1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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2 | #include <linux/wait.h> |
3 | |
4 | struct fs_pin { |
5 | wait_queue_head_t wait; |
6 | int done; |
7 | struct hlist_node s_list; |
8 | struct hlist_node m_list; |
9 | void (*kill)(struct fs_pin *); |
10 | }; |
11 | |
12 | struct vfsmount; |
13 | |
14 | static inline void init_fs_pin(struct fs_pin *p, void (*kill)(struct fs_pin *)) |
15 | { |
16 | init_waitqueue_head(&p->wait); |
17 | INIT_HLIST_NODE(h: &p->s_list); |
18 | INIT_HLIST_NODE(h: &p->m_list); |
19 | p->kill = kill; |
20 | } |
21 | |
22 | void pin_remove(struct fs_pin *); |
23 | void pin_insert(struct fs_pin *, struct vfsmount *); |
24 | void pin_kill(struct fs_pin *); |
25 |