Re: [PATCH v5 4/4] xen/mm: Provide dummy M2P-related helpers when the M2P is not supported

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

On Mon, 5 Jul 2021, Jan Beulich wrote:
> On 03.07.2021 19:11, Julien Grall wrote:
> > From: Julien Grall <julien.grall@xxxxxxx>
> > 
> > At the moment, Arm is providing a dummy implementation for the M2P
> > helpers used in common code. However, they are quite isolated and could
> > be used by other architecture in the future. So move the helpers
> > necessary for compilation in xen/mm.h and gate them with a new config
> > !HAS_M2P. The other M2P related helpers are removed.
> > 
> > Take the opportunity to encode that CONFIG_MEM_SHARING requires
> > the M2P. It is done in the header rather than the Kconfig because
> > the option is not defined in the common Kconfig.
> > 
> > Signed-off-by: Julien Grall <julien.grall@xxxxxxx>
> 
> With the other Kconfig hunk moved here (from the earlier patch)
> Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>

Acked-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>