KVM: vmx: print more APICv fields in dump_vmcs

The SVI, RVI, virtual-APIC page address and APIC-access page address fields
were left out of dump_vmcs.  Add them.

KERN_CONT technically isn't SMP safe, but it's okay to use it here since
the whole of dump_vmcs() is a single huge multi-line piece of output
that isn't SMP-safe.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

arch/x86/kvm/vmx/vmx.c

@@ -5723,8 +5723,16 @@ void dump_vmcs(void)
 	if (secondary_exec_control & SECONDARY_EXEC_TSC_SCALING)
 		pr_err("TSC Multiplier = 0x%016llx\n",
 		       vmcs_read64(TSC_MULTIPLIER));
-	if (cpu_based_exec_ctrl & CPU_BASED_TPR_SHADOW)
-		pr_err("TPR Threshold = 0x%02x\n", vmcs_read32(TPR_THRESHOLD));
+	if (cpu_based_exec_ctrl & CPU_BASED_TPR_SHADOW) {
+		if (secondary_exec_control & SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY) {
+			u16 status = vmcs_read16(GUEST_INTR_STATUS);
+			pr_err("SVI|RVI = %02x|%02x ", status >> 8, status & 0xff);
+		}
+		pr_err(KERN_CONT "TPR Threshold = 0x%02x\n", vmcs_read32(TPR_THRESHOLD));
+		if (secondary_exec_control & SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES)
+			pr_err("APIC-access addr = 0x%016llx ", vmcs_read64(APIC_ACCESS_ADDR));
+		pr_err(KERN_CONT "virt-APIC addr = 0x%016llx\n", vmcs_read64(VIRTUAL_APIC_PAGE_ADDR));
+	}
 	if (pin_based_exec_ctrl & PIN_BASED_POSTED_INTR)
 		pr_err("PostedIntrVec = 0x%02x\n", vmcs_read16(POSTED_INTR_NV));
 	if ((secondary_exec_control & SECONDARY_EXEC_ENABLE_EPT))