linux-kernel - Re: [PATCH v3] fs/proc/page: Refactoring to reduce code duplication.

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Message-Id: <20250317200338.c38679f5b7e4b67f86c58dc4@linux-foundation.org>
Date: Mon, 17 Mar 2025 20:03:38 -0700
From: Andrew Morton <akpm@...ux-foundation.org>
To: Liu Ye <liuyerd@....com>
Cc: hannes@...xchg.org, mhocko@...nel.org, roman.gushchin@...ux.dev,
 shakeel.butt@...ux.dev, muchun.song@...ux.dev, willy@...radead.org,
 david@...hat.com, svetly.todorov@...verge.com, vbabka@...e.cz,
 ran.xiaokai@....com.cn, linux-kernel@...r.kernel.org,
 linux-fsdevel@...r.kernel.org, cgroups@...r.kernel.org, linux-mm@...ck.org,
 Liu Ye <liuye@...inos.cn>
Subject: Re: [PATCH v3] fs/proc/page: Refactoring to reduce code
 duplication.

On Tue, 18 Mar 2025 10:51:38 +0800 Liu Ye <liuyerd@....com> wrote:

> From: Liu Ye <liuye@...inos.cn>
> 
> The function kpageflags_read and kpagecgroup_read is quite similar
> to kpagecount_read. Consider refactoring common code into a helper
> function to reduce code duplication.
> 

The code in mm.git's mm-unstable branch (and in linux-next) has changed
significantly.  Please take a look?