Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754866AbcDKXVP (ORCPT ); Mon, 11 Apr 2016 19:21:15 -0400 Received: from smtprelay0020.hostedemail.com ([216.40.44.20]:48544 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752191AbcDKXVO (ORCPT ); Mon, 11 Apr 2016 19:21:14 -0400 X-Session-Marker: 6A6F6540706572636865732E636F6D X-Spam-Summary: 2,0,0,,d41d8cd98f00b204,joe@perches.com,:::::::::::::::::::,RULES_HIT:41:355:379:541:599:973:988:989:1260:1277:1311:1313:1314:1345:1359:1373:1437:1515:1516:1518:1534:1537:1566:1593:1594:1711:1714:1730:1747:1777:1792:2393:2559:2562:2828:3138:3139:3140:3141:3142:3622:3865:3866:3867:3868:3870:3872:4321:5007:10004:10400:10848:11026:11232:11658:11914:12043:12048:12438:12517:12519:12740:13069:13311:13357:13439:14659:21080:30054:30064:30091,0,RBL:none,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fn,MSBL:0,DNSBL:none,Custom_rules:0:0:0,LFtime:1,LUA_SUMMARY:none X-HE-Tag: crate95_7ebcbbb03c422 X-Filterd-Recvd-Size: 1394 Message-ID: <1460416869.25155.4.camel@perches.com> Subject: Re: [PATCH 1/4] sched/fair: Optimize sum computation with a lookup table From: Joe Perches To: Dietmar Eggemann , Yuyang Du , peterz@infradead.org, mingo@kernel.org, linux-kernel@vger.kernel.org Cc: bsegall@google.com, pjt@google.com, morten.rasmussen@arm.com, vincent.guittot@linaro.org, juri.lelli@arm.com Date: Mon, 11 Apr 2016 16:21:09 -0700 In-Reply-To: <570BD7DF.6070400@arm.com> References: <1460327765-18024-1-git-send-email-yuyang.du@intel.com> <1460327765-18024-2-git-send-email-yuyang.du@intel.com> <570BD7DF.6070400@arm.com> Content-Type: text/plain; charset="ISO-8859-1" X-Mailer: Evolution 3.18.5.2-0ubuntu1 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 366 Lines: 9 On Mon, 2016-04-11 at 17:59 +0100, Dietmar Eggemann wrote: [] > IMHO, it would be nice to add this to the existing tool from the patch > header of commit 5b51f2f80b3b > ("sched: Make __update_entity_runnable_avg() fast") simply because people > already use this one to tweak their pelt tables. Maybe create a file and put it in tools somewhere. Maybe tools/sched ?