linux-kernel - Re: [PATCH -next] memcg: Remove inc/dec_lruvec_kmem

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Message-ID: <rafsjmr5prtreezlzc3373bxsnutasvspmdgbntonhggk7ot4u@xyla47tfae2m>
Date: Wed, 26 Nov 2025 08:34:25 -0800
From: Shakeel Butt <shakeel.butt@...ux.dev>
To: Chen Ridong <chenridong@...weicloud.com>
Cc: hannes@...xchg.org, mhocko@...nel.org, roman.gushchin@...ux.dev, 
	muchun.song@...ux.dev, akpm@...ux-foundation.org, david@...nel.org, 
	zhengqi.arch@...edance.com, lorenzo.stoakes@...cle.com, axelrasmussen@...gle.com, 
	yuanchu@...gle.com, weixugc@...gle.com, cgroups@...r.kernel.org, linux-mm@...ck.org, 
	linux-kernel@...r.kernel.org, lujialin4@...wei.com, chenridong@...wei.com
Subject: Re: [PATCH -next] memcg: Remove inc/dec_lruvec_kmem_state helpers

On Wed, Nov 26, 2025 at 02:04:35AM +0000, Chen Ridong wrote:
> From: Chen Ridong <chenridong@...wei.com>
> 
> The dec_lruvec_kmem_state helper is unused by any caller and can be safely
> removed. Meanwhile, the inc_lruvec_kmem_state helper is only referenced by
> shadow_lru_isolate, retaining these two helpers is unnecessary. This patch
> removes both helper functions to eliminate redundant code.
> 
> Signed-off-by: Chen Ridong <chenridong@...wei.com>

Acked-by: Shakeel Butt <shakeel.butt@...ux.dev>