static int pidfd_release(struct inode *inode, struct file *file)
{
	struct pid *pid = file->private_data;

	file->private_data = NULL;
	put_pid(pid);
	return 0;
}
static int pidfd_release(struct inode *inode, struct file *file)
{
	struct pid *pid = file->private_data;

	file->private_data = NULL;
	put_pid(pid);
	return 0;
}