tree 6f7986946f8060bbf531a4763b1a4e70abd9b401
parent 90268574a3e8a6b883bd802d702a2738577e1006
author Marc Zyngier <maz@kernel.org> 1628794933 +0100
committer Catalin Marinas <catalin.marinas@arm.com> 1629819863 +0100

arm64: Document the requirement for SCR_EL3.HCE

It is amazing that we never documented this absolutely basic
requirement: if you boot the kernel at EL2, you'd better
enable the HVC instruction from EL3.

Really, just do it.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Link: https://lore.kernel.org/r/20210812190213.2601506-6-maz@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>