rem: return (*key) % range;
add: return (uint64)*key % range;
context: devfs_vnode_hash(void *_vnode, const void *_key, uint32 range){	struct devfs_vnode *vnode = (struct devfs_vnode *)_vnode;	const vnode_id *key = (const vnode_id *)_key;	if (vnode != NULL)		return vnode->id % range;	return (*key) % range;}