[Bug 204789] New: Boot failure with more than 256G of memory

[Aneesh Kumar K.V]

On 9/13/19 8:35 PM, Cameron Berkenpas wrote:
> Yep, the box comes up now, but with 256G memory as expected.
> 
> I'll get back to you on when I'll be able to bisect.
> 
> Thanks!

I am sure this is due to

commit: 0034d395f89d ("powerpc/mm/hash64: Map all the kernel regions in 
the same 0xc range"),

We reduced the linear map range for 4K page size to 16TB there.


-aneesh