Subject: Re: [PATCH 1/5] memory-hotplug: x86_64: suitable memory should go to ZONE_MOVABLE

From: Dave Hansen <[email-masked]>
Date: Fri, 18 Jul 2014 08:00:43 -0700

On 07/18/2014 12:55 AM, Wang Nan wrote:
> +	if (!zone_is_empty(movable_zone))
> +		if (zone_spans_pfn(movable_zone, start_pfn) ||
> +				(zone_end_pfn(movable_zone) <= start_pfn))
> +			zone = movable_zone;
> +

It's nice that you hit so many architectures, but is there a way to do
this that doesn't involve copying and pasting the same bit of code in to
each architecture?