Subject: Re: linux-next: build failure after merge of the akpm-current tree

From: Michael Ellerman <[email-masked]>
Date: Tue, 12 Nov 2019 11:59:41 +1100

Michael Ellerman <[email-masked]> writes:
>
> Mike Kravetz <[email-masked]> writes:
>> On 11/5/19 2:19 AM, Stephen Rothwell wrote:
...
>> From 4b3ab017e639e4e583fff801e6d8e6727b7877e8 Mon Sep 17 00:00:00 2001
>> From: Mike Kravetz <[email-masked]>
>> Date: Tue, 5 Nov 2019 15:12:15 -0800
>> Subject: [PATCH] powerpc/mm: remove pmd_huge/pud_huge stubs and include
>>  hugetlb.h
>>
>> This removes the power specific stubs created by commit aad71e3928be
>> ("powerpc/mm: Fix build break with RADIX=y & HUGETLBFS=n") used when
>> !CONFIG_HUGETLB_PAGE.  Instead, it addresses the build break by
>> getting the definitions from <linux/hugetlb.h>.
>>
>> Signed-off-by: Mike Kravetz <[email-masked]>
>> ---
>>  arch/powerpc/include/asm/book3s/64/pgtable-4k.h  | 3 ---
>>  arch/powerpc/include/asm/book3s/64/pgtable-64k.h | 3 ---
>>  arch/powerpc/mm/book3s64/radix_pgtable.c         | 1 +
>>  3 files changed, 1 insertion(+), 6 deletions(-)
>
> The two pgtable headers are included eventually by our top-level
> pgtable.h, and that is included by over 100 files. So I worry this is
> going to break the build somewhere in some obscure configuration.
>
> I'll push it through some test builds and see what happens.

Seems OK, it didn't introduce any new build failures.

Acked-by: Michael Ellerman <[email-masked]>

cheers