418 static int drbd_single_open(struct file *file, int (*show)(struct seq_file *, void *),  in drbd_single_open()  argument
427 	parent = file->f_path.dentry->d_parent;  in drbd_single_open()
431 	if (simple_positive(file->f_path.dentry)  in drbd_single_open()
436 		ret = single_open(file, show, data);  in drbd_single_open()
443 static int in_flight_summary_open(struct inode *inode, struct file *file)  in in_flight_summary_open()  argument
446 	return drbd_single_open(file, in_flight_summary_show, resource,  in in_flight_summary_open()
450 static int in_flight_summary_release(struct inode *inode, struct file *file)  in in_flight_summary_release()  argument
454 	return single_release(inode, file);  in in_flight_summary_release()
551 static int callback_history_open(struct inode *inode, struct file *file)  in callback_history_open()  argument
554 	return drbd_single_open(file, callback_history_show, connection,  in callback_history_open()
558 static int callback_history_release(struct inode *inode, struct file *file)  in callback_history_release()  argument
562 	return single_release(inode, file);  in callback_history_release()
598 static int connection_oldest_requests_open(struct inode *inode, struct file *file)  in connection_oldest_requests_open()  argument
601 	return drbd_single_open(file, connection_oldest_requests_show, connection,  in connection_oldest_requests_open()
605 static int connection_oldest_requests_release(struct inode *inode, struct file *file)  in connection_oldest_requests_release()  argument
609 	return single_release(inode, file);  in connection_oldest_requests_release()
745 static int device_ ## name ## _open(struct inode *inode, struct file *file)	\
748 	return drbd_single_open(file, device_ ## name ## _show, device,		\
751 static int device_ ## name ## _release(struct inode *inode, struct file *file)	\
755 	return single_release(inode, file);					\
853 static int drbd_version_open(struct inode *inode, struct file *file)  in drbd_version_open()  argument
855 	return single_open(file, drbd_version_show, NULL);  in drbd_version_open()