diff options
Diffstat (limited to 'virt/kvm/arm/hyp/vgic-v3-sr.c')
| -rw-r--r-- | virt/kvm/arm/hyp/vgic-v3-sr.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/virt/kvm/arm/hyp/vgic-v3-sr.c b/virt/kvm/arm/hyp/vgic-v3-sr.c index 91728faa13fd..f5c3d6d7019e 100644 --- a/virt/kvm/arm/hyp/vgic-v3-sr.c +++ b/virt/kvm/arm/hyp/vgic-v3-sr.c @@ -258,7 +258,8 @@ void __hyp_text __vgic_v3_save_state(struct kvm_vcpu *vcpu) cpu_if->vgic_ap1r[0] = __vgic_v3_read_ap1rn(0); } } else { - if (static_branch_unlikely(&vgic_v3_cpuif_trap)) + if (static_branch_unlikely(&vgic_v3_cpuif_trap) || + cpu_if->its_vpe.its_vm) write_gicreg(0, ICH_HCR_EL2); cpu_if->vgic_elrsr = 0xffff; @@ -337,9 +338,11 @@ void __hyp_text __vgic_v3_restore_state(struct kvm_vcpu *vcpu) /* * If we need to trap system registers, we must write * ICH_HCR_EL2 anyway, even if no interrupts are being - * injected, + * injected. Same thing if GICv4 is used, as VLPI + * delivery is gated by ICH_HCR_EL2.En. */ - if (static_branch_unlikely(&vgic_v3_cpuif_trap)) + if (static_branch_unlikely(&vgic_v3_cpuif_trap) || + cpu_if->its_vpe.its_vm) write_gicreg(cpu_if->vgic_hcr, ICH_HCR_EL2); } |