Draft: lab 5 failed

kernel/lib/queue.c

@@ -23,14 +23,14 @@ queue_t *make_queue()
 uint64_t queue_back(const queue_t *queue)
 {
   if (!queue->size)
-    exit(ERR_OUT_OF_BOUND);
+    panic(ERR_OUT_OF_BOUND);
   return queue->end->prev->value;
 }
 
 uint64_t queue_front(const queue_t *queue)
 {
   if (!queue->size)
-    exit(ERR_OUT_OF_BOUND);
+    panic(ERR_OUT_OF_BOUND);
   return queue->begin->next->value;
 }
 
@@ -63,7 +63,7 @@ void queue_push_front(queue_t *queue, uint64_t val)
 uint64_t queue_pop_back(queue_t *queue)
 {
   if (!queue->size)
-    exit(ERR_OUT_OF_BOUND);
+    panic(ERR_OUT_OF_BOUND);
 
   uint64_t ret = queue->end->prev->value;
   queue->end->prev = queue->end->prev->prev;
@@ -76,7 +76,7 @@ uint64_t queue_pop_back(queue_t *queue)
 uint64_t queue_pop_front(queue_t *queue)
 {
   if (!queue->size)
-    exit(ERR_OUT_OF_BOUND);
+    panic(ERR_OUT_OF_BOUND);
 
   uint64_t ret = queue->begin->next->value;
   queue->begin->next = queue->begin->next->next;