linux-kernel - Re: [PATCH mm-new v2] mm/khugepaged: Factor out common logic in [scan,alloc]_sleep_millisecs

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Message-ID: <05eb8d64-bff0-411d-9488-d2fb47c66a2e@redhat.com>
Date: Tue, 21 Oct 2025 16:51:32 +0200
From: David Hildenbrand <david@...hat.com>
To: Leon Hwang <leon.hwang@...ux.dev>, akpm@...ux-foundation.org,
 lorenzo.stoakes@...cle.com
Cc: ziy@...dia.com, baolin.wang@...ux.alibaba.com, Liam.Howlett@...cle.com,
 npache@...hat.com, ryan.roberts@....com, dev.jain@....com,
 baohua@...nel.org, lance.yang@...ux.dev, linux-mm@...ck.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH mm-new v2] mm/khugepaged: Factor out common logic in
 [scan,alloc]_sleep_millisecs_store()

On 21.10.25 15:44, Leon Hwang wrote:
> Both scan_sleep_millisecs_store() and alloc_sleep_millisecs_store()
> perform the same operations: parse the input value, update their
> respective sleep interval, reset khugepaged_sleep_expire, and wake up
> the khugepaged thread.
> 
> Factor out this duplicated logic into a helper function
> __sleep_millisecs_store(), and simplify both store functions.
> 
> No functional change intended.
> 
> Reviewed-by: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
> Reviewed-by: Zi Yan <ziy@...dia.com>
> Reviewed-by: Lance Yang <lance.yang@...ux.dev>
> Signed-off-by: Leon Hwang <leon.hwang@...ux.dev>
> ---

Acked-by: David Hildenbrand <david@...hat.com>

-- 
Cheers

David / dhildenb