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 E2895C433F5 for ; Tue, 10 May 2022 22:09:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234952AbiEJWJc (ORCPT ); Tue, 10 May 2022 18:09:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35970 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231561AbiEJWJU (ORCPT ); Tue, 10 May 2022 18:09:20 -0400 Received: from mail-pj1-x102c.google.com (mail-pj1-x102c.google.com [IPv6:2607:f8b0:4864:20::102c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 85FC928B683; Tue, 10 May 2022 15:09:19 -0700 (PDT) Received: by mail-pj1-x102c.google.com with SMTP id n10so431824pjh.5; Tue, 10 May 2022 15:09:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=K/YRl0EHG6/vXUptECv10Aauq/B8k7rs/JZcz3pAi9w=; b=CJvFFv58sImc2fcQ7NsltAoprTMkf9aZO2qc39iio4VUJ+QAhHceQxanfIuUeIi5Nm W24275MUyU6Z6K6+FBOiW62RkCq2sZC1HOJ/ffKJabKOHIBTVrPBRDzdofuuLXhcOfqg 1lnstTBHmuonZVrjv3cX/EM733/CP+IwyYzrH1GcL2u0Wn0aXSxPYXiKakw4rB/NA3UH X+V1l4tH5u7VXfQ5syp8MZv8EF5IUZRjUdKpaoTP/mQXZAM2WISVdqSZW8Ly95fHSSwg LyqF6dVvC9WnSNLoa6nEfPa6DEwLmOVttivdoBEHQEcwqapkfLt6jxYRbhyTSZ1486Hy 8h9Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to; bh=K/YRl0EHG6/vXUptECv10Aauq/B8k7rs/JZcz3pAi9w=; b=aRKccE84fjQ3gkIAd40EsfZb9leIKLdolfqt0nttmuYZBkrkaWthaPPZYDE8NqaSUI Es0VF9WXIz0oirh8MIFpTeY1eZsh6/cylJjohBsLWwZoy4XXDRY3gI3jb6SqHtq/5DyC 199lMT9zL2GS0cWvTwTwXdQPVOt0erxfx8tlPo4Fe4Vax0OjVBNS8X6r4+SCng1/5yMv nh+2eb4THbuPFdTaiFOw0BR1u64eHQd48lMNQv3CBSfZLTkqcr/r8p5Fj2hfx8EXnlPB t+d6kP6xwHwMTXAz8E+dMSTDHMDefavMLliIt67s2VhlCVGhh9QPUENlOMVxizCkp77P CVKA== X-Gm-Message-State: AOAM5336l7n0N5gmo5P53faxqDr/VdmDVgMDeX4T0WhY+sbsilJXVhKP Xy6Z4YmOUAt1CaRFwhHzcxM= X-Google-Smtp-Source: ABdhPJzg9Powi2q6BkbPLmucEileOTWi2Y1cLaSxHVfWM27OVcCt62KqeBUJx4MuXG6tiVzxEzL39A== X-Received: by 2002:a17:90b:3812:b0:1dc:8502:2479 with SMTP id mq18-20020a17090b381200b001dc85022479mr1960594pjb.97.1652220558919; Tue, 10 May 2022 15:09:18 -0700 (PDT) Received: from localhost ([2620:10d:c090:400::4:6c64]) by smtp.gmail.com with ESMTPSA id 5-20020a170902e9c500b0015edc07dcf3sm134840plk.21.2022.05.10.15.09.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 May 2022 15:09:18 -0700 (PDT) Sender: Tejun Heo Date: Tue, 10 May 2022 12:09:17 -1000 From: Tejun Heo To: Yosry Ahmed 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 Subject: Re: [RFC PATCH bpf-next 1/9] bpf: introduce CGROUP_SUBSYS_RSTAT program type Message-ID: References: <20220510001807.4132027-1-yosryahmed@google.com> <20220510001807.4132027-2-yosryahmed@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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? Thanks. -- tejun