linux-kernel - Re: [PATCH V3 2/2] mm/khugepaged: clean up refcount check using folio_expected_ref

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Message-ID: <4142626f-0c99-401a-8e1e-b5b5c739ebee@arm.com>
Date: Tue, 27 May 2025 08:58:56 +0530
From: Dev Jain <dev.jain@....com>
To: Shivank Garg <shivankg@....com>, akpm@...ux-foundation.org,
 david@...hat.com, linux-mm@...ck.org, linux-kernel@...r.kernel.org
Cc: ziy@...dia.com, baolin.wang@...ux.alibaba.com,
 lorenzo.stoakes@...cle.com, Liam.Howlett@...cle.com, npache@...hat.com,
 ryan.roberts@....com, fengwei.yin@...el.com, bharata@....com
Subject: Re: [PATCH V3 2/2] mm/khugepaged: clean up refcount check using
 folio_expected_ref_count()


On 26/05/25 11:58 pm, Shivank Garg wrote:
> Use folio_expected_ref_count() instead of open-coded logic in
> is_refcount_suitable(). This avoids code duplication and improves
> clarity.
>
> Drop is_refcount_suitable() as it is no longer needed.
>
> Suggested-by: David Hildenbrand <david@...hat.com>
> Acked-by: David Hildenbrand <david@...hat.com>
> Signed-off-by: Shivank Garg <shivankg@....com>
> ---

Acked-by: Dev Jain <dev.jain@....com>