60 lines
2 KiB
C
60 lines
2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef __FS_NOTIFY_FSNOTIFY_H_
|
|
#define __FS_NOTIFY_FSNOTIFY_H_
|
|
|
|
#include <linux/list.h>
|
|
#include <linux/fsnotify.h>
|
|
#include <linux/srcu.h>
|
|
#include <linux/types.h>
|
|
|
|
#include "../mount.h"
|
|
|
|
static inline struct inode *fsnotify_conn_inode(
|
|
struct fsnotify_mark_connector *conn)
|
|
{
|
|
return container_of(conn->obj, struct inode, i_fsnotify_marks);
|
|
}
|
|
|
|
static inline struct mount *fsnotify_conn_mount(
|
|
struct fsnotify_mark_connector *conn)
|
|
{
|
|
return container_of(conn->obj, struct mount, mnt_fsnotify_marks);
|
|
}
|
|
|
|
/* destroy all events sitting in this groups notification queue */
|
|
extern void fsnotify_flush_notify(struct fsnotify_group *group);
|
|
|
|
/* protects reads of inode and vfsmount marks list */
|
|
extern struct srcu_struct fsnotify_mark_srcu;
|
|
|
|
/* compare two groups for sorting of marks lists */
|
|
extern int fsnotify_compare_groups(struct fsnotify_group *a,
|
|
struct fsnotify_group *b);
|
|
|
|
/* Destroy all marks attached to an object via connector */
|
|
extern void fsnotify_destroy_marks(fsnotify_connp_t *connp);
|
|
/* run the list of all marks associated with inode and destroy them */
|
|
static inline void fsnotify_clear_marks_by_inode(struct inode *inode)
|
|
{
|
|
fsnotify_destroy_marks(&inode->i_fsnotify_marks);
|
|
}
|
|
/* run the list of all marks associated with vfsmount and destroy them */
|
|
static inline void fsnotify_clear_marks_by_mount(struct vfsmount *mnt)
|
|
{
|
|
fsnotify_destroy_marks(&real_mount(mnt)->mnt_fsnotify_marks);
|
|
}
|
|
/* Wait until all marks queued for destruction are destroyed */
|
|
extern void fsnotify_wait_marks_destroyed(void);
|
|
|
|
/*
|
|
* update the dentry->d_flags of all of inode's children to indicate if inode cares
|
|
* about events that happen to its children.
|
|
*/
|
|
extern void __fsnotify_update_child_dentry_flags(struct inode *inode);
|
|
|
|
/* allocate and destroy and event holder to attach events to notification/access queues */
|
|
extern struct fsnotify_event_holder *fsnotify_alloc_event_holder(void);
|
|
extern void fsnotify_destroy_event_holder(struct fsnotify_event_holder *holder);
|
|
|
|
#endif /* __FS_NOTIFY_FSNOTIFY_H_ */
|