diff -r 19c55935580f xen/arch/x86/hvm/vmx/x86_64/exits.S
--- a/xen/arch/x86/hvm/vmx/x86_64/exits.S	Wed Apr 12 17:53:38 2006
+++ b/xen/arch/x86/hvm/vmx/x86_64/exits.S	Thu Apr 13 01:13:38 2006
@@ -94,6 +94,7 @@
 ENTRY(vmx_asm_vmexit_handler)
         /* selectors are restored/saved by VMX */
         HVM_SAVE_ALL_NOSEGREGS
+        call vmx_trace_vmexit
         call vmx_vmexit_handler
         jmp vmx_asm_do_resume
 
@@ -114,6 +115,7 @@
 /* vmx_restore_all_guest */
         call vmx_intr_assist
         call vmx_load_cr2
+        call vmx_trace_vmentry
         .endif
         /* 
          * Check if we are going back to VMX-based VM