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;
From:   Michael Ellerman <patch-notifications@ellerman.id.au>
To:     paul.gortmaker@windriver.com, linuxppc-dev@lists.ozlabs.org,
        mpe@ellerman.id.au, Xiaoming Ni <nixiaoming@huawei.com>,
        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

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