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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_2 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 49E46C43603 for ; Fri, 20 Dec 2019 15:18:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2801F24679 for ; Fri, 20 Dec 2019 15:18:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727483AbfLTPSv (ORCPT ); Fri, 20 Dec 2019 10:18:51 -0500 Received: from mail.kernel.org ([198.145.29.99]:54484 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727233AbfLTPSv (ORCPT ); Fri, 20 Dec 2019 10:18:51 -0500 Received: from gandalf.local.home (cpe-66-24-58-225.stny.res.rr.com [66.24.58.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E5E3E222C2; Fri, 20 Dec 2019 15:18:49 +0000 (UTC) Date: Fri, 20 Dec 2019 10:18:48 -0500 From: Steven Rostedt To: Kirill Tkhai Cc: Rasmus Villemoes , Peter Zijlstra , linux-kernel@vger.kernel.org, Kirill Tkhai , "mingo@redhat.com" , "juri.lelli@redhat.com" , "vincent.guittot@linaro.org" , "dietmar.eggemann@arm.com" , "bsegall@google.com" , "mgorman@suse.de" , Ingo Molnar , Andrew Morton Subject: Re: [RFC][PATCH 1/4] sched: Force the address order of each sched class descriptor Message-ID: <20191220101848.2b64b224@gandalf.local.home> In-Reply-To: <5846dfc3-a7a8-25af-aec7-3e326cf54efd@virtuozzo.com> References: <20191219214451.340746474@goodmis.org> <20191219214558.510271353@goodmis.org> <0a957e8d-7af8-613c-11ae-f51b9b241eb7@rasmusvillemoes.dk> <20191220100033.GE2844@hirez.programming.kicks-ass.net> <1ac359e8-fa7f-7ded-e2f2-9f7d0b23a4e1@rasmusvillemoes.dk> <5846dfc3-a7a8-25af-aec7-3e326cf54efd@virtuozzo.com> X-Mailer: Claws Mail 3.17.3 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 20 Dec 2019 13:44:05 +0300 Kirill Tkhai wrote: > My opinion is to better make some less beautiful thing in a single synchronous place, > than to distribute the redundancy over all the code (especially, when it is asynchronous). I very much subscribe to this notion. The TRACE_EVENT() and NMI code does the same. Keep all other use cases simple by making it complex in one locality. -- Steve