linux-kernel - Re: [PATCH] arm64: ipi_teardown() should depend on HOTPLUG

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Message-ID: <20200918154125.GB31676@willie-the-truck>
Date:   Fri, 18 Sep 2020 16:41:26 +0100
From:   Will Deacon <will@...nel.org>
To:     Sergey Senozhatsky <sergey.senozhatsky@...il.com>
Cc:     Catalin Marinas <catalin.marinas@....com>,
        Marc Zyngier <maz@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: ipi_teardown() should depend on HOTPLUG_CPU

On Sat, Sep 19, 2020 at 12:35:48AM +0900, Sergey Senozhatsky wrote:
> ipi_teardown() is used only when CONFIG_HOTPLUG_CPU is set.
> 
> Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@...il.com>
> ---
>  arch/arm64/kernel/smp.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)

I think this is a duplicate of:

  https://lore.kernel.org/r/20200918123318.23764-1-yuehaibing@huawei.com

which Marc is aware of (and I'm assuming he'll fix it in his series).

Will