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

Marc Zyngier marc.zyngier at arm.com
Wed Jun 28 08:04:11 PDT 2017


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 at arm.com>
---
 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




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