diff --git a/include/linux/sched.h b/include/linux/sched.h
index 49fe2997a016..a1707583de49 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -196,13 +196,13 @@ extern void init_idle(struct task_struct *idle, int cpu);
 extern cpumask_t nohz_cpu_mask;
 
 /*
- * Only dump TASK_* tasks. (-1 for all tasks)
+ * Only dump TASK_* tasks. (0 for all tasks)
  */
 extern void show_state_filter(unsigned long state_filter);
 
 static inline void show_state(void)
 {
-	show_state_filter(-1);
+	show_state_filter(0);
 }
 
 extern void show_regs(struct pt_regs *);
diff --git a/kernel/sched.c b/kernel/sched.c
index b9a683730148..960d7c5fca39 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -4746,7 +4746,7 @@ void show_state_filter(unsigned long state_filter)
 		 * console might take alot of time:
 		 */
 		touch_nmi_watchdog();
-		if (p->state & state_filter)
+		if (!state_filter || (p->state & state_filter))
 			show_task(p);
 	} while_each_thread(g, p);