Re: [Xen-devel] [PATCH v5 14/16] xen/grant: Switch common/grant_table.c to use typesafe MFN

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Wed, Mar 14, 2018 at 06:20:07PM +0000, julien.grall@xxxxxxx wrote:
> From: Julien Grall <julien.grall@xxxxxxx>
> 
> At the same time replace _mfn(0) by INVALID_MFN or drop the initializer
> when it is not necessary. This will make clearer that the MFN
> initialized is not valid.
> 
> Other than _mfn(0) -> INVALID_MFN, no functional change intended.
> 
> Signed-off-by: Julien Grall <julien.grall@xxxxxxx>

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

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