--- /dev/null
+--- linux-2.6.32-71.24.1.el6.i686/arch/x86/kernel/entry_64.S.orig 2011-03-26 14:42:29.000000000 -0400
++++ linux-2.6.32-71.24.1.el6.i686/arch/x86/kernel/entry_64.S 2012-01-24 12:27:39.000000000 -0500
+@@ -1303,7 +1303,7 @@
+ decl PER_CPU_VAR(irq_count)
+ jmp error_exit
+ CFI_ENDPROC
+-END(do_hypervisor_callback)
++END(xen_do_hypervisor_callback)
+
+ /*
+ * Hypervisor uses this for application faults while it executes.