Re: [Xen-devel] [PATCH v4 16/16] xen: Convert page_to_mfn and mfn_to_page to use typesafe MFN

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Wed, Feb 21, 2018 at 02:02:59PM +0000, Julien Grall wrote:
> Most of the users of page_to_mfn and mfn_to_page are either overriding
> the macros to make them work with mfn_t or use mfn_x/_mfn because the
> rest of the function use mfn_t.
> 
> So make page_to_mfn and mfn_to_page return mfn_t by default. The __*
> version are now dropped as this patch will convert all the remaining
> non-typesafe callers.
> 
> Only reasonable clean-ups are done in this patch. The rest will use
> _mfn/mfn_x for the time being.
> 
> Lastly, domain_page_to_mfn is also converted to use mfn_t given that
> most of the callers are now switched to _mfn(domain_page_to_mfn(...)).
> 
> Signed-off-by: Julien Grall <julien.grall@xxxxxxx>

Reviewed-by: Wei Liu <wei.liu2@xxxxxxxxxx>

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