Re: [patch] mm, hotplug: probe interface is available on several platforms

[Dave Hansen]

On 06/11/2014 03:15 PM, David Rientjes wrote:
> +CONFIG_ARCH_MEMORY_PROBE and can be configured on powerpc, sh, and x86
> +if hotplug is supported, although for x86 this should be handled by ACPI
> +notification.

Looks like a good change, in general.

My only nit is that this implies that all hotplug on x86 is ACPI-based,
which isn't true.  Xen, at least, has an extension to its ballooning
that does hotplugs without ACPI.
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