i915_list_util.h

 1/* SPDX-License-Identifier: MIT */
 2/* Copyright © 2025 Intel Corporation */
 3
 4#ifndef __I915_LIST_UTIL_H__
 5#define __I915_LIST_UTIL_H__
 6
 7#include <linux/list.h>
 8#include <asm/rwonce.h>
 9
10static inline void __list_del_many(struct list_head *head,
11				   struct list_head *first)
12{
13	first->prev = head;
14	WRITE_ONCE(head->next, first);
15}
16
17static inline int list_is_last_rcu(const struct list_head *list,
18				   const struct list_head *head)
19{
20	return READ_ONCE(list->next) == head;
21}
22
23#endif /* __I915_LIST_UTIL_H__ */