mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-25 05:50:52 +07:00
3c5119c05d
Reimplement dnotify using fsnotify. Signed-off-by: Eric Paris <eparis@redhat.com> Acked-by: Al Viro <viro@zeniv.linux.org.uk> Cc: Christoph Hellwig <hch@lst.de>
50 lines
978 B
C
50 lines
978 B
C
#ifndef _LINUX_DNOTIFY_H
|
|
#define _LINUX_DNOTIFY_H
|
|
/*
|
|
* Directory notification for Linux
|
|
*
|
|
* Copyright (C) 2000,2002 Stephen Rothwell
|
|
*/
|
|
|
|
#include <linux/fs.h>
|
|
|
|
struct dnotify_struct {
|
|
struct dnotify_struct * dn_next;
|
|
__u32 dn_mask;
|
|
int dn_fd;
|
|
struct file * dn_filp;
|
|
fl_owner_t dn_owner;
|
|
};
|
|
|
|
#ifdef __KERNEL__
|
|
|
|
|
|
#ifdef CONFIG_DNOTIFY
|
|
|
|
#define DNOTIFY_ALL_EVENTS (FS_DELETE | FS_DELETE_CHILD |\
|
|
FS_MODIFY | FS_MODIFY_CHILD |\
|
|
FS_ACCESS | FS_ACCESS_CHILD |\
|
|
FS_ATTRIB | FS_ATTRIB_CHILD |\
|
|
FS_CREATE | FS_DN_RENAME |\
|
|
FS_MOVED_FROM | FS_MOVED_TO)
|
|
|
|
extern void dnotify_flush(struct file *, fl_owner_t);
|
|
extern int fcntl_dirnotify(int, struct file *, unsigned long);
|
|
|
|
#else
|
|
|
|
static inline void dnotify_flush(struct file *filp, fl_owner_t id)
|
|
{
|
|
}
|
|
|
|
static inline int fcntl_dirnotify(int fd, struct file *filp, unsigned long arg)
|
|
{
|
|
return -EINVAL;
|
|
}
|
|
|
|
#endif /* CONFIG_DNOTIFY */
|
|
|
|
#endif /* __KERNEL __ */
|
|
|
|
#endif /* _LINUX_DNOTIFY_H */
|