From: ach61@labyrinth.cl.cam.ac.uk <ach61@labyrinth.cl.cam.ac.uk>
Date: Tue, 8 Jun 2004 11:59:46 +0000 (+0000)
Subject: bitkeeper revision 1.939.1.1 (40c5aa32hbEqDyGf0-BJufIsvBNHsg)
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~18179^2
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=05f45943b27b15155adc10e901acd4f22936e22e;p=xen.git

bitkeeper revision 1.939.1.1 (40c5aa32hbEqDyGf0-BJufIsvBNHsg)

do_int3: only call  pdb_handle_exception if pdb_initialized
---

diff --git a/xen/arch/i386/traps.c b/xen/arch/i386/traps.c
index d30c324804..d798477a38 100644
--- a/xen/arch/i386/traps.c
+++ b/xen/arch/i386/traps.c
@@ -252,7 +252,7 @@ asmlinkage void do_int3(struct pt_regs *regs, long error_code)
     struct guest_trap_bounce *gtb = guest_trap_bounce+smp_processor_id();
     trap_info_t *ti;
 
-    if ( pdb_handle_exception(3, regs) == 0 )
+    if ( pdb_initialized && pdb_handle_exception(3, regs) == 0 )
         return;
     if ( (regs->xcs & 3) != 3 )
     {
@@ -377,7 +377,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, long error_code)
 #endif
     }
 
-    if (pdb_page_fault_possible)
+    if (pdb_page_fault_possible)                 /* implicit pdb_initialized */
     {
         pdb_page_fault = 1;
 	/* make eax & edx valid to complete the instruction */