linux-kernel - Re: [PATCH V4 1/2] arm64/sysreg: Update TCR

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Message-ID: <a195095c-8ebd-4d74-959b-7b407d416a1f@sirena.org.uk>
Date: Mon, 8 Sep 2025 14:58:02 +0100
From: Mark Brown <broonie@...nel.org>
To: Anshuman Khandual <anshuman.khandual@....com>
Cc: linux-arm-kernel@...ts.infradead.org,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will@...nel.org>, Marc Zyngier <maz@...nel.org>,
	Oliver Upton <oliver.upton@...ux.dev>,
	Ryan Roberts <ryan.roberts@....com>, kvmarm@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH V4 1/2] arm64/sysreg: Update TCR_EL1 register

On Sun, Sep 07, 2025 at 05:59:59PM +0530, Anshuman Khandual wrote:

> Update TCR_EL1 register fields as per latest ARM ARM DDI 0487 L.B and while
> here drop an explicit sysreg definition SYS_TCR_EL1 from sysreg.h, which is
> now redundant.

I actually checked against DDI0601 2025-06 to spare my poor machine the
strain of loading the ARM.

Reviewed-by: Mark Brown <broonie@...nel.org>

I guess the cleanup of the redundant definition could've been a separate
patch but it's not super important.

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