312 	struct svc_export *exp = container_of(ref, struct svc_export, h.ref);  in svc_export_put()  local
313 	path_put(&exp->ex_path);  in svc_export_put()
314 	auth_domain_put(exp->ex_client);  in svc_export_put()
315 	nfsd4_fslocs_free(&exp->ex_fslocs);  in svc_export_put()
316 	kfree(exp->ex_uuid);  in svc_export_put()
317 	kfree(exp);  in svc_export_put()
325 	struct svc_export *exp = container_of(h, struct svc_export, h);  in svc_export_request()  local
328 	qword_add(bpp, blen, exp->ex_client->name);  in svc_export_request()
329 	pth = d_path(&exp->ex_path, *bpp, *blen);  in svc_export_request()
446 static int secinfo_parse(char **mesg, char *buf, struct svc_export *exp)  in secinfo_parse()  argument
453 	if (exp->ex_nflavors)  in secinfo_parse()
462 	for (f = exp->ex_flavors; f < exp->ex_flavors + listsize; f++) {  in secinfo_parse()
476 		if (~NFSEXP_SECINFO_FLAGS & (f->flags ^ exp->ex_flags))  in secinfo_parse()
479 	exp->ex_nflavors = listsize;  in secinfo_parse()
487 secinfo_parse(char **mesg, char *buf, struct svc_export *exp) { return 0; }  in secinfo_parse()  argument
518 	struct svc_export exp = {}, *expp;  in svc_export_parse()  local
545 	err = kern_path(buf, 0, &exp.ex_path);  in svc_export_parse()
549 	exp.ex_client = dom;  in svc_export_parse()
550 	exp.cd = cd;  in svc_export_parse()
551 	exp.ex_devid_map = NULL;  in svc_export_parse()
555 	exp.h.expiry_time = get_expiry(&mesg);  in svc_export_parse()
556 	if (exp.h.expiry_time == 0)  in svc_export_parse()
563 		set_bit(CACHE_NEGATIVE, &exp.h.flags);  in svc_export_parse()
567 		exp.ex_flags= an_int;  in svc_export_parse()
573 		exp.ex_anon_uid= make_kuid(&init_user_ns, an_int);  in svc_export_parse()
579 		exp.ex_anon_gid= make_kgid(&init_user_ns, an_int);  in svc_export_parse()
585 		exp.ex_fsid = an_int;  in svc_export_parse()
589 				err = fsloc_parse(&mesg, buf, &exp.ex_fslocs);  in svc_export_parse()
591 				err = nfsd_uuid_parse(&mesg, buf, &exp.ex_uuid);  in svc_export_parse()
593 				err = secinfo_parse(&mesg, buf, &exp);  in svc_export_parse()
604 		err = check_export(d_inode(exp.ex_path.dentry), &exp.ex_flags,  in svc_export_parse()
605 				   exp.ex_uuid);  in svc_export_parse()
613 		if (exp.h.expiry_time < seconds_since_boot())  in svc_export_parse()
623 		if (!uid_valid(exp.ex_anon_uid))  in svc_export_parse()
625 		if (!gid_valid(exp.ex_anon_gid))  in svc_export_parse()
629 		nfsd4_setup_layout_type(&exp);  in svc_export_parse()
632 	expp = svc_export_lookup(&exp);  in svc_export_parse()
634 		expp = svc_export_update(&exp, expp);  in svc_export_parse()
643 	nfsd4_fslocs_free(&exp.ex_fslocs);  in svc_export_parse()
644 	kfree(exp.ex_uuid);  in svc_export_parse()
646 	path_put(&exp.ex_path);  in svc_export_parse()
656 static void show_secinfo(struct seq_file *m, struct svc_export *exp);
662 	struct svc_export *exp ;  in svc_export_show()  local
668 	exp = container_of(h, struct svc_export, h);  in svc_export_show()
669 	seq_path(m, &exp->ex_path, " \t\n\\");  in svc_export_show()
671 	seq_escape(m, exp->ex_client->name, " \t\n\\");  in svc_export_show()
675 		exp_flags(m, exp->ex_flags, exp->ex_fsid,  in svc_export_show()
676 			  exp->ex_anon_uid, exp->ex_anon_gid, &exp->ex_fslocs);  in svc_export_show()
677 		if (exp->ex_uuid) {  in svc_export_show()
683 				seq_printf(m, "%02x", exp->ex_uuid[i]);  in svc_export_show()
686 		show_secinfo(m, exp);  in svc_export_show()
767 svc_export_hash(struct svc_export *exp)  in svc_export_hash()  argument
771 	hash = hash_ptr(exp->ex_client, EXPORT_HASHBITS);  in svc_export_hash()
772 	hash ^= hash_ptr(exp->ex_path.dentry, EXPORT_HASHBITS);  in svc_export_hash()
773 	hash ^= hash_ptr(exp->ex_path.mnt, EXPORT_HASHBITS);  in svc_export_hash()
778 svc_export_lookup(struct svc_export *exp)  in svc_export_lookup()  argument
781 	int hash = svc_export_hash(exp);  in svc_export_lookup()
783 	ch = sunrpc_cache_lookup(exp->cd, &exp->h, hash);  in svc_export_lookup()
