linux-kernel - Re: [PATCH v5 2/2] irqchip/gic-v3-its: remove BUG_ON in its_vpe_irq_domain

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Message-ID: <d22e706c-b964-ee5a-4930-25f22586f7d3@huawei.com>
Date: Thu, 18 Apr 2024 14:56:59 +0800
From: Zenghui Yu <yuzenghui@...wei.com>
To: Guanrui Huang <guanrui.huang@...ux.alibaba.com>
CC: <maz@...nel.org>, <Markus.Elfring@....de>,
	<shannon.zhao@...ux.alibaba.com>, <tglx@...utronix.de>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v5 2/2] irqchip/gic-v3-its: remove BUG_ON in
 its_vpe_irq_domain_alloc

On 2024/4/18 14:10, Guanrui Huang wrote:
> This BUG_ON() is useless, because the same effect will be obtained
> by letting the code run its course and vm being dereferenced,
> triggering an exception.
> 
> So just remove this check.
> 
> Acked-by: Marc Zyngier <maz@...nel.org>
> Signed-off-by: Guanrui Huang <guanrui.huang@...ux.alibaba.com>

Reviewed-by: Zenghui Yu <yuzenghui@...wei.com>