[PATCH] fix a doc error and misleading printk

kernel/sched.c

@@ -2080,7 +2080,7 @@ asmlinkage long sys_sched_get_priority_max(int policy)
 }
 
 /**
- * sys_sched_get_priority_mix - return minimum RT priority.
+ * sys_sched_get_priority_min - return minimum RT priority.
  * @policy: scheduling class.
  *
  * this syscall returns the minimum rt_priority that can be used
@@ -2541,7 +2541,7 @@ void __might_sleep(char *file, int line)
 		if (time_before(jiffies, prev_jiffy + HZ))
 			return;
 		prev_jiffy = jiffies;
-		printk(KERN_ERR "Debug: sleeping function called from illegal"
+		printk(KERN_ERR "Debug: sleeping function called from invalid"
 				" context at %s:%d\n", file, line);
 		dump_stack();
 	}