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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 235C3C4332F for ; Mon, 11 Oct 2021 12:08:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0C05C60E53 for ; Mon, 11 Oct 2021 12:08:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236452AbhJKMKF (ORCPT ); Mon, 11 Oct 2021 08:10:05 -0400 Received: from gandalf.ozlabs.org ([150.107.74.76]:47573 "EHLO gandalf.ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236440AbhJKMKB (ORCPT ); Mon, 11 Oct 2021 08:10:01 -0400 Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4HScxq0KxHz4xqd; Mon, 11 Oct 2021 23:07:59 +1100 (AEDT) From: Michael Ellerman To: paul.gortmaker@windriver.com, linuxppc-dev@lists.ozlabs.org, mpe@ellerman.id.au, Xiaoming Ni , stable@vger.kernel.org, oss@buserror.net, benh@kernel.crashing.org, chenhui.zhao@freescale.com, linux-kernel@vger.kernel.org, gregkh@linuxfoundation.org, paulus@samba.org, Yuantian.Tang@feescale.com Cc: liuwenliang@huawei.com, chenjianguo3@huawei.com, wangle6@huawei.com In-Reply-To: <20210929033646.39630-1-nixiaoming@huawei.com> References: <021a5ee3-25ef-1de4-0111-d4c3281e0f45@huawei.com> <20210929033646.39630-1-nixiaoming@huawei.com> Subject: Re: [PATCH v2 0/2] powerpc:85xx: fix timebase sync issue when CONFIG_HOTPLUG_CPU=n Message-Id: <163395399480.4094789.15095321874781475669.b4-ty@ellerman.id.au> Date: Mon, 11 Oct 2021 23:06:34 +1100 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 29 Sep 2021 11:36:44 +0800, Xiaoming Ni wrote: > When CONFIG_SMP=y, timebase synchronization is required for mpc8572 when > the second kernel is started > arch/powerpc/kernel/smp.c: > int __cpu_up(unsigned int cpu, struct task_struct *tidle) > { > ... > if (smp_ops->give_timebase) > smp_ops->give_timebase(); > ... > } > > [...] Applied to powerpc/next. [1/2] powerpc:85xx:Fix oops when mpc85xx_smp_guts_ids node cannot be found https://git.kernel.org/powerpc/c/3c2172c1c47b4079c29f0e6637d764a99355ebcd [2/2] powerpc:85xx: fix timebase sync issue when CONFIG_HOTPLUG_CPU=n https://git.kernel.org/powerpc/c/c45361abb9185b1e172bd75eff51ad5f601ccae4 cheers