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=-5.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 ABAA0C4321A for ; Fri, 28 Jun 2019 01:19:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7BAAD208E3 for ; Fri, 28 Jun 2019 01:19:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561684741; bh=VuRBdbHTmTYQIc2cT3UM6zcEtz1KIv/xAzv14ySlnZs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=Db/pi0tWeWsL0k+lBSTd2vTqvTvVgj+LYQ86jLjdGr2OCc7Vx04GF4C67nlz31t8/ tudc7KPSnCYFQTCC6soqgjl1qlPcjqlqZNkbTmmvF2NQQZZf++G3cq+g2fs2qjUuxW y51XH01z+2UjBFMRwlmkod7t+dLo4O4MMkc/fJzU= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726785AbfF1BTA (ORCPT ); Thu, 27 Jun 2019 21:19:00 -0400 Received: from mail.kernel.org ([198.145.29.99]:51742 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726606AbfF1BS7 (ORCPT ); Thu, 27 Jun 2019 21:18:59 -0400 Received: from localhost (lfbn-ncy-1-174-150.w83-194.abo.wanadoo.fr [83.194.254.150]) (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 4D777208CB; Fri, 28 Jun 2019 01:18:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561684738; bh=VuRBdbHTmTYQIc2cT3UM6zcEtz1KIv/xAzv14ySlnZs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=iwSvAWcDiuS4sVMsbBqonRBulKOC8yGUFMQBy/bcsZFKnkNdsWdWyqLbuuT6ygCgZ TA6Gmx3zByO237MJF9RJ6t2wanIINvh7wNvsvKix+IW68TzbwYTRdI0/xpEdHo8EIm q4wEgiBLdUnGDEzQpJ1q/XxDLbOE+oRffJ6w9eXY= Date: Fri, 28 Jun 2019 03:18:55 +0200 From: Frederic Weisbecker To: Wanpeng Li Cc: linux-kernel@vger.kernel.org, Ingo Molnar , Peter Zijlstra , Ingo Molnar , Thomas Gleixner Subject: Re: [PATCH RESEND v3] sched/isolation: Prefer housekeeping cpu in local node Message-ID: <20190628011854.GB19488@lerouge> References: <1561682593-12071-1-git-send-email-wanpengli@tencent.com> <1561682593-12071-2-git-send-email-wanpengli@tencent.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1561682593-12071-2-git-send-email-wanpengli@tencent.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jun 28, 2019 at 08:43:13AM +0800, Wanpeng Li wrote: > From: Wanpeng Li > > In real product setup, there will be houseeking cpus in each nodes, it > is prefer to do housekeeping from local node, fallback to global online > cpumask if failed to find houseeking cpu from local node. > > Cc: Ingo Molnar > Cc: Peter Zijlstra > Cc: Frederic Weisbecker > Cc: Thomas Gleixner > Signed-off-by: Wanpeng Li Reviewed-by: Frederic Weisbecker Thanks!