linux-kernel - Re: [PATCH v4 11/19] mm, swap: split locked entry duplicating into a standalone helper

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Message-ID: <CAMgjq7B85Pv_1XUspypCr3=QaQfkGdJaL+ERvtQ5yQtiQLqRqw@mail.gmail.com>
Date: Thu, 18 Dec 2025 02:37:18 +0800
From: Kairui Song <ryncsn@...il.com>
To: Baoquan He <bhe@...hat.com>
Cc: linux-mm@...ck.org, Andrew Morton <akpm@...ux-foundation.org>, 
	Barry Song <baohua@...nel.org>, Chris Li <chrisl@...nel.org>, Nhat Pham <nphamcs@...il.com>, 
	Yosry Ahmed <yosry.ahmed@...ux.dev>, David Hildenbrand <david@...nel.org>, 
	Johannes Weiner <hannes@...xchg.org>, Youngjun Park <youngjun.park@....com>, 
	Hugh Dickins <hughd@...gle.com>, Baolin Wang <baolin.wang@...ux.alibaba.com>, 
	Ying Huang <ying.huang@...ux.alibaba.com>, Kemeng Shi <shikemeng@...weicloud.com>, 
	Lorenzo Stoakes <lorenzo.stoakes@...cle.com>, 
	"Matthew Wilcox (Oracle)" <willy@...radead.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 11/19] mm, swap: split locked entry duplicating into a
 standalone helper

On Wed, Dec 17, 2025 at 7:22 PM Baoquan He <bhe@...hat.com> wrote:
>
> On 12/05/25 at 03:29am, Kairui Song wrote:
> > From: Kairui Song <kasong@...cent.com>
> >
> > No feature change, split the common logic into a stand alone helper to
>                                                    ~~~~~~~~~~~
>                                                     standalone, typo?
> > be reused later.
>
> In phase 2, I saw the newly added swap_dup_entries() is only called by
> __swap_duplicate(). The 'reused later' means?
>

Ah you are right, this patch belongs to phase 3 I think, I can drop it
for now, it's just a code rearrangement. Thanks!