Re: [Xen-devel] [PATCH 05/10] xen/setup: Set identity mapping fornon-RAM E820 and E820 gaps.

[Ian Campbell]

On Tue, 2010-12-21 at 21:37 +0000, Konrad Rzeszutek Wilk wrote:
> @@ -254,6 +282,12 @@ char * __init xen_memory_setup(void)
>  
>         xen_add_extra_mem(extra_pages);
>  
> +       /*
> +        * Set P2M for all non-RAM pages and E820 gaps to be identity
> +        * type PFNs.
> +        */
> +       printk(KERN_INFO "Set %ld page(s) to 1-1 mapping.\n",
> +               xen_set_identity(&e820)); 

I had to look at this patch twice to find the caller of the
xen_set_identity function here. I think spending a variable here would
be worth the improved clarity.

Ian.

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