linux-kernel - Re: [PATCH] mm: mark folio as workingset in lru_deactivate

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Message-ID: <ZCRRaHHKVt7fpvmD@cmpxchg.org>
Date:   Wed, 29 Mar 2023 10:55:36 -0400
From:   Johannes Weiner <hannes@...xchg.org>
To:     "zhaoyang.huang" <zhaoyang.huang@...soc.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org,
        Zhaoyang Huang <huangzhaoyang@...il.com>, ke.wang@...soc.com
Subject: Re: [PATCH] mm: mark folio as workingset in lru_deactivate_fn

On Wed, Mar 29, 2023 at 06:47:35PM +0800, zhaoyang.huang wrote:
> From: Zhaoyang Huang <zhaoyang.huang@...soc.com>
> 
> folio will skip of being set as workingset in lru_deactivate_fn.

Can you please elaborate why that's undesirable? What's the problem
you're fixing?