linux-kernel - Re: [PATCH] arm: Fix topology setup in case of CPU hotplug for CONFIG_SCHED

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Date:   Tue, 26 Nov 2019 11:42:02 +0100
From:   Dietmar Eggemann <dietmar.eggemann@....com>
To:     Atish Patra <atish.patra@....com>,
        Russell King <linux@...linux.org.uk>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Morten Rasmussen <morten.rasmussen@....com>,
        Lukasz Luba <lukasz.luba@....com>,
        Sudeep Holla <sudeep.holla@....com>
Subject: Re: [PATCH] arm: Fix topology setup in case of CPU hotplug for
 CONFIG_SCHED_MC

On 24/11/2019 22:47, Ondřej Jirman wrote:
> Hello,
> 
> On Wed, Nov 20, 2019 at 10:42:12AM +0000, Dietmar Eggemann wrote:

[...]

>> Fixes: ca74b316df96 ("arm: Use common cpu_topology structure and functions")
>> Signed-off-by: Dietmar Eggemann <dietmar.eggemann@....com>
> 
> This fixes CPU hotplug and correspondent suspend to ram/resume failures (that
> disables and re-enables non-boot CPUs) on A83T SoC, that I've seen since
> 5.4-rc1.
> 
> Tested-by: Ondrej Jirman <megous@...ous.com>

Thanks for testing! Which Cpufreq driver is your system using?

[...]