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 X-Spam-Level: * X-Spam-Status: No, score=1.3 required=3.0 tests=DKIM_SIGNED,FSL_HELO_FAKE, MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D7B01ECDFB3 for ; Mon, 16 Jul 2018 11:39:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8F449208C3 for ; Mon, 16 Jul 2018 11:39:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="nRPOpXGx" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8F449208C3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731542AbeGPMGT (ORCPT ); Mon, 16 Jul 2018 08:06:19 -0400 Received: from mail-wm0-f44.google.com ([74.125.82.44]:36872 "EHLO mail-wm0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729859AbeGPMGT (ORCPT ); Mon, 16 Jul 2018 08:06:19 -0400 Received: by mail-wm0-f44.google.com with SMTP id n17-v6so15555092wmh.2 for ; Mon, 16 Jul 2018 04:39:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=0KmJ5Zu/ERbKEGlrwpSB+5zOzCJEYPpU0w+rC6L0R3w=; b=nRPOpXGx+mEu6FQUTmLa1HpIILHdBjgQQ6+fItM9h2QKQz/1O8WheX7KcdVcObyXDH yEb1EIh6K1JdrnsZGR00+Au4co8tVMg8HZ8daK8C3gEqcToCE116FTUUJoOOfajgYTQb nzjvNEkMvL/4iidMXnPZddYfy9YnLRSxdFrwBt1Z4LtROOATWj7m9irDRIF/RcHNXAQU HnyJlSKyp1aFjNx/J9VzBvNB0WHsXtI9EXqfqAd778T/9F7mVrUc0/uyubRVJdVk6V9i Wv4GDeaUiqmXgByphRnhBnk+liLsxHXVHUZRYV04KoO5QiGar9nuP/0IW+UnpQgNJ2en hIhA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to:user-agent; bh=0KmJ5Zu/ERbKEGlrwpSB+5zOzCJEYPpU0w+rC6L0R3w=; b=St6VtJ7HtyXsxR5ErwY3hFJepFRGTmoyzSGBsB3NTfeJ5JqJp+18p7kYpmnC4ootVd hPLyIGddQAPAESIZaOoRj9bjx1gZbvUNo+aUlNOqQGZHTloNxTSMBofM06HIVmPJpiah Pv1zPUktoaWsEhqPbXw9SG+pddS+UKlOjhjIj/duwKcFsOGjlPD4w/Z1oHQZSFnAl9WZ 7Z6/5dICnFDIadGc86G6b5N00IA0c7gM2dt9jHzqPcGWodVRRK9Jwtr2mf0dY9Xw9T4l Kxvl6+9XIsSAuzI3wROEUga4G5U+Db0b/7u0ZigKHJBBH2Qbiqs8rYm6Ye9KPGdAg1aU q2lg== X-Gm-Message-State: AOUpUlGdIXar8IvTvtvg68+lYNYJ+iuGXOvUT+s4ZcIbjuQ9lRG4F9t1 phpp1AF2/XfuDieTGjJPA3g= X-Google-Smtp-Source: AAOMgpfJsAIL/sDyYEP01NNYM59O8Rq+LqOg5G763afI+VtxWT4MV/uY34naqmZKehllAbN3f3cQew== X-Received: by 2002:a1c:6585:: with SMTP id z127-v6mr8902580wmb.5.1531741156049; Mon, 16 Jul 2018 04:39:16 -0700 (PDT) Received: from gmail.com (2E8B0CD5.catv.pool.telekom.hu. [46.139.12.213]) by smtp.gmail.com with ESMTPSA id g125-v6sm11715328wmf.16.2018.07.16.04.39.14 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 16 Jul 2018 04:39:15 -0700 (PDT) Date: Mon, 16 Jul 2018 13:39:13 +0200 From: Ingo Molnar To: Vincent Guittot Cc: Peter Zijlstra , linux-kernel , "Rafael J. Wysocki" , Juri Lelli , Dietmar Eggemann , Morten Rasmussen , viresh kumar , Valentin Schneider , Patrick Bellasi , Joel Fernandes , Daniel Lezcano , Quentin Perret , Luca Abeni , Claudio Scordino , Ingo Molnar Subject: Re: [PATCH 09/11] sched: use pelt for scale_rt_capacity() Message-ID: <20180716113913.GA7053@gmail.com> References: <1530200714-4504-1-git-send-email-vincent.guittot@linaro.org> <1530200714-4504-10-git-send-email-vincent.guittot@linaro.org> <20180715221538.GA23280@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Vincent Guittot wrote: > > If the compiler refuses to optimize this away (due to the zero and overflow > > cases), try to find something more clever? > > Thanks for the fix. > I'm off for now and will look at your proposal above once back Sounds good, there's no rush, we've still got time until ~rc7. Thanks, Ingo