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Linux kernel mirror (for testing)
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linux
1#ifndef __FS_NOTIFY_FSNOTIFY_H_
2#define __FS_NOTIFY_FSNOTIFY_H_
3
4#include <linux/list.h>
5#include <linux/fsnotify.h>
6#include <linux/srcu.h>
7#include <linux/types.h>
8
9#include "../mount.h"
10
11struct fsnotify_iter_info {
12 struct fsnotify_mark *inode_mark;
13 struct fsnotify_mark *vfsmount_mark;
14 int srcu_idx;
15};
16
17/* destroy all events sitting in this groups notification queue */
18extern void fsnotify_flush_notify(struct fsnotify_group *group);
19
20/* protects reads of inode and vfsmount marks list */
21extern struct srcu_struct fsnotify_mark_srcu;
22
23/* compare two groups for sorting of marks lists */
24extern int fsnotify_compare_groups(struct fsnotify_group *a,
25 struct fsnotify_group *b);
26
27/* Destroy all marks connected via given connector */
28extern void fsnotify_destroy_marks(struct fsnotify_mark_connector __rcu **connp);
29/* run the list of all marks associated with inode and destroy them */
30static inline void fsnotify_clear_marks_by_inode(struct inode *inode)
31{
32 fsnotify_destroy_marks(&inode->i_fsnotify_marks);
33}
34/* run the list of all marks associated with vfsmount and destroy them */
35static inline void fsnotify_clear_marks_by_mount(struct vfsmount *mnt)
36{
37 fsnotify_destroy_marks(&real_mount(mnt)->mnt_fsnotify_marks);
38}
39/* Wait until all marks queued for destruction are destroyed */
40extern void fsnotify_wait_marks_destroyed(void);
41
42/*
43 * update the dentry->d_flags of all of inode's children to indicate if inode cares
44 * about events that happen to its children.
45 */
46extern void __fsnotify_update_child_dentry_flags(struct inode *inode);
47
48/* allocate and destroy and event holder to attach events to notification/access queues */
49extern struct fsnotify_event_holder *fsnotify_alloc_event_holder(void);
50extern void fsnotify_destroy_event_holder(struct fsnotify_event_holder *holder);
51
52#endif /* __FS_NOTIFY_FSNOTIFY_H_ */