| 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 | |
| 10 | static 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 | |
| 17 | static 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__ */ |
| 24 |