Re: [Xen-devel] [PATCH v3 for-4.5 2/9] xen: arm: Implement variable levels in dump_pt_walk

[Julien Grall <julien.grall@xxxxxxxxxx>]

Hi Ian,

On 09/18/2014 01:09 AM, Ian Campbell wrote:
> This allows us to correctly dump 64-bit hypervisor addresses, which use a 4
> level table.
> 
> It also paves the way for boot-time selection of the number of levels to use 
> in
> the p2m, which is required to support both 40-bit and 48-bit systems.
> 
> To support multiple levels it is convenient to recast the page table walk as a
> loop over the levels instead of the current open coding.
> 
> Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Reviewed-by: Julien Grall <julien.grall@xxxxxxxxxx>

Regards,

-- 
Julien Grall

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