start io and remove print op

1 files changed, 14 insertions, 0 deletions

diff --git a/docs/application/queue.md b/docs/application/queue.md
index 86c4009..21ec995 100644
--- a/docs/application/queue.md
+++ b/docs/application/queue.md
@@ -1,3 +1,17 @@
 # Queue
 
 ---
+
+```c
+typedef struct _kpl_queue_item {
+    POOL_HEADER(_kpl_queue_item);
+    kpl_interface *interface;
+    kpl_class class;
+} kpl_queue_item;
+
+typedef struct _kpl_queue {
+    POOL_HEADER(_kpl_queue);
+    uint32_t length;
+    kpl_queue_item *head, *tail;
+} kpl_queue;
+```