linux-kernel - Re: [PATCH RFC 09/22] drivers: base: add arch_cpu_is

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Date:   Tue, 28 Nov 2023 14:53:32 +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>, <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>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>
Subject: Re: [PATCH RFC 09/22] drivers: base: add arch_cpu_is_hotpluggable()

On Tue, 07 Nov 2023 10:30:04 +0000
"Russell King (Oracle)" <rmk+kernel@...linux.org.uk> 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@...linux.org.uk>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>