arm/arm64: KVM: Use __hyp_reset_vectors() directly

__cpu_reset_hyp_mode doesn't need to be passed any argument now,
as the hyp-stub implementations are self-contained, and is now
reduced to just calling __hyp_reset_vectors(). Let's drop the
wrapper and use the stub hypercall directly.

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Christoffer Dall <cdall@linaro.org>

arch/arm/kvm/arm.c

@@ -1130,8 +1130,7 @@ static void cpu_hyp_reinit(void)
 static void cpu_hyp_reset(void)
 {
 	if (!is_kernel_in_hyp_mode())
-		__cpu_reset_hyp_mode(hyp_default_vectors,
-				     kvm_get_idmap_start());
+		__hyp_reset_vectors();
 }
 
 static void _kvm_arch_hardware_enable(void *discard)