linux-kernel - Re: [PATCH] mm/kmemleak: Fix percpu memory leak detection failure

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Message-ID: <Z3Pd6JeykQbnEb1n@arm.com>
Date: Tue, 31 Dec 2024 12:04:56 +0000
From: Catalin Marinas <catalin.marinas@....com>
To: Guo Weikang <guoweikang.kernel@...il.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
	Uros Bizjak <ubizjak@...il.com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm/kmemleak: Fix percpu memory leak detection failure

On Fri, Dec 27, 2024 at 05:23:10PM +0800, Guo Weikang wrote:
> kmemleak_alloc_percpu gives an incorrect min_count parameter, causing
> percpu memory to be considered a gray object.
> 
> Fixes: 8c8685928910 ("mm/kmemleak: use IS_ERR_PCPU() for pointer in the percpu address space")
> 
> Signed-off-by: Guo Weikang <guoweikang.kernel@...il.com>

Acked-by: Catalin Marinas <catalin.marinas@....com>