Received: by 2002:a05:6a10:17d3:0:0:0:0 with SMTP id hz19csp877922pxb; Thu, 15 Apr 2021 08:35:54 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyWzfo9wQSx4beoGX8BpTBpItUcjHrRKEGVWgmd/I2NPHsAOKntVPQLBF6Qxl169jWxCxvD X-Received: by 2002:a17:906:d795:: with SMTP id pj21mr4005534ejb.102.1618500954318; Thu, 15 Apr 2021 08:35:54 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1618500954; cv=none; d=google.com; s=arc-20160816; b=xKvobmUc5vTMrq4v3nB2GFKN/mSGbvjHxAFvdEhopfg7CC2xb/jQxWHea11qVFGqg1 ZPJJf33OugKR5hCAefuCsx/lOBbYyYbkDEoWE4bEe30VwqBLixEhOO/zGb3r45jnEP6M 71xn7aWeHEtRjkLhW39iGwrkyeBjNB/0oUBNoVA23dKUHj4sjo8xrUePTV+uZ+zf4Gea PiRdg7STodpkK40XvJAY8J014U4bkzTDYkWLHOi/yqPM1mQhY97a5BIA8iiQu35HbjbN gRds+GePglP/6FEInXgydRsMPZUtAAEyupG/hrtEaoJxpdqB/SkjTo4MV/wyu/7kG1RF Pehw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:message-id:date:references :in-reply-to:subject:cc:to:from; bh=C0jrA5Ouj5YdW8LTNWNsNKhMnDCLbQV3Vc9qdd6jVkU=; b=RjiTuhxc4WnANDlFWaatc5hHhKARZXFN/u50xfLG+2YZKm46m7rYDpsRwQNUOlnoK4 v9gFANcZTcHI15+xJuu4uvcnm/UtYiNQ7axdLCCyqygPuVrYf0TBpYsdeayzOw0FIt/t VJKuH6TUnhXd8BRoiSGqfTpLC//j0ipqOPfBAY2pkMPLWxtnmRoFhisc7qorS95yxdhH 25j9aiSoV4DDdIiSTicXBRDRMRwuoreaHnsGJGYMoE85vHIojPX+iDMtPxsVxOTgX2/G roYA+a17pT0B70dcnqPtyRYs/2+EdnmmJCJszYdfTgj8YDI+e5XtgCSIaGa3pzc4RYEy 2SbQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id p23si2452175ejg.550.2021.04.15.08.35.31; Thu, 15 Apr 2021 08:35:54 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233367AbhDOPfD (ORCPT + 99 others); Thu, 15 Apr 2021 11:35:03 -0400 Received: from foss.arm.com ([217.140.110.172]:49480 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233289AbhDOPfA (ORCPT ); Thu, 15 Apr 2021 11:35:00 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 70502106F; Thu, 15 Apr 2021 08:34:37 -0700 (PDT) Received: from e113632-lin (e113632-lin.cambridge.arm.com [10.1.194.46]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 8C0F13FA35; Thu, 15 Apr 2021 08:34:35 -0700 (PDT) From: Valentin Schneider To: Peter Zijlstra Cc: tglx@linutronix.de, mingo@kernel.org, bigeasy@linutronix.de, swood@redhat.com, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, bristot@redhat.com, vincent.donnefort@arm.com, qais.yousef@arm.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH 3/3] sched: Use cpu_dying() to fix balance_push vs hotplug-rollback In-Reply-To: References: <20210310145258.899619710@infradead.org> <20210310150109.259726371@infradead.org> <871rclu3jz.mognet@e113632-lin.i-did-not-set--mail-host-address--so-tickle-me> <87r1jfmn8d.mognet@arm.com> <87a6pzmxec.mognet@arm.com> Date: Thu, 15 Apr 2021 16:34:30 +0100 Message-ID: <877dl3muih.mognet@arm.com> MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 15/04/21 17:29, Peter Zijlstra wrote: > On Thu, Apr 15, 2021 at 03:32:11PM +0100, Valentin Schneider wrote: >> I'd word that "is enabled below sched_cpu_activate()", since >> sched_cpu_deactivate() is now out of the picture. > > I are confused (again!). Did you mean to say something like: 'is enabled > below SCHED_AP_ACTIVE' ? Something like this yes; wording is hard.