bsd/nfs/nfs4_vnops.c

6771 	nfsnode_t adnp = NULL;
6802 				NULL, NULL, RPCAUTH_UNKNOWN, NG_NOCREATE, &adnp);
6803 		if (adnp)
6862 	error = nfs_nget(NFSTOMP(np), NULL, &cn, fh.fh_data, fh.fh_len, &nvattr, &xid, rq.r_auth, 0, &adnp);
6868 	if (adnp) {
6870 		if (adnp->n_vattr.nva_type != VDIR)
6872 		if (!(adnp->n_vattr.nva_flags & NFS_FFLAG_IS_ATTR))
6874 		nfs_node_unlock(adnp);
6876 			vnode_put(NFSTOV(adnp));
6878 	return (error ? NULL : adnp);
6924 	nfsnode_t adnp = NULL, anp = NULL;
6994 	adnp = nfs4_named_attr_dir_get(np, 0, ctx);
6995 	hadattrdir = (adnp != NULL);
7007 		if ((error = adbusyerror = nfs_node_set_busy(adnp, vfs_context_thread(ctx))))
7010 		error = nfs_getattr(adnp, NULL, ctx, NGA_CACHED);
7012 		error = cache_lookup(NFSTOV(adnp), &avp, cnp);
7020 			error = nfs_dir_buf_cache_lookup(adnp, &anp, cnp, ctx, 0);
7035 			nfs_node_clear_busy(adnp);
7040 			naa.a_vp = NFSTOV(adnp);
7148 		nfsm_chain_add_fh(error, &nmreq, nmp->nm_vers, adnp->n_fhp, adnp->n_fhsize);
7200 		nfsm_chain_add_fh(error, &nmreq, nmp->nm_vers, adnp->n_fhp, adnp->n_fhsize);
7230 	error = nfs_request_async(hadattrdir ? adnp : np, NULL, &nmreq, NFSPROC4_COMPOUND,
7235 	if (hadattrdir && ((adlockerror = nfs_node_lock(adnp))))
7265 				error = nfs_nget(NFSTOMP(np), NULL, &cn, fh.fh_data, fh.fh_len, &nvattr, &xid, rq.r_auth, 0, &adnp);
7269 					SET(adnp->n_flag, NBUSY);
7272 				/* if no adnp, oh well... */
7283 		nfsm_chain_check_change_info(error, &nmrep, adnp);
7353 	nfsm_chain_loadattr(error, &nmrep, adnp, nmp->nm_vers, &xid);
7360 			if (adnp) {
7361 				nfs_node_unlock(adnp);
7365 			error = nfs4_open_confirm_rpc(nmp, adnp ? adnp : np, fh.fh_data, fh.fh_len, noop, &newnofp->nof_stateid, thd, cred, &nvattr, &xid);
7368 			if ((adlockerror = nfs_node_lock(adnp)))
7374 	if (open && adnp && !adlockerror) {
7375 		if (!open_error && (adnp->n_flag & NNEGNCENTRIES)) {
7376 			adnp->n_flag &= ~NNEGNCENTRIES;
7377 			cache_purge_negatives(NFSTOV(adnp));
7379 		adnp->n_flag |= NMODIFIED;
7380 		nfs_node_unlock(adnp);
7382 		nfs_getattr(adnp, NULL, ctx, NGA_CACHED);
7384 	if (adnp && !adlockerror && (error == ENOENT) &&
7387 		cache_enter(NFSTOV(adnp), NULL, cnp);
7388 		adnp->n_flag |= NNEGNCENTRIES;
7390 	if (adnp && !adlockerror) {
7391 		nfs_node_unlock(adnp);
7397 		error = nfs_nget(NFSTOMP(np), adnp, cnp, fh.fh_data, fh.fh_len, &nvattr, &xid, rq.r_auth, NG_MAKEENTRY, &anp);
7505 			hadattrdir = (adnp != NULL);
7605 	if (adnp && !adbusyerror) {
7606 		nfs_node_clear_busy(adnp);
7613 	if (adnp)
7614 		vnode_put(NFSTOV(adnp));
7630 	nfsnode_t adnp = NULL;
7663 	adnp = nfs4_named_attr_dir_get(np, 1, ctx);
7665 	if (!adnp) {
7671 	vra.a_dvp = NFSTOV(adnp);
7678 	if (adnp)
7679 		vnode_put(NFSTOV(adnp));
7932 	nfsnode_t adnp = NULL;
7957 	adnp = nfs4_named_attr_dir_get(np, 1, ctx);
7959 	if (!adnp)
7962 	if ((error = nfs_node_lock(adnp)))
7965 	if (adnp->n_flag & NNEEDINVALIDATE) {
7966 		adnp->n_flag &= ~NNEEDINVALIDATE;
7967 		nfs_invaldir(adnp);
7968 		nfs_node_unlock(adnp);
7969 		error = nfs_vinvalbuf(NFSTOV(adnp), 0, ctx, 1);
7971 			error = nfs_node_lock(adnp);
7979 	if (adnp->n_flag & NMODIFIED) {
7980 		nfs_invaldir(adnp);
7981 		nfs_node_unlock(adnp);
7982 		if ((error = nfs_vinvalbuf(NFSTOV(adnp), 0, ctx, 1)))
7985 		nfs_node_unlock(adnp);
7988 	if ((error = nfs_getattr(adnp, &nvattr, ctx, NGA_UNCACHED)))
8001 		error = nfs_buf_get(adnp, lbn, NFS_DIRBLKSIZ, vfs_context_thread(ctx), NBLK_READ, &bp);
8010 				ndbhp->ndbh_ncgen = adnp->n_ncgen;
8018 				if (!nfs_node_lock(adnp)) {
8019 					nfs_invaldir(adnp);
8020 					nfs_node_unlock(adnp);
8022 				nfs_vinvalbuf(NFSTOV(adnp), 0, ctx, 1);
8062 	if (adnp)
8063 		vnode_put(NFSTOV(adnp));