823 	struct nfs4_lock_state *lsp;  in nfs4_alloc_lock_state()  local
826 	lsp = kzalloc(sizeof(*lsp), GFP_NOFS);  in nfs4_alloc_lock_state()
827 	if (lsp == NULL)  in nfs4_alloc_lock_state()
829 	nfs4_init_seqid_counter(&lsp->ls_seqid);  in nfs4_alloc_lock_state()
830 	atomic_set(&lsp->ls_count, 1);  in nfs4_alloc_lock_state()
831 	lsp->ls_state = state;  in nfs4_alloc_lock_state()
832 	lsp->ls_owner = fl_owner;  in nfs4_alloc_lock_state()
833 	lsp->ls_seqid.owner_id = ida_simple_get(&server->lockowner_id, 0, 0, GFP_NOFS);  in nfs4_alloc_lock_state()
834 	if (lsp->ls_seqid.owner_id < 0)  in nfs4_alloc_lock_state()
836 	INIT_LIST_HEAD(&lsp->ls_locks);  in nfs4_alloc_lock_state()
837 	return lsp;  in nfs4_alloc_lock_state()
839 	kfree(lsp);  in nfs4_alloc_lock_state()
843 void nfs4_free_lock_state(struct nfs_server *server, struct nfs4_lock_state *lsp)  in nfs4_free_lock_state()  argument
845 	ida_simple_remove(&server->lockowner_id, lsp->ls_seqid.owner_id);  in nfs4_free_lock_state()
846 	nfs4_destroy_seqid_counter(&lsp->ls_seqid);  in nfs4_free_lock_state()
847 	kfree(lsp);  in nfs4_free_lock_state()
857 	struct nfs4_lock_state *lsp, *new = NULL;  in nfs4_get_lock_state()  local
861 		lsp = __nfs4_find_lock_state(state, owner);  in nfs4_get_lock_state()
862 		if (lsp != NULL)  in nfs4_get_lock_state()
867 			lsp = new;  in nfs4_get_lock_state()
879 	return lsp;  in nfs4_get_lock_state()
886 void nfs4_put_lock_state(struct nfs4_lock_state *lsp)  in nfs4_put_lock_state()  argument
891 	if (lsp == NULL)  in nfs4_put_lock_state()
893 	state = lsp->ls_state;  in nfs4_put_lock_state()
894 	if (!atomic_dec_and_lock(&lsp->ls_count, &state->state_lock))  in nfs4_put_lock_state()
896 	list_del(&lsp->ls_locks);  in nfs4_put_lock_state()
901 	if (test_bit(NFS_LOCK_INITIALIZED, &lsp->ls_flags)) {  in nfs4_put_lock_state()
904 		clp->cl_mvops->free_lock_state(server, lsp);  in nfs4_put_lock_state()
906 		nfs4_free_lock_state(server, lsp);  in nfs4_put_lock_state()
911 	struct nfs4_lock_state *lsp = src->fl_u.nfs4_fl.owner;  in nfs4_fl_copy_lock()  local
913 	dst->fl_u.nfs4_fl.owner = lsp;  in nfs4_fl_copy_lock()
914 	atomic_inc(&lsp->ls_count);  in nfs4_fl_copy_lock()
929 	struct nfs4_lock_state *lsp;  in nfs4_set_lock_state()  local
933 	lsp = nfs4_get_lock_state(state, fl->fl_owner);  in nfs4_set_lock_state()
934 	if (lsp == NULL)  in nfs4_set_lock_state()
936 	fl->fl_u.nfs4_fl.owner = lsp;  in nfs4_set_lock_state()
945 	struct nfs4_lock_state *lsp;  in nfs4_copy_lock_stateid()  local
958 	lsp = __nfs4_find_lock_state(state, fl_owner);  in nfs4_copy_lock_stateid()
959 	if (lsp && test_bit(NFS_LOCK_LOST, &lsp->ls_flags))  in nfs4_copy_lock_stateid()
961 	else if (lsp != NULL && test_bit(NFS_LOCK_INITIALIZED, &lsp->ls_flags) != 0) {  in nfs4_copy_lock_stateid()
962 		nfs4_stateid_copy(dst, &lsp->ls_stateid);  in nfs4_copy_lock_stateid()
966 	nfs4_put_lock_state(lsp);  in nfs4_copy_lock_stateid()