timer_list: print relative expiry time signed

Relative expiry time can get negative, so it should be signed.
Signed-off-by: Pavel Machek <Pavel@suse.cz>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

kernel/time/timer_list.c

@@ -65,9 +65,9 @@ print_timer(struct seq_file *m, struct hrtimer *timer, int idx, u64 now)
 	SEQ_printf(m, ", %s/%d", tmp, timer->start_pid);
 #endif
 	SEQ_printf(m, "\n");
-	SEQ_printf(m, " # expires at %Lu nsecs [in %Lu nsecs]\n",
+	SEQ_printf(m, " # expires at %Lu nsecs [in %Ld nsecs]\n",
 		(unsigned long long)ktime_to_ns(timer->expires),
-		(unsigned long long)(ktime_to_ns(timer->expires) - now));
+		(long long)(ktime_to_ns(timer->expires) - now));
 }
 
 static void