right now but my bpf side insight is really limited, > so it might be worthwhile to wait for some bpf folks to chime in? > Sounds good. Will wait for feedback on the BPF side of things before I send a V1. > Thanks. > > -- > tejun