Re: [PATCH 11/12] powerpc: wiiu: don't enforce flat memory

From: Pali Rohár
Date: Thu Sep 08 2022 - 11:35:24 EST


On Thursday 08 September 2022 15:25:14 Christophe Leroy wrote:
> Le 08/08/2022 à 20:40, Pali Rohár a écrit :
> > On Friday 10 June 2022 00:24:20 Pali Rohár wrote:
> >> On Friday 20 May 2022 14:30:02 Pali Rohár wrote:
> >>> + linux-mm
> >>>
> >>> Do you know what are requirements for kernel to support non-contiguous
> >>> memory support and what is needed to enable it for 32-bit powerpc?
> >>
> >> Any hints?
> >
> > PING?
> >
>
> The tree following patches landed in powerpc/next branch, so they should
> soon be visible in linux-next too:
>
> fc06755e2562 ("powerpc/32: Drop a stale comment about reservation of
> gigantic pages")
> b0e0d68b1c52 ("powerpc/32: Allow fragmented physical memory")
> 0115953dcebe ("powerpc/32: Remove wii_memory_fixups()")

Ou, nice! I will try to test it if it allows me to access more than 2GB
of RAM from 4GB DDR3 module with 32-bit addressing mode on P2020 CPU.