Re: [PATCH 2/3] xen/domain_page: Convert copy/clear_domain_page() to using mfn_t

[David Vrabel <david.vrabel@citrix.com>]

On 01/07/15 14:57, Andrew Cooper wrote:
> On 01/07/15 14:41, Ben Catterall wrote:
>> From: Andrew Cooper <andrew.cooper3@citrix.com>
>>
>> Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
>> [Convert grant_table.c to pass mfn_t types and fix ARM compiling]
>>
>> Signed-off-by: Ben Catterall <Ben.Catterall@citrix.com>
> 
> Reviwed-by: Andrew Cooper <andrew.cooper3@citrix.com> for the additions
> beyond my half of the patch.
> 
> Also CC'ing George and David as maintainers of areas touched.

For this sort of tree-wide mechanical change I wouldn't generally
expected to need acks/reviews from specific subsystem maintainers.

I'm not sure I see the point of this series.

>> --- a/xen/common/kimage.c
>> +++ b/xen/common/kimage.c
>> @@ -77,7 +77,7 @@ static struct page_info *kimage_alloc_zeroed_page(unsigned memflags)
>>      if ( !page )
>>          return NULL;
>>  
>> -    clear_domain_page(page_to_mfn(page));
>> +    clear_domain_page(_mfn(page_to_mfn(page)));

Seems odd that page_to_mfn() doesn't return the correct type and needs
the "cast".

David