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Re: [Xen-devel] [PATCH 4/8] kexec: add infrastructure for handling kexec images

On 09/04/13 08:44, Jan Beulich wrote:
>>>> On 08.04.13 at 20:59, David Vrabel <david.vrabel@xxxxxxxxxx> wrote:
>> +        ret = kimage_add_page(image, page_to_mfn(page) << PAGE_SHIFT);
> Constructs like this aren't portable. You ought to use
> page_to_maddr(), and have the called function have paddr_t
> instead of unsigned long as the respective parameter.

I will make this change but it isn't clear to me why this isn't portable.


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