linux-kernel - Re: [PATCH] mm/khugepaged: fix comment for default scan sleep duration

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Message-ID: <20251015073253.aqyz6dhgion443hl@master>
Date: Wed, 15 Oct 2025 07:32:53 +0000
From: Wei Yang <richard.weiyang@...il.com>
To: wang lian <lianux.mm@...il.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
	David Hildenbrand <david@...hat.com>,
	Lorenzo Stoakes <lorenzo.stoakes@...cle.com>,
	Zi Yan <ziy@...dia.com>,
	Baolin Wang <baolin.wang@...ux.alibaba.com>,
	"Liam R. Howlett" <Liam.Howlett@...cle.com>,
	Nico Pache <npache@...hat.com>, Ryan Roberts <ryan.roberts@....com>,
	Dev Jain <dev.jain@....com>, Barry Song <baohua@...nel.org>,
	Lance Yang <lance.yang@...ux.dev>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Rik van Riel <riel@...hat.com>,
	Wei Yang <richard.weiyang@...il.com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm/khugepaged: fix comment for default scan sleep
 duration

On Wed, Oct 15, 2025 at 02:43:33PM +0800, wang lian wrote:
>The comment for khugepaged_scan_sleep_millisecs incorrectly states
>the default scan period is 30 seconds. The actual default value in the
>code is 10000ms (10 seconds).
>
>This patch corrects the comment to match the code, preventing potential
>confusion. The incorrect comment has existed since the feature was
>first introduced.
>
>Fixes: ba76149f47d8 ("thp: khugepaged")
>Signed-off-by: wang lian <lianux.mm@...il.com>

Reviewed-by: Wei Yang <richard.weiyang@...il.com>

-- 
Wei Yang
Help you, Help me