linux-kernel - Re: [PATCH v5 1/2] mm: add defines for min/max swappiness

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Message-ID: <d8a0ce24-7fa3-6bba-c900-4a9e4675e5ea@google.com>
Date: Thu, 21 Dec 2023 20:38:18 -0800 (PST)
From: David Rientjes <rientjes@...gle.com>
To: Dan Schatzberg <schatzberg.dan@...il.com>
cc: Johannes Weiner <hannes@...xchg.org>, 
    Roman Gushchin <roman.gushchin@...ux.dev>, 
    Yosry Ahmed <yosryahmed@...gle.com>, Huan Yang <link@...o.com>, 
    linux-kernel@...r.kernel.org, cgroups@...r.kernel.org, linux-mm@...ck.org, 
    Tejun Heo <tj@...nel.org>, Zefan Li <lizefan.x@...edance.com>, 
    Jonathan Corbet <corbet@....net>, Michal Hocko <mhocko@...nel.org>, 
    Shakeel Butt <shakeelb@...gle.com>, Muchun Song <muchun.song@...ux.dev>, 
    Andrew Morton <akpm@...ux-foundation.org>, 
    Kefeng Wang <wangkefeng.wang@...wei.com>, SeongJae Park <sj@...nel.org>, 
    "Vishal Moola (Oracle)" <vishal.moola@...il.com>, 
    Nhat Pham <nphamcs@...il.com>, Yue Zhao <findns94@...il.com>
Subject: Re: [PATCH v5 1/2] mm: add defines for min/max swappiness

On Wed, 20 Dec 2023, Dan Schatzberg wrote:

> We use the constants 0 and 200 in a few places in the mm code when
> referring to the min and max swappiness. This patch adds MIN_SWAPPINESS
> and MAX_SWAPPINESS #defines to improve clarity. There are no functional
> changes.
> 
> Signed-off-by: Dan Schatzberg <schatzberg.dan@...il.com>

Acked-by: David Rientjes <rientjes@...gle.com>