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[23.128.96.18]) by mx.google.com with ESMTP id r12si1290950ilg.107.2021.05.21.13.22.00; Fri, 21 May 2021 13:22:13 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20161025 header.b=pqRuS9to; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229807AbhEUQEs (ORCPT + 99 others); Fri, 21 May 2021 12:04:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34588 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229586AbhEUQEq (ORCPT ); Fri, 21 May 2021 12:04:46 -0400 Received: from mail-lf1-x129.google.com (mail-lf1-x129.google.com [IPv6:2a00:1450:4864:20::129]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 12AB5C061574 for ; Fri, 21 May 2021 09:03:21 -0700 (PDT) Received: by mail-lf1-x129.google.com with SMTP id q3so269567lfu.2 for ; Fri, 21 May 2021 09:03:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=yiSHm/i0ntIC7XV9xeKxtIeUyYju4T+JD0ZeRfIjKFo=; b=pqRuS9toNOMN69IxAEDNhxeuDceaDJikh7Bd9vsb5rOXAkMuzb6Lp0xwKixYtSucz4 On6UNZ4deHHb1i0M3LzSaYQfA7kIvKWCB99LZx92cM0p+krKQ8Zokd4uiwEMhz3Cn1MV zzBh3tP35+2CiLcY/YR3pXRE1+ICooRpQMA7HewKmDPH2aMnxJS7hDdieFteC4gnxEbG TBCpDqjgzCjBi/dYIq4geI4rUyZS+Bkv5g06oMAH+mzcoN73Xh56oIIsXuscPPOuRM2H Xvviqoq1CQGRCmrGvLcEoJhzjFpKBwaIZJODSWnVX0w72c9HyhCJ8sn1+qFynfamm0jD EZHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=yiSHm/i0ntIC7XV9xeKxtIeUyYju4T+JD0ZeRfIjKFo=; b=EADqWrnqzME04LKNy76dYbJ/RAYq8z7ZIHwMnZm9gF4CWIvs2DAQg8UCfNzX1FX4VX gwSQUSt6yeQJtxjUEnq8yKd0w7rLMxg2VqRW3evk2vZHMRGsyiOLVZB277knhhbMqKvB LgzUGH67m/p+vgd93oZQ2Zc8kdVpo2mnVVakFMxf+6DWYzHzx2oDUriSCzuymq68sCqV 8BpcREVbfAdv3q+ObYWDA6++UhceMI7B/pGBEufmG5+PC6Hqev/sHM6mIaFH37/+McRt 7u0VUWC/4S+yUDgsqwICGb+hywLnkoit+eQbcVa32TEMuSksybpunWx/tVT4Ahj5fVTp 7wUA== X-Gm-Message-State: AOAM530HWqYxzzhQRTA+zuXaIBU0suMNnPSUSXhPY4jKH//xkcOiU7M2 4GowuwlBQZp0pSYMCxXmP/pECx6ewJHk+u+PgNXfvg== X-Received: by 2002:ac2:520a:: with SMTP id a10mr2710768lfl.180.1621612999247; Fri, 21 May 2021 09:03:19 -0700 (PDT) MIME-Version: 1.0 References: <20210520183614.1227046-1-posk@google.com> <87mtspm7fe.fsf@meer.lwn.net> <87eee0m8ez.fsf@meer.lwn.net> In-Reply-To: <87eee0m8ez.fsf@meer.lwn.net> From: Peter Oskolkov Date: Fri, 21 May 2021 09:03:07 -0700 Message-ID: Subject: Re: [RFC PATCH v0.1 0/9] UMCG early preview/RFC patchset To: Jonathan Corbet Cc: Peter Zijlstra , Ingo Molnar , Thomas Gleixner , Linux Kernel Mailing List , linux-api , Paul Turner , Ben Segall , Peter Oskolkov , Joel Fernandes , Andrew Morton , Andrei Vagin , Jim Newsome Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, May 21, 2021 at 8:08 AM Jonathan Corbet wrote: [...] > Documentation patches can help to guide that discussion; they also need > to be reviewed as well. So yes, I think they should be present from the > beginning. But then, that's the position I'm supposed to take :) This > is a big change to the kernel's system-call API, I don't think that > there can be a proper discussion of that without a description of what > you're trying to do. Hi Jon, There are doc comments in patches 2 and 7 in umcg.c documenting the new syscalls. That said, I'll prepare a separate doc patch - I guess I'll add Documentation/scheduler/umcg.rst, unless you tell me there is a better place to do that. ETA mid-to-late next week. Thanks, Peter