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Date: Wed, 5 Aug 2026 09:49:09 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Ye Liu <ye.liu@linux.dev>
Cc: Vlastimil Babka <vbabka@kernel.org>, Ye Liu <liuye@kylinos.cn>, Suren
 Baghdasaryan <surenb@google.com>, Michal Hocko <mhocko@suse.com>, Brendan
 Jackman <brendan.jackman@linux.dev>, Johannes Weiner <hannes@cmpxchg.org>,
 Zi Yan <ziy@nvidia.com>, linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mm: debug_page_alloc: fix type mismatch for
 debug_guardpage_minorder
Message-Id: <20260805094909.9e84940cc1f83502a41e2d96@linux-foundation.org>
In-Reply-To: <20260805093108.2352900-1-ye.liu@linux.dev>
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On Wed,  5 Aug 2026 17:31:07 +0800 Ye Liu <ye.liu@linux.dev> wrote:

> 
> The _debug_guardpage_minorder variable is declared as unsigned int,
> but the debug_guardpage_minorder_setup() function uses unsigned long
> and kstrtoul() to parse the value.
> 
> Use kstrtouint() with unsigned int local variable to match the actual
> type of _debug_guardpage_minorder.  Also fix the format specifier
> from %lu to %u accordingly.

Fair enough, thanks.

AI review seems to have found a little pre-existing bug in there, 
	https://sashiko.dev/#/patchset/20260805093108.2352900-1-ye.liu@linux.dev