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Message-ID: <20231215165009.000035f2@Huawei.com>
Date: Fri, 15 Dec 2023 16:50:09 +0000
From: Jonathan Cameron <Jonathan.Cameron@...wei.com>
To: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>
CC: <linux-pm@...r.kernel.org>, <loongarch@...ts.linux.dev>,
	<linux-acpi@...r.kernel.org>, <linux-arch@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-riscv@...ts.infradead.org>, <kvmarm@...ts.linux.dev>,
	<x86@...nel.org>, <acpica-devel@...ts.linuxfoundation.org>,
	<linux-csky@...r.kernel.org>, <linux-doc@...r.kernel.org>,
	<linux-ia64@...r.kernel.org>, <linux-parisc@...r.kernel.org>, Salil Mehta
	<salil.mehta@...wei.com>, Jean-Philippe Brucker <jean-philippe@...aro.org>,
	<jianyong.wu@....com>, <justin.he@....com>, James Morse <james.morse@....com>
Subject: Re: [PATCH RFC v3 18/21] ACPI: processor: Only call
 arch_unregister_cpu() if HOTPLUG_CPU is selected

On Wed, 13 Dec 2023 12:50:43 +0000
Russell King (Oracle) <rmk+kernel@...linux.org.uk> wrote:

> From: James Morse <james.morse@....com>
> 
> The kbuild robot points out that configurations without HOTPLUG_CPU
> selected can try to build acpi_processor_post_eject() without success
> as arch_unregister_cpu() is not defined.
> 
> Check this explicitly. This will be merged into:
> | ACPI: Add post_eject to struct acpi_scan_handler for cpu hotplug
> for any subsequent posting.
> 
> Reported-by: kbuild test robot <lkp@...el.com>
> Signed-off-by: James Morse <james.morse@....com>
> Tested-by: Miguel Luis <miguel.luis@...cle.com>
> Tested-by: Vishnu Pajjuri <vishnu@...amperecomputing.com>
> Tested-by: Jianyong Wu <jianyong.wu@....com>
> ---
> This should probably be squashed into an earlier patch.

Agreed. If not
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>



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