[PATCH] In hangcheck-timer.c call emergency_restart()

If we've hung a clean reboot does not sound like a real
option.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/char/hangcheck-timer.c b/drivers/char/hangcheck-timer.c
index 78e650f..81d811e 100644
--- a/drivers/char/hangcheck-timer.c
+++ b/drivers/char/hangcheck-timer.c
@@ -173,7 +173,7 @@
 		}
 		if (hangcheck_reboot) {
 			printk(KERN_CRIT "Hangcheck: hangcheck is restarting the machine.\n");
-			machine_restart(NULL);
+			emergency_restart();
 		} else {
 			printk(KERN_CRIT "Hangcheck: hangcheck value past margin!\n");
 		}