linux-kernel - Re: [PATCH] mm/page_alloc: simplify lowmem

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Message-ID: <20250814140713.GF115258@cmpxchg.org>
Date: Thu, 14 Aug 2025 10:07:13 -0400
From: Johannes Weiner <hannes@...xchg.org>
To: Ye Liu <ye.liu@...ux.dev>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
	Vlastimil Babka <vbabka@...e.cz>, Ye Liu <liuye@...inos.cn>,
	Suren Baghdasaryan <surenb@...gle.com>,
	Michal Hocko <mhocko@...e.com>,
	Brendan Jackman <jackmanb@...gle.com>, Zi Yan <ziy@...dia.com>,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm/page_alloc: simplify lowmem_reserve max calculation

On Thu, Aug 14, 2025 at 05:00:52PM +0800, Ye Liu wrote:
> From: Ye Liu <liuye@...inos.cn>
> 
> Use max() macro to simplify the calculation of maximum lowmem_reserve
> value in calculate_totalreserve_pages(), instead of open-coding the
> comparison. The functionality remains identical.
> 
> Signed-off-by: Ye Liu <liuye@...inos.cn>

You can remove the {} from the for block as well now.

Acked-by: Johannes Weiner <hannes@...xchg.org>