KVM: arm64: selftests: Initialize VGICv3 only once

vgic_v3_setup() unnecessarily initializes the vgic twice. Keep the
initialization after configuring MMIO frames and get rid of the other.

Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
Reviewed-by: Zenghui Yu <yuzenghui@huawei.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>

Author: oupton

tools/testing/selftests/kvm/lib/arm64/vgic.c

@@ -56,9 +56,6 @@ int vgic_v3_setup(struct kvm_vm *vm, unsigned int nr_vcpus, uint32_t nr_irqs)
 
 	kvm_device_attr_set(gic_fd, KVM_DEV_ARM_VGIC_GRP_NR_IRQS, 0, &nr_irqs);
 
-	kvm_device_attr_set(gic_fd, KVM_DEV_ARM_VGIC_GRP_CTRL,
-			    KVM_DEV_ARM_VGIC_CTRL_INIT, NULL);
-
 	attr = GICD_BASE_GPA;
 	kvm_device_attr_set(gic_fd, KVM_DEV_ARM_VGIC_GRP_ADDR,
 			    KVM_VGIC_V3_ADDR_TYPE_DIST, &attr);