[RFC PATCH v2 08/35] x86/topology: Switch over to GENERIC_CPU_DEVICES

[Russell King (Oracle)]

On Wed, Sep 13, 2023 at 04:37:56PM +0000, James Morse wrote:
> Now that GENERIC_CPU_DEVICES calls arch_register_cpu(), which can be
> overridden by the arch code, switch over to this to allow common code
> to choose when the register_cpu() call is made.
> 
> x86's struct cpus come from struct x86_cpu, which has no other members
> or users. Remove this and use the version defined by common code.
> 
> This is an intermediate step to the logic being moved to drivers/acpi,
> where GENERIC_CPU_DEVICES will do the work when booting with acpi=off.

I think it should also be noted that this moves the registration of
CPUs from subsys to driver core initialisation (before any other
initcalls are run.)

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