Re: [PATCH 0/5] Cleanup and fixup for khugepaged

[Miaohe Lin]

On 2021/3/6 1:40, Kirill A. Shutemov wrote:
> On Thu, Mar 04, 2021 at 07:30:08AM -0500, Miaohe Lin wrote:
>> Hi all,
>> This series contains cleanups to remove unneeded return value, use
>> helper function and so on. And there is one fix to correct the wrong
>> result value for trace_mm_collapse_huge_page_isolate().
>>
>> More details can be found in the respective changelogs. Thanks!
>>
>> Miaohe Lin (5):
>>   khugepaged: remove unneeded return value of
>>     khugepaged_collapse_pte_mapped_thps()
>>   khugepaged: reuse the smp_wmb() inside __SetPageUptodate()
>>   khugepaged: use helper khugepaged_test_exit() in __khugepaged_enter()
>>   khugepaged: remove unnecessary mem_cgroup_uncharge() in
>>     collapse_[file|huge_page]
>>   khugepaged: fix wrong result value for
>>     trace_mm_collapse_huge_page_isolate()
>>
>>  mm/khugepaged.c | 47 ++++++++++++++++++++---------------------------
>>  1 file changed, 20 insertions(+), 27 deletions(-)
> 
> Apart from patch 4/5, looks fine. For the rest, you can use:
> 
> Acked-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>

Many thanks for review and ack! :)

>