Re: [PATCH 1/2] m68k/nommu: add missing definition of ARCH_PFN_OFFSET

David Hildenbrand
2023-02-16T12:56:38Z

On 14.02.23 15:07, Mike Rapoport wrote:
> From: "Mike Rapoport (IBM)" <rppt@kernel.org>
>
> On m68k/nommu RAM does not necessarily start at 0x0 and when it does not
> pfn_valid() uses a wrong offset into the memory map which causes silent
> boot failures.
>
> Define ARCH_PFN_OFFSET to make pfn_valid() use the correct offset.
>
> Reported-by: Guenter Roeck <linux@roeck-us.net>
> Fixes: d82f07f06cf8 ("m68k: use asm-generic/memory_model.h for both MMU and !MMU")
> Signed-off-by: Mike Rapoport (IBM) <rppt@kernel.org>
> ---

Reviewed-by: David Hildenbrand <david@redhat.com>

--
Thanks,

David / dhildenb