| | 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 | /* destroy all events sitting in this groups notification queue */ |
| | 10 | extern void fsnotify_flush_notify(struct fsnotify_group *group); |
| | 11 | |
| | 12 | /* protects reads of inode and vfsmount marks list */ |
| | 13 | extern struct srcu_struct fsnotify_mark_srcu; |
| | 14 | |
| | 15 | /* compare two groups for sorting of marks lists */ |
| | 16 | extern int fsnotify_compare_groups(struct fsnotify_group *a, |
| | 17 | struct fsnotify_group *b); |
| | 18 | |
| | 19 | extern void fsnotify_set_inode_mark_mask_locked(struct fsnotify_mark *fsn_mark, |
| | 20 | __u32 mask); |
| | 21 | /* add a mark to an inode */ |
| | 22 | extern int fsnotify_add_inode_mark(struct fsnotify_mark *mark, |
| | 23 | struct fsnotify_group *group, struct inode *inode, |
| | 24 | int allow_dups); |
| | 25 | /* add a mark to a vfsmount */ |
| | 26 | extern int fsnotify_add_vfsmount_mark(struct fsnotify_mark *mark, |
| | 27 | struct fsnotify_group *group, struct vfsmount *mnt, |
| | 28 | int allow_dups); |
| | 29 | |
| | 30 | /* vfsmount specific destruction of a mark */ |
| | 31 | extern void fsnotify_destroy_vfsmount_mark(struct fsnotify_mark *mark); |
| | 32 | /* inode specific destruction of a mark */ |
| | 33 | extern void fsnotify_destroy_inode_mark(struct fsnotify_mark *mark); |
| | 34 | /* run the list of all marks associated with inode and flag them to be freed */ |
| | 35 | extern void fsnotify_clear_marks_by_inode(struct inode *inode); |
| | 36 | /* run the list of all marks associated with vfsmount and flag them to be freed */ |
| | 37 | extern void fsnotify_clear_marks_by_mount(struct vfsmount *mnt); |
| | 38 | /* |
| | 39 | * update the dentry->d_flags of all of inode's children to indicate if inode cares |
| | 40 | * about events that happen to its children. |
| | 41 | */ |
| | 42 | extern void __fsnotify_update_child_dentry_flags(struct inode *inode); |
| | 43 | |
| | 44 | /* allocate and destroy and event holder to attach events to notification/access queues */ |
| | 45 | extern struct fsnotify_event_holder *fsnotify_alloc_event_holder(void); |
| | 46 | extern void fsnotify_destroy_event_holder(struct fsnotify_event_holder *holder); |
| | 47 | |
| | 48 | #endif /* __FS_NOTIFY_FSNOTIFY_H_ */ |
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