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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 2D3FCC433E6 for ; Tue, 19 Jan 2021 12:13:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E70C523104 for ; Tue, 19 Jan 2021 12:13:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390217AbhASMJH (ORCPT ); Tue, 19 Jan 2021 07:09:07 -0500 Received: from outbound-smtp25.blacknight.com ([81.17.249.193]:60061 "EHLO outbound-smtp25.blacknight.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392241AbhASMDP (ORCPT ); Tue, 19 Jan 2021 07:03:15 -0500 Received: from mail.blacknight.com (pemlinmail05.blacknight.ie [81.17.254.26]) by outbound-smtp25.blacknight.com (Postfix) with ESMTPS id DC3FBCB47B for ; Tue, 19 Jan 2021 12:02:21 +0000 (GMT) Received: (qmail 19652 invoked from network); 19 Jan 2021 12:02:21 -0000 Received: from unknown (HELO techsingularity.net) (mgorman@techsingularity.net@[84.203.22.4]) by 81.17.254.9 with ESMTPSA (AES256-SHA encrypted, authenticated); 19 Jan 2021 12:02:21 -0000 Date: Tue, 19 Jan 2021 12:02:20 +0000 From: Mel Gorman To: Vincent Guittot Cc: Peter Zijlstra , Ingo Molnar , Li Aubrey , Qais Yousef , LKML Subject: Re: [PATCH v3 0/5] Scan for an idle sibling in a single pass Message-ID: <20210119120220.GS3592@techsingularity.net> References: <20210119112211.3196-1-mgorman@techsingularity.net> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jan 19, 2021 at 12:33:04PM +0100, Vincent Guittot wrote: > On Tue, 19 Jan 2021 at 12:22, Mel Gorman wrote: > > > > Changelog since v2 > > o Remove unnecessary parameters > > o Update nr during scan only when scanning for cpus > > Hi Mel, > > I haven't looked at your previous version mainly because I'm chasing a > performance regression on v5.11-rcx which prevents me from testing the > impact of your patchset on my !SMT2 system. > Will do this as soon as this problem is fixed > Thanks, that would be appreciated as I do not have access to a !SMT2 system to do my own evaluation. -- Mel Gorman SUSE Labs