On Mon, 19 Apr 2021 10:47:24 +0000 (UTC), Christophe Leroy wrote:
> This series converts powerpc to generic PTDUMP.
>
> For that, we first need to add missing hugepd support
> to pagewalk and ptdump.
>
> v2:
> - Reworked the pagewalk modification to add locking and check ops->pte_entry
> - Modified powerpc early IO mapping to have gaps between mappings
> - Removed the logic that checked for contiguous physical memory
> - Removed the articial level calculation in ptdump_pte_entry(), level 4 is ok for all.
> - Removed page_size argument to note_page()
>
> [...]
Patches 2 and 4 pplied to powerpc/next.
[2/4] powerpc/mm: Leave a gap between early allocated IO areas
https://git.kernel.org/powerpc/c/57307f1b6edd781fba2bf9f7ec5f4d17a881ea54
[3/4] powerpc/mm: Properly coalesce pages in ptdump
https://git.kernel.org/powerpc/c/6ca6512c716afd6e37281372c4c35aa6afd71d10
cheers
