diff --git a/sys/i386/i386/apic_vector.s b/sys/i386/i386/apic_vector.s
index 7e556f2e9e81..618436d830ac 100644
--- a/sys/i386/i386/apic_vector.s
+++ b/sys/i386/i386/apic_vector.s
@@ -336,6 +336,7 @@ IDTVEC(cpustop)
 /*
  * Executed by a CPU when it receives an IPI_SUSPEND from another CPU.
  */
+#ifndef XEN
 	.text
 	SUPERALIGN_TEXT
 IDTVEC(cpususpend)
@@ -350,6 +351,7 @@ IDTVEC(cpususpend)
 
 	POP_FRAME
 	jmp	doreti_iret
+#endif
 
 /*
  * Executed by a CPU when it receives a RENDEZVOUS IPI from another CPU.
diff --git a/sys/i386/include/smp.h b/sys/i386/include/smp.h
index 43172d666069..1be3dcf2e0ad 100644
--- a/sys/i386/include/smp.h
+++ b/sys/i386/include/smp.h
@@ -60,7 +60,9 @@ inthand_t
 /* functions in mp_machdep.c */
 void	cpu_add(u_int apic_id, char boot_cpu);
 void	cpustop_handler(void);
+#ifndef XEN
 void	cpususpend_handler(void);
+#endif
 void	init_secondary(void);
 void	ipi_all_but_self(u_int ipi);
 #ifndef XEN