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

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Date:   Fri, 5 Mar 2021 20:40:09 +0300
From:   "Kirill A. Shutemov" <kirill@...temov.name>
To:     Miaohe Lin <linmiaohe@...wei.com>
Cc:     akpm@...ux-foundation.org, riel@...hat.com,
        kirill.shutemov@...ux.intel.com, ebru.akagunduz@...il.com,
        dan.carpenter@...cle.com, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org
Subject: Re: [PATCH 0/5] Cleanup and fixup for khugepaged

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@...ux.intel.com>

-- 
 Kirill A. Shutemov