Index: linux-fork.c
===================================================================
RCS file: /cvs/src/src/gdb/linux-fork.c,v
retrieving revision 1.32
diff -u -p -r1.32 linux-fork.c
--- linux-fork.c	5 May 2010 20:37:23 -0000	1.32
+++ linux-fork.c	11 May 2010 22:26:08 -0000
@@ -47,6 +47,7 @@ struct fork_info
 {
   struct fork_info *next;
   ptid_t ptid;
+  ptid_t parent_ptid;
   int num;			/* Convenient handle (GDB fork id) */
   struct regcache *savedregs;	/* Convenient for info fork, saves
 				   having to actually switch contexts.  */
@@ -596,6 +597,7 @@ checkpoint_command (char *args, int from
   if (!fp)
     error (_("Failed to find new fork"));
   fork_save_infrun_state (fp, 1);
+  fp->parent_ptid = last_target_ptid;
 }
 
 static void