5-level pagetable patches break ppc64le

[Anton Blanchard]

Hi Kirill,

> > My ppc64le boot tests stopped working as of commit c2febafc6773
> > ("mm: convert generic code to 5-level paging")
> > 
> > We hang part way during boot, just before bringing up the network. I
> > haven't had a chance to narrow it down yet.  
> 
> Please check if patch by this link helps:
> 
> http://lkml.kernel.org/r/20170313052213.11411-1-kirill.shutemov@linux.intel.com

It does fix the ppc64le boot hangs, thanks.

Tested-by: Anton Blanchard <anton at samba.org>

Anton