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

Dave Hansen
2014-06-11T22:22:15Z

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.