linux-kernel - Re: [PATCH v2 2/2] mm/kmemleak: Use IS_ERR_PCPU() for pointer in the percpu address space

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Message-ID: <Zsb4Sv7NksEhRH7c@arm.com>
Date: Thu, 22 Aug 2024 09:35:22 +0100
From: Catalin Marinas <catalin.marinas@....com>
To: Uros Bizjak <ubizjak@...il.com>
Cc: linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH v2 2/2] mm/kmemleak: Use IS_ERR_PCPU() for pointer in the
 percpu address space

On Sun, Aug 18, 2024 at 11:01:52PM +0200, Uros Bizjak wrote:
> Use IS_ERR_PCPU() instead of IS_ERR() for pointers in the percpu address
> space. The patch also fixes following sparse warnings:
> 
> kmemleak.c:1063:39: warning: cast removes address space '__percpu' of expression
> kmemleak.c:1138:37: warning: cast removes address space '__percpu' of expression
> 
> Signed-off-by: Uros Bizjak <ubizjak@...il.com>
> Cc: Catalin Marinas <catalin.marinas@....com>
> Cc: Andrew Morton <akpm@...ux-foundation.org>

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