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Date: Sun, 21 Apr 2024 10:40:09 +0100
Message-ID: <86plujqcjq.wl-maz@kernel.org>
From: Marc Zyngier <maz@kernel.org>
To: Shiqi Liu <shiqiliu@hust.edu.cn>
Cc: catalin.marinas@arm.com,
	will@kernel.org,
	broonie@kernel.org,
	anshuman.khandual@arm.com,
	suzuki.poulose@arm.com,
	miguel.luis@oracle.com,
	joey.gouly@arm.com,
	oliver.upton@linux.dev,
	jingzhangos@google.com,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] arm64/sysreg: Update PIE permission encodings
In-Reply-To: <20240421063328.29710-1-shiqiliu@hust.edu.cn>
References: <20240421063328.29710-1-shiqiliu@hust.edu.cn>
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On Sun, 21 Apr 2024 07:33:28 +0100,
Shiqi Liu <shiqiliu@hust.edu.cn> wrote:
> 
> Fix left shift overflow issue when the parameter idx is greater than or
> equal to 8 in the calculation of perm in PIRx_ELx_PERM macro.
> 
> Fix this by modifying the encoding to use a long integer type.
> 
> Signed-off-by: Shiqi Liu <shiqiliu@hust.edu.cn>

Nice catch.

Acked-by: Marc Zyngier <maz@kernel.org>

	M.

-- 
Without deviation from the norm, progress is not possible.