Received: by 2002:a05:6358:45e:b0:b5:b6eb:e1f9 with SMTP id 30csp3107221rwe; Mon, 29 Aug 2022 06:04:21 -0700 (PDT) X-Google-Smtp-Source: AA6agR7CfmNfdJS9YLLi4GitSXcOFOipPEQiyjKg51WV9IRGeTSae+7cHnWgyRs11ijlOpm04yD2 X-Received: by 2002:a05:6402:d05:b0:435:b2a6:94eb with SMTP id eb5-20020a0564020d0500b00435b2a694ebmr16388589edb.87.1661778261363; Mon, 29 Aug 2022 06:04:21 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1661778261; cv=none; d=google.com; s=arc-20160816; b=jCgus89pBae014CA/sHJh/C+prscDBXNeWLyEt7vjfytDw9CmgwEtwaQ4Rx+Xr4XPy 4JRzjbXt3IaUGk3h7ICK7SczdgagA3KtEQ1OLX7qRtEpOO6Bh516fnKbiYLYWEl0XDQx XXM5QW0Gos+r1oxXBVUgVvkGsp9hzVhpD4kewWyyY+DiXRIt0mhH3mUEv+oRZ6lPdsjz 9QO7DXls/wb1G8QFOYDK/Z9EBblUyKrPk25LaQaqgb21ri3Ay0r3HirLjKWB17OFOloq OjOp2gW34llC/7M5USDn1EyS+tJ5wU0TUWq7vFHJuXCH9ftK3C2NtKuibJzY4QWBmakk 2bdA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date; bh=wMw+uF1/AqOgojV8G2gChI85XBRct94QlD2esurFoyE=; b=ELY3RWv/wYxryUqQ4GYJKmci4kA7Lenxbhp5bqoocbLPodVvZfgFi0jMBB4LkvnsU5 2hxYFwxKdzFkYSUZNsMnRmhFADnUVxhmESUwe5LA/3XFvYWVRgXMkcu7baEdjyogrSME +TsWfReC5cogTzuoq0dqdS/eI4iWWSPvtRiJCehEugDLfN1p+kbYfiAukedtVLcLdEzM cwyz2E7k4h2GcLZAULGiMlZo3Up1s11AnQzvmM97o6SpQtVwvgRpug9210hcqXUpRCU4 1oplM28l+QGYx+Bqk5yynLqdFLmTo/wX1I8N+RpDC3hzD0sVuNe9EJIk/E8NCpYmpxuJ zrvA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id u17-20020a509511000000b00442edebe687si6373019eda.633.2022.08.29.06.03.55; Mon, 29 Aug 2022 06:04:21 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229544AbiH2Mul (ORCPT + 99 others); Mon, 29 Aug 2022 08:50:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40234 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230133AbiH2MuT (ORCPT ); Mon, 29 Aug 2022 08:50:19 -0400 Received: from outbound-smtp31.blacknight.com (outbound-smtp31.blacknight.com [81.17.249.62]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E20141835F for ; Mon, 29 Aug 2022 05:36:45 -0700 (PDT) Received: from mail.blacknight.com (pemlinmail01.blacknight.ie [81.17.254.10]) by outbound-smtp31.blacknight.com (Postfix) with ESMTPS id 67F24C0DDE for ; Mon, 29 Aug 2022 13:36:44 +0100 (IST) Received: (qmail 2562 invoked from network); 29 Aug 2022 12:36:44 -0000 Received: from unknown (HELO techsingularity.net) (mgorman@techsingularity.net@[84.203.198.246]) by 81.17.254.9 with ESMTPSA (AES256-SHA encrypted, authenticated); 29 Aug 2022 12:36:44 -0000 Date: Mon, 29 Aug 2022 13:36:39 +0100 From: Mel Gorman To: Abel Wu Cc: Peter Zijlstra , Mel Gorman , Vincent Guittot , Josh Don , Chen Yu , linux-kernel@vger.kernel.org Subject: Re: [PATCH 3/5] sched/fair: remove redundant check in select_idle_smt Message-ID: <20220829123639.orhg3swn72u457zd@techsingularity.net> References: <20220712082036.5130-1-wuyun.abel@bytedance.com> <20220712082036.5130-4-wuyun.abel@bytedance.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline In-Reply-To: <20220712082036.5130-4-wuyun.abel@bytedance.com> X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 12, 2022 at 04:20:34PM +0800, Abel Wu wrote: > If two cpus share LLC cache, then the two cores they belong to > are also in the same LLC domain. > > Signed-off-by: Abel Wu > Reviewed-by: Josh Don Acked-by: Mel Gorman -- Mel Gorman SUSE Labs