mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-29 15:43:59 +08:00
63 lines
1.2 KiB
C
63 lines
1.2 KiB
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;
|
|
unsigned long dn_mask;
|
|
int dn_fd;
|
|
struct file * dn_filp;
|
|
fl_owner_t dn_owner;
|
|
};
|
|
|
|
#ifdef __KERNEL__
|
|
|
|
|
|
#ifdef CONFIG_DNOTIFY
|
|
|
|
extern void __inode_dir_notify(struct inode *, unsigned long);
|
|
extern void dnotify_flush(struct file *, fl_owner_t);
|
|
extern int fcntl_dirnotify(int, struct file *, unsigned long);
|
|
extern void dnotify_parent(struct dentry *, unsigned long);
|
|
|
|
static inline void inode_dir_notify(struct inode *inode, unsigned long event)
|
|
{
|
|
if (inode->i_dnotify_mask & (event))
|
|
__inode_dir_notify(inode, event);
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void __inode_dir_notify(struct inode *inode, unsigned long event)
|
|
{
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
static inline void dnotify_parent(struct dentry *dentry, unsigned long event)
|
|
{
|
|
}
|
|
|
|
static inline void inode_dir_notify(struct inode *inode, unsigned long event)
|
|
{
|
|
}
|
|
|
|
#endif /* CONFIG_DNOTIFY */
|
|
|
|
#endif /* __KERNEL __ */
|
|
|
|
#endif /* _LINUX_DNOTIFY_H */
|