[PATCH] Check for disabled local interrupts in "might_sleep()"

Self explanatory, as per the discussion last week.

kernel/sched.c

@@ -2554,7 +2554,7 @@ void __might_sleep(char *file, int line)
 #if defined(in_atomic)
 	static unsigned long prev_jiffy;	/* ratelimiting */
 
-	if (in_atomic()) {
+	if (in_atomic() || irqs_disabled()) {
 		if (time_before(jiffies, prev_jiffy + HZ))
 			return;
 		prev_jiffy = jiffies;