KVM: arm64: POR{E0}_EL1 do not need trap handlers

These will not be trapped by KVM, so don't need a handler.

Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Oliver Upton <oliver.upton@linux.dev>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20231012123459.2820835-3-joey.gouly@arm.com

diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c
index e92ec81..0afd613 100644 (file)
--- a/arch/arm64/kvm/sys_regs.c
+++ b/arch/arm64/kvm/sys_regs.c
@@ -2122,8 +2122,8 @@ static const struct sys_reg_desc sys_reg_descs[] = {
        { SYS_DESC(SYS_PMMIR_EL1), trap_raz_wi },
 
        { SYS_DESC(SYS_MAIR_EL1), access_vm_reg, reset_unknown, MAIR_EL1 },
-       { SYS_DESC(SYS_PIRE0_EL1), access_vm_reg, reset_unknown, PIRE0_EL1 },
-       { SYS_DESC(SYS_PIR_EL1), access_vm_reg, reset_unknown, PIR_EL1 },
+       { SYS_DESC(SYS_PIRE0_EL1), NULL, reset_unknown, PIRE0_EL1 },
+       { SYS_DESC(SYS_PIR_EL1), NULL, reset_unknown, PIR_EL1 },
        { SYS_DESC(SYS_AMAIR_EL1), access_vm_reg, reset_amair_el1, AMAIR_EL1 },
 
        { SYS_DESC(SYS_LORSA_EL1), trap_loregion },