hvc_console suspend fix

Fix http://bugzilla.kernel.org/show_bug.cgi?id=7152Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Adrian Bunk <bunk@stusta.de>

drivers/char/hvc_console.c

@@ -681,6 +681,7 @@ int khvcd(void *unused)
 	do {
 		poll_mask = 0;
 		hvc_kicked = 0;
+		try_to_freeze();
 		wmb();
 		if (cpus_empty(cpus_in_xmon)) {
 			spin_lock(&hvc_structs_lock);