[PATCH v2 1/4] mm: pagewalk: Fix walk for hugepage tables

[Christophe Leroy]

Le 25/06/2021 à 06:45, Michael Ellerman a écrit :
> Christophe Leroy <christophe.leroy at csgroup.eu> writes:
>> Hi Michael,
>>
>> Le 19/04/2021 à 12:47, Christophe Leroy a écrit :
>>> Pagewalk ignores hugepd entries and walk down the tables
>>> as if it was traditionnal entries, leading to crazy result.
>>>
>>> Add walk_hugepd_range() and use it to walk hugepage tables.
>>
>> I see you took patch 2 and 3 of the series.
> 
> Yeah I decided those were bug fixes so could be taken separately.
> 
>> Do you expect Andrew to take patch 1 via mm tree, and then you'll take
>> patch 4 once mm tree is merged ?
> 
> I didn't feel I could take patch 1 via the powerpc tree without risking
> conflicts.
> 
> Andrew could take patch 1 and 4 via mm, though he might not want to pick
> them up this late.

Patch 4 needs patches 2 and 3 and doesn't apply without them so it is not that easy.

Maybe Andrew you can take patch 1 now and then Michael you can take patch 4 at anytime during 5.15 
preparation without any conflict risk ?

> 
> I guess step one would be to repost 1 and 4 as a new series. Either they
> can go via mm, or for 5.15 I could probably take them both as long as I
> pick them up early enough.
> 

I'll first repost patch 1 as standalone and see what happens.

Christophe