From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753384AbbGSLPT (ORCPT ); Sun, 19 Jul 2015 07:15:19 -0400 Received: from casper.infradead.org ([85.118.1.10]:59014 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752955AbbGSLPS (ORCPT ); Sun, 19 Jul 2015 07:15:18 -0400 Date: Sun, 19 Jul 2015 13:15:09 +0200 From: Peter Zijlstra To: byungchul.park@lge.com Cc: mingo@kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3] sched: modify how to compute a slice and check a preemptability Message-ID: <20150719111509.GV19282@twins.programming.kicks-ass.net> References: <1437297060-25378-1-git-send-email-byungchul.park@lge.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1437297060-25378-1-git-send-email-byungchul.park@lge.com> User-Agent: Mutt/1.5.21 (2012-12-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Jul 19, 2015 at 06:11:00PM +0900, byungchul.park@lge.com wrote: > doesn't it make sense? No, people have already given you all kinds of reasons why this isn't a good change. It is also a very invasive change and you have no performance numbers one way or another. I'm going to fully ignore this thread from now on.