[PATCH v2 52/52] KVM: arm/arm64: GICv4: Enable VLPI support

From: Marc Zyngier
Date: Wed Jun 28 2017 - 11:09:25 EST


All it takes is for the has_v4 flag to be set in gic_kvm_info, and
we'll enable it...

Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
---
virt/kvm/arm/vgic/vgic-v3.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/virt/kvm/arm/vgic/vgic-v3.c b/virt/kvm/arm/vgic/vgic-v3.c
index 96ea597db0e7..fb7bc3b93482 100644
--- a/virt/kvm/arm/vgic/vgic-v3.c
+++ b/virt/kvm/arm/vgic/vgic-v3.c
@@ -478,6 +478,12 @@ int vgic_v3_probe(const struct gic_kvm_info *info)
kvm_vgic_global_state.can_emulate_gicv2 = false;
kvm_vgic_global_state.ich_vtr_el2 = ich_vtr_el2;

+ /* GICv4 support? */
+ if (info->has_v4) {
+ kvm_vgic_global_state.has_gicv4 = true;
+ kvm_info("GICv4 support enabled\n");
+ }
+
if (!info->vcpu.start) {
kvm_info("GICv3: no GICV resource entry\n");
kvm_vgic_global_state.vcpu_base = 0;
--
2.11.0