diff options
| author | Marc Zyngier <maz@kernel.org> | 2021-08-12 20:02:13 +0100 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2021-08-24 16:44:23 +0100 |
| commit | e3849765037b85e61b2432ded488ee9fb3ff126d (patch) | |
| tree | 6f7986946f8060bbf531a4763b1a4e70abd9b401 /lib/mpi/mpi-sub-ui.c | |
| parent | 90268574a3e8a6b883bd802d702a2738577e1006 (diff) | |
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>
Diffstat (limited to 'lib/mpi/mpi-sub-ui.c')
0 files changed, 0 insertions, 0 deletions