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=-0.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 62CC3C352BE for ; Thu, 16 Apr 2020 11:04:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3A120206B9 for ; Thu, 16 Apr 2020 11:04:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="WvigMhq5" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2506018AbgDPLDy (ORCPT ); Thu, 16 Apr 2020 07:03:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32826 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2505744AbgDPLBI (ORCPT ); Thu, 16 Apr 2020 07:01:08 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1EB1EC061A0C for ; Thu, 16 Apr 2020 04:01:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=6aotlsYF19Op+YGPIeXUJS1el9SdNu8r3JRRcRSfqB8=; b=WvigMhq5KQAZjMIV844kXvY6bk VV1Hu22IGoQtTHy8p1PZQxskAk8hLsbgICnINSQnGB6ww0kkT6QNKL9ginqinDRsN/KRZSqAK2gnj InKVrDXKRGngl5KzZAOFtHzmm8nsO0Kowey7/dQQi/l7ps4/s3l4kWaTwfi/trpjgDKUrqoRChQPb dUxyx3OJUkUhFhdOVR8GNXFDTU9d6PMZiMCpGqnbgI2wACD0J3sExjRUlTbSS//iNIcnsoJ41oRdi 7C2sfWaKe613heQ/5tXs5zeOACbN1XgWVgBeMRrITNKkdTXzCkDP7h5AbShlwQEYJTt5JLsK20ebG WeKgY3FQ==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jP2GQ-0002VM-Dz; Thu, 16 Apr 2020 11:00:58 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 8D2413015D0; Thu, 16 Apr 2020 13:00:56 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 77C162B0DC725; Thu, 16 Apr 2020 13:00:56 +0200 (CEST) Date: Thu, 16 Apr 2020 13:00:56 +0200 From: Peter Zijlstra To: Valentin Schneider Cc: linux-kernel@vger.kernel.org, mingo@kernel.org, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, Juri Lelli , Steven Rostedt Subject: Re: [PATCH v3 0/9] sched: Streamline select_task_rq() & select_task_rq_fair() Message-ID: <20200416110056.GT20760@hirez.programming.kicks-ass.net> References: <20200415210512.805-1-valentin.schneider@arm.com> <20200416105828.GN20730@hirez.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200416105828.GN20730@hirez.programming.kicks-ass.net> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Apr 16, 2020 at 12:58:28PM +0200, Peter Zijlstra wrote: > On Wed, Apr 15, 2020 at 10:05:03PM +0100, Valentin Schneider wrote: > > Valentin Schneider (9): > > sched/fair: find_idlest_group(): Remove unused sd_flag parameter > > sched/debug: Make sd->flags sysctl read-only > > sched: Remove checks against SD_LOAD_BALANCE > > sched/topology: Kill SD_LOAD_BALANCE > > sched: Add WF_TTWU, WF_EXEC wakeup flags > > How about I queue two first 5, and you rework these last few? Argh, 4 ofcourse, that 5th patch doesn't make much sense if we have to rework those flags like I proposed. > > sched: Kill select_task_rq()'s sd_flag parameter > > sched/fair: Dissociate wakeup decisions from SD flag value > > sched/fair: Split select_task_rq_fair want_affine logic > > sched/topology: Define and use shortcut pointers for wakeup sd_flag scan > >