Re: [PATCH RFC 09/22] drivers: base: add arch_cpu_is_hotpluggable()
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- To: "Russell King (Oracle)" <rmk+kernel@xxxxxxxxxxxxxxx>
- Subject: Re: [PATCH RFC 09/22] drivers: base: add arch_cpu_is_hotpluggable()
- From: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
- Date: Tue, 28 Nov 2023 14:53:32 +0000
- Cc: <linux-pm@xxxxxxxxxxxxxxx>, <loongarch@xxxxxxxxxxxxxxx>, <linux-acpi@xxxxxxxxxxxxxxx>, <linux-arch@xxxxxxxxxxxxxxx>, <linux-kernel@xxxxxxxxxxxxxxx>, <linux-arm-kernel@xxxxxxxxxxxxxxxxxxx>, <linux-riscv@xxxxxxxxxxxxxxxxxxx>, <kvmarm@xxxxxxxxxxxxxxx>, <x86@xxxxxxxxxx>, <linux-csky@xxxxxxxxxxxxxxx>, <linux-doc@xxxxxxxxxxxxxxx>, <linux-ia64@xxxxxxxxxxxxxxx>, <linux-parisc@xxxxxxxxxxxxxxx>, Salil Mehta <salil.mehta@xxxxxxxxxx>, Jean-Philippe Brucker <jean-philippe@xxxxxxxxxx>, <jianyong.wu@xxxxxxx>, <justin.he@xxxxxxx>, James Morse <james.morse@xxxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, "Rafael J. Wysocki" <rafael@xxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>
- In-reply-to: <E1r0JLQ-00CTxK-Ln@rmk-PC.armlinux.org.uk>
- Organization: Huawei Technologies Research and Development (UK) Ltd.
- References: <ZUoRY33AAHMc5ThW@shell.armlinux.org.uk> <E1r0JLQ-00CTxK-Ln@rmk-PC.armlinux.org.uk>
On Tue, 07 Nov 2023 10:30:04 +0000
"Russell King (Oracle)" <rmk+kernel@xxxxxxxxxxxxxxx> wrote:
> The differences between architecture specific implementations of
> arch_register_cpu() are down to whether the CPU is hotpluggable or not.
> Rather than overriding the weak version of arch_register_cpu(), provide
> a function that can be used to provide this detail instead.
>
> Signed-off-by: Russell King (Oracle) <rmk+kernel@xxxxxxxxxxxxxxx>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
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