Generate double and triple faults, by Bernhard Kauer.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2563 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/target-i386/cpu.h b/target-i386/cpu.h
index 1eb546e..104f31e 100644
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -515,6 +515,7 @@
     uint32_t smbase;
     int interrupt_request; 
     int user_mode_only; /* user mode only simulation */
+    int old_exception;  /* exception in flight */
 
     CPU_COMMON