spin_lock_init(&sp->so_lock);
nfs4_alloc_state_owner(void){	struct nfs4_state_owner *sp;	sp = kzalloc(sizeof(*sp),GFP_KERNEL);	if (!sp)		return NULL;	INIT_LIST_HEAD(&sp->so_states);	INIT_LIST_HEAD(&sp->so_delegations);	rpc_init_wait_queue(&sp->so_sequence.wait, "Seqid_waitqueue");	sp->so_seqid.sequence = &sp->so_sequence;	spin_lock_init(&sp->so_sequence.lock);	INIT_LIST_HEAD(&sp->so_sequence.list);	atomic_set(&sp->so_count, 1);	return sp;}