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SubjectRe: linux-next: Tree for Aug 7 (mm/khugepaged.c)
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On 8/7/19 2:27 PM, Andrew Morton wrote:
> On Wed, 7 Aug 2019 21:00:04 +0000 Song Liu <songliubraving@fb.com> wrote:
>
>>>>
>>>> Shall I resend the patch, or shall I send fix on top of current patch?
>>>
>>> Either is OK. If the difference is small I will turn it into an
>>> incremental patch so that I (and others) can see what changed.
>>
>> Please find the patch to fix this at the end of this email. It applies
>> right on top of "khugepaged: enable collapse pmd for pte-mapped THP".
>> It may conflict a little with the "Enable THP for text section of
>> non-shmem files" set, which renames function khugepaged_scan_shmem().
>>
>> Also, I found v3 of the set in linux-next. The latest is v4:
>>
>> https://lkml.org/lkml/2019/8/2/1587
>> https://lkml.org/lkml/2019/8/2/1588
>> https://lkml.org/lkml/2019/8/2/1589
>
> It's all a bit confusing. I'll drop
>
> mm-move-memcmp_pages-and-pages_identical.patch
> uprobe-use-original-page-when-all-uprobes-are-removed.patch
> uprobe-use-original-page-when-all-uprobes-are-removed-v2.patch
> mm-thp-introduce-foll_split_pmd.patch
> mm-thp-introduce-foll_split_pmd-v11.patch
> uprobe-use-foll_split_pmd-instead-of-foll_split.patch
> khugepaged-enable-collapse-pmd-for-pte-mapped-thp.patch
> uprobe-collapse-thp-pmd-after-removing-all-uprobes.patch
>
> Please resolve Oleg's review comments and resend everything.
>

OK, that will take care of the build error that I am still seeing
when SHMEM is not enabled:

../mm/khugepaged.c:1849:2: note: in expansion of macro ‘BUILD_BUG’
BUILD_BUG();
^~~~~~~~~


--
~Randy

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