static int vfat_hash(const struct dentry *dentry, const struct inode *inode,
		struct qstr *qstr)
{
	qstr->hash = full_name_hash(qstr->name, vfat_striptail_len(qstr));
	return 0;
}
static int vfat_hash(const struct dentry *dentry, const struct inode *inode,
		struct qstr *qstr)
{
	qstr->hash = full_name_hash(qstr->name, vfat_striptail_len(qstr));
	return 0;
}