Re: [PATCH R2 5/7] xen/balloon: Protect before CPU exhaust byevent/x process

[Konrad Rzeszutek Wilk]

> -static int increase_reservation(unsigned long nr_pages)
> +static enum bp_state increase_reservation(unsigned long nr_pages)
>  {
> +	enum bp_state state = BP_DONE;
> +	int rc;
>  	unsigned long  pfn, i, flags;
>  	struct page   *page;
> -	long           rc;

How come? Is it just a cleanup?
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