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From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Paul Mackerras <paulus@samba.org>, Steven Price <steven.price@arm.com>,
 akpm@linux-foundation.org, Michael Ellerman <mpe@ellerman.id.au>,
 Benjamin Herrenschmidt <benh@kernel.crashing.org>,
 Christophe Leroy <christophe.leroy@csgroup.eu>, dja@axtens.net
In-Reply-To: <cover.1618828806.git.christophe.leroy@csgroup.eu>
References: <cover.1618828806.git.christophe.leroy@csgroup.eu>
Subject: Re: [PATCH v2 0/4] Convert powerpc to GENERIC_PTDUMP
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Date: Sat, 26 Jun 2021 20:37:19 +1000
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Cc: linux-arch@vger.kernel.org, linux-mm@kvack.org,
 Oliver O'Halloran <oohall@gmail.com>, linuxppc-dev@lists.ozlabs.org,
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 <linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org>

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