bsd/nfs/nfs4_vnops.c

6765 	nfsnode_t adnp = NULL;
6796 				NULL, NULL, RPCAUTH_UNKNOWN, NG_NOCREATE, &adnp);
6797 		if (adnp)
6856 	error = nfs_nget(NFSTOMP(np), NULL, &cn, fh.fh_data, fh.fh_len, &nvattr, &xid, rq.r_auth, 0, &adnp);
6862 	if (adnp) {
6864 		if (adnp->n_vattr.nva_type != VDIR)
6866 		if (!(adnp->n_vattr.nva_flags & NFS_FFLAG_IS_ATTR))
6868 		nfs_node_unlock(adnp);
6870 			vnode_put(NFSTOV(adnp));
6872 	return (error ? NULL : adnp);
6918 	nfsnode_t adnp = NULL, anp = NULL;
6988 	adnp = nfs4_named_attr_dir_get(np, 0, ctx);
6989 	hadattrdir = (adnp != NULL);
7001 		if ((error = adbusyerror = nfs_node_set_busy(adnp, vfs_context_thread(ctx))))
7004 		error = nfs_getattr(adnp, NULL, ctx, NGA_CACHED);
7006 		error = cache_lookup(NFSTOV(adnp), &avp, cnp);
7014 			error = nfs_dir_buf_cache_lookup(adnp, &anp, cnp, ctx, 0);
7029 			nfs_node_clear_busy(adnp);
7034 			naa.a_vp = NFSTOV(adnp);
7142 		nfsm_chain_add_fh(error, &nmreq, nmp->nm_vers, adnp->n_fhp, adnp->n_fhsize);
7194 		nfsm_chain_add_fh(error, &nmreq, nmp->nm_vers, adnp->n_fhp, adnp->n_fhsize);
7224 	error = nfs_request_async(hadattrdir ? adnp : np, NULL, &nmreq, NFSPROC4_COMPOUND,
7229 	if (hadattrdir && ((adlockerror = nfs_node_lock(adnp))))
7259 				error = nfs_nget(NFSTOMP(np), NULL, &cn, fh.fh_data, fh.fh_len, &nvattr, &xid, rq.r_auth, 0, &adnp);
7263 					SET(adnp->n_flag, NBUSY);
7266 				/* if no adnp, oh well... */
7277 		nfsm_chain_check_change_info(error, &nmrep, adnp);
7347 	nfsm_chain_loadattr(error, &nmrep, adnp, nmp->nm_vers, &xid);
7354 			if (adnp) {
7355 				nfs_node_unlock(adnp);
7359 			error = nfs4_open_confirm_rpc(nmp, adnp ? adnp : np, fh.fh_data, fh.fh_len, noop, &newnofp->nof_stateid, thd, cred, &nvattr, &xid);
7362 			if ((adlockerror = nfs_node_lock(adnp)))
7368 	if (open && adnp && !adlockerror) {
7369 		if (!open_error && (adnp->n_flag & NNEGNCENTRIES)) {
7370 			adnp->n_flag &= ~NNEGNCENTRIES;
7371 			cache_purge_negatives(NFSTOV(adnp));
7373 		adnp->n_flag |= NMODIFIED;
7374 		nfs_node_unlock(adnp);
7376 		nfs_getattr(adnp, NULL, ctx, NGA_CACHED);
7378 	if (adnp && !adlockerror && (error == ENOENT) &&
7381 		cache_enter(NFSTOV(adnp), NULL, cnp);
7382 		adnp->n_flag |= NNEGNCENTRIES;
7384 	if (adnp && !adlockerror) {
7385 		nfs_node_unlock(adnp);
7391 		error = nfs_nget(NFSTOMP(np), adnp, cnp, fh.fh_data, fh.fh_len, &nvattr, &xid, rq.r_auth, NG_MAKEENTRY, &anp);
7499 			hadattrdir = (adnp != NULL);
7599 	if (adnp && !adbusyerror) {
7600 		nfs_node_clear_busy(adnp);
7607 	if (adnp)
7608 		vnode_put(NFSTOV(adnp));
7624 	nfsnode_t adnp = NULL;
7657 	adnp = nfs4_named_attr_dir_get(np, 1, ctx);
7659 	if (!adnp) {
7665 	vra.a_dvp = NFSTOV(adnp);
7672 	if (adnp)
7673 		vnode_put(NFSTOV(adnp));
7926 	nfsnode_t adnp = NULL;
7951 	adnp = nfs4_named_attr_dir_get(np, 1, ctx);
7953 	if (!adnp)
7956 	if ((error = nfs_node_lock(adnp)))
7959 	if (adnp->n_flag & NNEEDINVALIDATE) {
7960 		adnp->n_flag &= ~NNEEDINVALIDATE;
7961 		nfs_invaldir(adnp);
7962 		nfs_node_unlock(adnp);
7963 		error = nfs_vinvalbuf(NFSTOV(adnp), 0, ctx, 1);
7965 			error = nfs_node_lock(adnp);
7973 	if (adnp->n_flag & NMODIFIED) {
7974 		nfs_invaldir(adnp);
7975 		nfs_node_unlock(adnp);
7976 		if ((error = nfs_vinvalbuf(NFSTOV(adnp), 0, ctx, 1)))
7979 		nfs_node_unlock(adnp);
7982 	if ((error = nfs_getattr(adnp, &nvattr, ctx, NGA_UNCACHED)))
7995 		error = nfs_buf_get(adnp, lbn, NFS_DIRBLKSIZ, vfs_context_thread(ctx), NBLK_READ, &bp);
8004 				ndbhp->ndbh_ncgen = adnp->n_ncgen;
8012 				if (!nfs_node_lock(adnp)) {
8013 					nfs_invaldir(adnp);
8014 					nfs_node_unlock(adnp);
8016 				nfs_vinvalbuf(NFSTOV(adnp), 0, ctx, 1);
8056 	if (adnp)
8057 		vnode_put(NFSTOV(adnp));