Commit fc631df0 authored by Marc Zyngier's avatar Marc Zyngier
Browse files

KVM: arm64: Add trap routing for FEAT_FGT2 registers 



Similarly to the FEAT_FGT registers, pick the correct FEAT_FGT2
register when a sysreg trap indicates they could be responsible
for the exception.

Signed-off-by: default avatarMarc Zyngier <maz@kernel.org>
parent 4bc0fe08

arch/arm64/kvm/emulate-nested.c

+12 −0
Original line number Diff line number Diff line
@@ -2485,6 +2485,18 @@ bool triage_sysreg_trap(struct kvm_vcpu *vcpu, int *sr_index) 
		}

		break;



	case HFGRTR2_GROUP:

		fgtreg = is_read ? HFGRTR2_EL2 : HFGWTR2_EL2;

		break;



	case HDFGRTR2_GROUP:

		fgtreg = is_read ? HDFGRTR2_EL2 : HDFGWTR2_EL2;

		break;



	case HFGITR2_GROUP:

		fgtreg = HFGITR2_EL2;

		break;



	default:

		/* Something is really wrong, bail out */

		WARN_ONCE(1, "Bad FGT group (encoding %08x, config %016llx)\n",