From: Suzuki K Poulose <suzuki.poulose@arm.com>
To: yee.lee@mediatek.com, linux-kernel@vger.kernel.org
Cc: nicholas.Tang@mediatek.com, Kuan-Ying.lee@mediatek.com,
chinwen.chang@mediatek.com,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Marc Zyngier <maz@kernel.org>,
David Brazdil <dbrazdil@google.com>,
Mark Rutland <mark.rutland@arm.com>,
Ionela Voinescu <ionela.voinescu@arm.com>,
Amit Daniel Kachhap <amit.kachhap@arm.com>,
Quentin Perret <qperret@google.com>,
Andrew Scull <ascull@google.com>,
James Morse <james.morse@arm.com>, Fuad Tabba <tabba@google.com>,
"moderated list:ARM64 PORT (AARCH64 ARCHITECTURE)"
<linux-arm-kernel@lists.infradead.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-mediatek@lists.infradead.org>
Subject: Re: [PATCH 1/1] arm64/cpufeature: Add option to disable mte support
Date: Wed, 28 Jul 2021 10:59:24 +0100 [thread overview]
Message-ID: <88cded87-bc06-4aeb-4996-76a5faa58afe@arm.com> (raw)
In-Reply-To: <20210728094302.9949-2-yee.lee@mediatek.com>
On 28/07/2021 10:42, yee.lee@mediatek.com wrote:
> From: Yee Lee <yee.lee@mediatek.com>
>
> Add a static key to exapnd the logic of system_supports_mte().
> This function controls mte enablement in both EL1 and EL0.
>
> The static key, "arm64_mte_support" is default true and can
> be disabled via the early_param.
Please could we use the id-reg override mechanism and give it
an alias ?
See :
arch/arm64/kernel/idreg-override.c
And could add something along the lines of :
arm64.nomte
Cheers
Suzuki
next prev parent reply other threads:[~2021-07-28 9:59 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-28 9:42 [PATCH 0/1] arm64/cpufeature: Add an option for " yee.lee
2021-07-28 9:42 ` [PATCH 1/1] arm64/cpufeature: Add option to disable " yee.lee
2021-07-28 9:59 ` Suzuki K Poulose [this message]
2021-07-28 10:05 ` Marc Zyngier
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