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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS 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 0D15AC43387 for ; Fri, 11 Jan 2019 09:54:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D9B2620874 for ; Fri, 11 Jan 2019 09:54:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731554AbfAKJyE (ORCPT ); Fri, 11 Jan 2019 04:54:04 -0500 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:51968 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725616AbfAKJyC (ORCPT ); Fri, 11 Jan 2019 04:54:02 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 650C8EBD; Fri, 11 Jan 2019 01:54:02 -0800 (PST) Received: from [10.1.194.37] (e113632-lin.cambridge.arm.com [10.1.194.37]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 8B4AD3F694; Fri, 11 Jan 2019 01:54:00 -0800 (PST) Subject: Re: [PATCH 0/2] System-wide mute of hotplug lockdep during init From: Valentin Schneider To: linux-kernel@vger.kernel.org Cc: cai@gmx.us, daniel.lezcano@linaro.org, linux-arm-kernel@lists.infradead.org, longman@redhat.com, marc.zyngier@arm.com, mark.rutland@arm.com, mingo@kernel.org, peterz@infradead.org, tglx@linutronix.de, dietmar.eggemann@arm.com References: <1545243796-23224-1-git-send-email-valentin.schneider@arm.com> Message-ID: <0f2b6cc8-ad2f-bd0b-fe51-c333a8033452@arm.com> Date: Fri, 11 Jan 2019 09:53:58 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 MIME-Version: 1.0 In-Reply-To: <1545243796-23224-1-git-send-email-valentin.schneider@arm.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On 19/12/2018 18:23, Valentin Schneider wrote: > In [1] Peter had a suggestion to broadly mute hotplug lockdep warnings during > init instead of going after every single warning and wrapping them with > cpus_read_{lock, unlock}(). This is implemented in [PATCH 1/2]. > > [PATCH 2/2] is a logical follow-up as [PATCH 1/2] is the generalized version > of the reverted patch. > > [1]: https://lore.kernel.org/lkml/1543877121-4098-1-git-send-email-cai@gmx.us/#t > Gentle ping - I suppose this flew under the holidays radar. > Valentin Schneider (2): > cpu/hotplug: Mute hotplug lockdep during init > Revert "sched/core: Take the hotplug lock in sched_init_smp()" > > kernel/cpu.c | 9 +++++++++ > kernel/sched/core.c | 5 +---- > 2 files changed, 10 insertions(+), 4 deletions(-) > > -- > 2.7.4 >