--- linux-2.6.33/arch/x86/kernel/process.c~	2010-02-24 19:52:17.000000000 +0100
+++ linux-2.6.33/arch/x86/kernel/process.c	2010-02-25 23:44:56.487156216 +0100
@@ -147,8 +147,8 @@ void show_regs_common(void)
 	/* Board Name is optional */
 	board = dmi_get_system_info(DMI_BOARD_NAME);
 
-	printk(KERN_DEFAULT "Pid: %d, comm: %.20s %s %s %.*s %s %s%s%s\n",
-	       current->pid, current->comm, print_tainted(),
+	printk(KERN_DEFAULT "Pid: %d, xid: #%u, comm: %.20s %s %s %.*s %s %s%s%s\n",
+	       current->pid, current->xid, current->comm, print_tainted(),
 	       init_utsname()->release,
 	       (int)strcspn(init_utsname()->version, " "),
 	       init_utsname()->version,
--- linux-2.6.31/arch/x86/kernel/dumpstack.c~	2009-09-16 08:32:02.000000000 +0200
+++ linux-2.6.31/arch/x86/kernel/dumpstack.c	2009-09-17 21:58:13.778791960 +0200
@@ -180,8 +180,8 @@
 	unsigned long stack;
 
 	bp = stack_frame(current, NULL);
-	printk("Pid: %d, comm: %.20s %s %s %.*s\n",
-		current->pid, current->comm, print_tainted(),
+	printk("Pid: %d, comm: %.20s xid: #%u %s %s %.*s\n",
+		current->pid, current->comm, current->xid, print_tainted(),
 		init_utsname()->release,
 		(int)strcspn(init_utsname()->version, " "),
 		init_utsname()->version);


--- linux-3.3/fs/proc/base.c~	2012-03-19 21:44:42.000000000 +0100
+++ linux-3.3/fs/proc/base.c	2012-03-21 12:25:28.051092423 +0100
@@ -568,6 +568,8 @@
 				 struct task_struct *task,
 				 int hide_pid_min)
 {
+	if (vx_check(0, VS_WATCH_P))
+		return true;
 	if (pid->hide_pid < hide_pid_min)
 		return true;
 	if (in_group_p(pid->pid_gid))