From eb26002b47c7d9e1bd5379989924d8b886b286fa Mon Sep 17 00:00:00 2001
From: Augustin Cavalier <waddlesplash@gmail.com>
Date: Fri, 3 Jun 2022 17:18:32 -0400
Subject: [PATCH] kernel/util: Remove kqueue.h.

It is not used anymore, and we have more advanced queuing facilities now.
---
 headers/private/kernel/util/kqueue.h | 63 ----------------------------
 src/system/kernel/int.cpp            |  1 -
 2 files changed, 64 deletions(-)
 delete mode 100644 headers/private/kernel/util/kqueue.h

diff --git a/headers/private/kernel/util/kqueue.h b/headers/private/kernel/util/kqueue.h
deleted file mode 100644
index b185cd0f95..0000000000
--- a/headers/private/kernel/util/kqueue.h
+++ /dev/null
@@ -1,63 +0,0 @@
-/* 
-** Copyright 2002, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
-** Distributed under the terms of the MIT License.
-*/
-#ifndef KQUEUE_H
-#define KQUEUE_H
-
-/* The name "que" actually means that it is a very
- * light-weight implementation of a queue ;-))
- */
-
-/* The object that is put into a queue must begin with these
- * fields, but it doesn't have to be this structure.
- */
-struct quehead {
-	struct quehead *next;
-	struct quehead *prev;
-};
-
-/* You can use this macro to iterate through the queue. */
-#define kqueue_foreach(head, element) \
-	for ((element) = (void *)(head)->next; (element) != (void *)(head); (element) = (void *)((struct quehead *)(element))->next)
-
-
-/** Initializes a queue to be used */
-
-static inline void
-initque(void *_head)
-{
-	struct quehead *head = (struct quehead *)_head;
-
-	head->next = head->prev = head;
-}
-
-
-/** Inserts an element (_element) to the queue (_head) */
-
-static inline void
-insque(void *_element, void *_head)
-{
-	struct quehead *element = (struct quehead *)_element,
-		 *head = (struct quehead *)_head;
-
-	element->next = head->next;
-	element->prev = head;
-	head->next = element;
-	element->next->prev = element;
-}
-
-
-/** removes an element from the queue it's currently in */
-
-static inline void
-remque(void *_element)
-{
-	struct quehead *element = (struct quehead *)_element;
-
-	element->next->prev = element->prev;
-	element->prev->next = element->next;
-	element->prev = 0;
-}
-
-#endif	/* KQUEUE_H */
diff --git a/src/system/kernel/int.cpp b/src/system/kernel/int.cpp
index 13c1569967..ce45cf19a1 100644
--- a/src/system/kernel/int.cpp
+++ b/src/system/kernel/int.cpp
@@ -25,7 +25,6 @@
 #include <elf.h>
 #include <load_tracking.h>
 #include <util/AutoLock.h>
-#include <util/kqueue.h>
 #include <smp.h>
 
 #include "kernel_debug_config.h"