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(parent: 9e9bb6e) | patch
arm64: transfer permission indirection settings to EL2
authorJoey Gouly <joey.gouly@arm.com>
Tue, 6 Jun 2023 14:58:56 +0000 (15:58 +0100)
committerCatalin Marinas <catalin.marinas@arm.com>
Tue, 6 Jun 2023 15:52:41 +0000 (16:52 +0100)
commit6b776d385562f5d8fd7f90406f0ef47d1e352fa7
treec02420c65537ed7431bc80396281d457e44e0dcbtree | snapshot
parent9e9bb6ede00a84275b65bb8d00812c1e24b5fa7ecommit | diff
arm64: transfer permission indirection settings to EL2

Copy the EL1 registers: TCR2_EL1, PIR_EL1, PIRE0_EL1, such that PIE
is also enabled for EL2.

Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Oliver Upton <oliver.upton@linux.dev>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20230606145859.697944-18-joey.gouly@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm64/kernel/hyp-stub.S diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git