powerpc/mm: Fix page table dump to work on Radix

[Michael Ellerman]

On Fri, 2018-10-19 at 04:12:50 UTC, Michael Ellerman wrote:
> When we're running on Book3S with the Radix MMU enabled the page table
> dump currently prints the wrong addresses because it uses the wrong
> start address.
> 
> Fix it to use PAGE_OFFSET rather than KERN_VIRT_START.
> 
> Signed-off-by: Michael Ellerman <mpe at ellerman.id.au>

Applied to powerpc next.

https://git.kernel.org/powerpc/c/0d923962ab69c27cca664a2d535e90

cheers