From: Ard Biesheuvel <ardb+git@google.com>
To: linux-arm-kernel@lists.infradead.org
Cc: Ard Biesheuvel <ardb@kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>, Marc Zyngier <maz@kernel.org>,
Mark Rutland <mark.rutland@arm.com>
Subject: [PATCH 0/2] arm64 head.S fixes
Date: Mon, 15 Apr 2024 09:54:13 +0200 [thread overview]
Message-ID: <20240415075412.2347624-4-ardb+git@google.com> (raw)
From: Ard Biesheuvel <ardb@kernel.org>
Ensure the MMU is off before changing HCR_EL2.E2H when entering at EL2.
Drop MMU disable workarounds where they are not needed.
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Ard Biesheuvel (2):
arm64/head: Drop unnecessary pre-disable-MMU workaround
arm64/head: Disable MMU at EL2 before clearing HCR_EL2.E2H
arch/arm64/kernel/head.S | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
--
2.44.0.683.g7961c838ac-goog
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next reply other threads:[~2024-04-15 7:56 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-15 7:54 Ard Biesheuvel [this message]
2024-04-15 7:54 ` [PATCH 1/2] arm64/head: Drop unnecessary pre-disable-MMU workaround Ard Biesheuvel
2024-04-15 8:20 ` Marc Zyngier
2024-04-15 8:29 ` Mark Rutland
2024-04-15 7:54 ` [PATCH 2/2] arm64/head: Disable MMU at EL2 before clearing HCR_EL2.E2H Ard Biesheuvel
2024-04-15 8:22 ` Marc Zyngier
2024-04-15 8:32 ` Mark Rutland
2024-04-18 17:02 ` [PATCH 0/2] arm64 head.S fixes Catalin Marinas
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