831 	struct svc_export *exp, key;  in exp_get_by_name()  local
841 	exp = svc_export_lookup(&key);  in exp_get_by_name()
842 	if (exp == NULL)  in exp_get_by_name()
844 	err = cache_check(cd, &exp->h, reqp);  in exp_get_by_name()
847 	return exp;  in exp_get_by_name()
857 	struct svc_export *exp = exp_get_by_name(cd, clp, path, NULL);  in exp_parent()  local
859 	while (PTR_ERR(exp) == -ENOENT && !IS_ROOT(path->dentry)) {  in exp_parent()
863 		exp = exp_get_by_name(cd, clp, path, NULL);  in exp_parent()
867 	return exp;  in exp_parent()
881 	struct svc_export	*exp;  in exp_rootfh()  local
900 	exp = exp_parent(cd, clp, &path);  in exp_rootfh()
901 	if (IS_ERR(exp)) {  in exp_rootfh()
902 		err = PTR_ERR(exp);  in exp_rootfh()
910 	if (fh_compose(&fh, exp, path.dentry, NULL))  in exp_rootfh()
916 	exp_put(exp);  in exp_rootfh()
926 	struct svc_export *exp;  in exp_find()  local
932 	exp = exp_get_by_name(cd, clp, &ek->ek_path, reqp);  in exp_find()
935 	if (IS_ERR(exp))  in exp_find()
936 		return ERR_CAST(exp);  in exp_find()
937 	return exp;  in exp_find()
940 __be32 check_nfsd_access(struct svc_export *exp, struct svc_rqst *rqstp)  in check_nfsd_access()  argument
943 	struct exp_flavor_info *end = exp->ex_flavors + exp->ex_nflavors;  in check_nfsd_access()
946 	if (exp->ex_client == rqstp->rq_gssclient)  in check_nfsd_access()
949 	for (f = exp->ex_flavors; f < end; f++) {  in check_nfsd_access()
954 	if (exp->ex_nflavors == 0) {  in check_nfsd_access()
984 	struct svc_export *gssexp, *exp = ERR_PTR(-ENOENT);  in rqst_exp_get_by_name()  local
992 	exp = exp_get_by_name(cd, rqstp->rq_client, path, &rqstp->rq_chandle);  in rqst_exp_get_by_name()
993 	if (PTR_ERR(exp) == -ENOENT)  in rqst_exp_get_by_name()
995 	if (IS_ERR(exp))  in rqst_exp_get_by_name()
996 		return exp;  in rqst_exp_get_by_name()
998 	if (exp->ex_nflavors > 0)  in rqst_exp_get_by_name()
999 		return exp;  in rqst_exp_get_by_name()
1003 		return exp;  in rqst_exp_get_by_name()
1006 		return exp;  in rqst_exp_get_by_name()
1007 	if (!IS_ERR(exp))  in rqst_exp_get_by_name()
1008 		exp_put(exp);  in rqst_exp_get_by_name()
1015 	struct svc_export *gssexp, *exp = ERR_PTR(-ENOENT);  in rqst_exp_find()  local
1023 	exp = exp_find(cd, rqstp->rq_client, fsid_type,  in rqst_exp_find()
1025 	if (PTR_ERR(exp) == -ENOENT)  in rqst_exp_find()
1027 	if (IS_ERR(exp))  in rqst_exp_find()
1028 		return exp;  in rqst_exp_find()
1030 	if (exp->ex_nflavors > 0)  in rqst_exp_find()
1031 		return exp;  in rqst_exp_find()
1035 		return exp;  in rqst_exp_find()
1039 		return exp;  in rqst_exp_find()
1040 	if (!IS_ERR(exp))  in rqst_exp_find()
1041 		exp_put(exp);  in rqst_exp_find()
1049 	struct svc_export *exp = rqst_exp_get_by_name(rqstp, path);  in rqst_exp_parent()  local
1051 	while (PTR_ERR(exp) == -ENOENT && !IS_ROOT(path->dentry)) {  in rqst_exp_parent()
1055 		exp = rqst_exp_get_by_name(rqstp, path);  in rqst_exp_parent()
1059 	return exp;  in rqst_exp_parent()
1079 	struct svc_export *exp;  in exp_pseudoroot()  local
1082 	exp = rqst_find_fsidzero_export(rqstp);  in exp_pseudoroot()
1083 	if (IS_ERR(exp))  in exp_pseudoroot()
1084 		return nfserrno(PTR_ERR(exp));  in exp_pseudoroot()
1085 	rv = fh_compose(fhp, exp, exp->ex_path.dentry, NULL);  in exp_pseudoroot()
1086 	exp_put(exp);  in exp_pseudoroot()
1152 static void show_secinfo(struct seq_file *m, struct svc_export *exp)  in show_secinfo()  argument
1155 	struct exp_flavor_info *end = exp->ex_flavors + exp->ex_nflavors;  in show_secinfo()
1158 	if (exp->ex_nflavors == 0)  in show_secinfo()
1160 	f = exp->ex_flavors;  in show_secinfo()
1162 	if (!secinfo_flags_equal(flags, exp->ex_flags))  in show_secinfo()
1202 	struct svc_export *exp = container_of(cp, struct svc_export, h);  in e_show()  local
1211 	exp_get(exp);  in e_show()
1212 	if (cache_check(cd, &exp->h, NULL))  in e_show()
1214 	exp_put(exp);  in e_show()