Received: by 2002:a25:8b91:0:0:0:0:0 with SMTP id j17csp2370088ybl; Thu, 19 Dec 2019 12:22:54 -0800 (PST) X-Google-Smtp-Source: APXvYqzrho4f4CBb8hOW9N9MNDZkfDsJdeau3GgeEHKYnI6rYKYrSXtlMf9B1fOI97l0buKXlizm X-Received: by 2002:a05:6830:159a:: with SMTP id i26mr10943361otr.3.1576786974261; Thu, 19 Dec 2019 12:22:54 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1576786974; cv=none; d=google.com; s=arc-20160816; b=uA8u3vRqeLRUlGiJ2a1CMe1SzgbsrUk704G/Ohrp9ngSF2LOI/6bAoSkdyqPYXC/+k 5zcLw623ylZRHEEEg2B6tUC7ElcI7iUJhn+M2cfnk4eIIeSKu0b4PxFdukD0dNrLT0V3 QLvIAJTcQRx9peWgDZH78PGQjfmcNOowgymReQG8DxtnCVWX/x7wNS8QZC+Ii7Y6XXv3 wyvNjcMNjItpLUP2H8qUgIHnLeknRAVyw4+1821MqHnnDFqhaN6cmd0c17unlbGzt6zI 14UZ2JTTFddvsASjveOYElXRuzOfaK2Mv29R3u4nc53vk/2VHxT3tZjXaccQSyGjyr7M uH/A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date; bh=D6YwiHclOqKhJ0djt7LwhMXmgATE4e3hGVE06a1/TD0=; b=G1cS6kv0kstaIFYJ2m/RUMqfTKXZmpiI46UpWv/4xau5Ovx8JYi2Sz3LOEoC7/Y2K4 N3PJzdya5fW1neOaDQVwn0+4qZsqh7KtTNBlD56FGoiNRQbDnaC4zTPlZutg/HggBQro K46g8xfNVHh8f/XKfWnj/x7ZHGKet0pQnX9h8wCqTNK5K0wnlVWOnaQA8y5BAHf1Ou6M pKv5QkbBa84RrT7Nquo5BGWsSteb6qZOYNiIMfOImwOJDkAe7BY8HBETZsEElC7UQpX0 9DCJKPmV+k2p7mBxYdlfN2JAMrZp0P8ZDB9COVjXlmGyM+8hftQOdYTwagG5q7/+ObCf ojVg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id z14si3895648oth.15.2019.12.19.12.22.42; Thu, 19 Dec 2019 12:22:54 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726967AbfLSUU7 (ORCPT + 99 others); Thu, 19 Dec 2019 15:20:59 -0500 Received: from mail.kernel.org ([198.145.29.99]:38790 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726880AbfLSUU6 (ORCPT ); Thu, 19 Dec 2019 15:20:58 -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 777E22465E; Thu, 19 Dec 2019 20:20:57 +0000 (UTC) Date: Thu, 19 Dec 2019 15:20:55 -0500 From: Steven Rostedt To: Kirill Tkhai Cc: Peter Zijlstra , "mingo@redhat.com" , "juri.lelli@redhat.com" , "vincent.guittot@linaro.org" , "dietmar.eggemann@arm.com" , "bsegall@google.com" , "mgorman@suse.de" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH v2] sched: Micro optimization in pick_next_task() and in check_preempt_curr() Message-ID: <20191219152055.4f7b1168@gandalf.local.home> In-Reply-To: <4a708948-7140-d8f3-a5ec-d242ae0737d4@virtuozzo.com> References: <157675913272.349305.8936736338884044103.stgit@localhost.localdomain> <20191219131242.GK2827@hirez.programming.kicks-ass.net> <20191219140252.GS2871@hirez.programming.kicks-ass.net> <20191219094330.0e44c748@gandalf.local.home> <11d755e9-e4f8-dd9e-30b0-45aebe260b2f@virtuozzo.com> <20191219095941.2eebed84@gandalf.local.home> <44c95c18-7593-f3e7-f710-a7d424af7442@virtuozzo.com> <20191219104018.5f8e50d2@gandalf.local.home> <20191219112214.37f1f0af@gandalf.local.home> <4a708948-7140-d8f3-a5ec-d242ae0737d4@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 Thu, 19 Dec 2019 20:16:17 +0000 Kirill Tkhai wrote: > Two small patches look better then one huge, so I prefer to send a patch > on top of yours :) My one patch has turned into 3 patches. Having the sorted structs gave me some more crazy ideas. I'll post the series shortly ;-) -- Steve