761 static void nfs4_destroy_server(struct nfs_server *server)  in nfs4_destroy_server()  argument
765 	nfs_server_return_all_delegations(server);  in nfs4_destroy_server()
766 	unset_pnfs_layoutdriver(server);  in nfs4_destroy_server()
767 	nfs4_purge_state_owners(server, &freeme);  in nfs4_destroy_server()
861 static int nfs4_set_client(struct nfs_server *server,  in nfs4_set_client()  argument
880 		.cred = server->cred,  in nfs4_set_client()
889 	if (server->flags & NFS_MOUNT_NORESVPORT)  in nfs4_set_client()
891 	if (server->options & NFS_OPTION_MIGRATION)  in nfs4_set_client()
893 	if (test_bit(NFS_MIG_TSM_POSSIBLE, &server->mig_status))  in nfs4_set_client()
895 	server->port = rpc_get_port(addr);  in nfs4_set_client()
902 	if (server->nfs_client == clp) {  in nfs4_set_client()
916 	server->nfs_client = clp;  in nfs4_set_client()
976 static void nfs4_session_limit_rwsize(struct nfs_server *server)  in nfs4_session_limit_rwsize()  argument
983 	if (!nfs4_has_session(server->nfs_client))  in nfs4_session_limit_rwsize()
985 	sess = server->nfs_client->cl_session;  in nfs4_session_limit_rwsize()
989 	if (server->dtsize > server_resp_sz)  in nfs4_session_limit_rwsize()
990 		server->dtsize = server_resp_sz;  in nfs4_session_limit_rwsize()
991 	if (server->rsize > server_resp_sz)  in nfs4_session_limit_rwsize()
992 		server->rsize = server_resp_sz;  in nfs4_session_limit_rwsize()
993 	if (server->wsize > server_rqst_sz)  in nfs4_session_limit_rwsize()
994 		server->wsize = server_rqst_sz;  in nfs4_session_limit_rwsize()
1001 static void nfs4_session_limit_xasize(struct nfs_server *server)  in nfs4_session_limit_xasize()  argument
1009 	if (!nfs4_has_session(server->nfs_client))  in nfs4_session_limit_xasize()
1012 	sess = server->nfs_client->cl_session;  in nfs4_session_limit_xasize()
1019 	if (server->gxasize > server_gxa_sz)  in nfs4_session_limit_xasize()
1020 		server->gxasize = server_gxa_sz;  in nfs4_session_limit_xasize()
1021 	if (server->sxasize > server_sxa_sz)  in nfs4_session_limit_xasize()
1022 		server->sxasize = server_sxa_sz;  in nfs4_session_limit_xasize()
1023 	if (server->lxasize > server_lxa_sz)  in nfs4_session_limit_xasize()
1024 		server->lxasize = server_lxa_sz;  in nfs4_session_limit_xasize()
1028 static int nfs4_server_common_setup(struct nfs_server *server,  in nfs4_server_common_setup()  argument
1035 	if (is_ds_only_client(server->nfs_client))  in nfs4_server_common_setup()
1043 	error = nfs4_init_session(server->nfs_client);  in nfs4_server_common_setup()
1048 	server->caps |= server->nfs_client->cl_mvops->init_caps;  in nfs4_server_common_setup()
1049 	if (server->flags & NFS_MOUNT_NORDIRPLUS)  in nfs4_server_common_setup()
1050 			server->caps &= ~NFS_CAP_READDIRPLUS;  in nfs4_server_common_setup()
1051 	if (server->nfs_client->cl_proto == XPRT_TRANSPORT_RDMA)  in nfs4_server_common_setup()
1052 		server->caps &= ~NFS_CAP_READ_PLUS;  in nfs4_server_common_setup()
1058 			server->client->cl_auth->au_flavor == RPC_AUTH_UNIX)  in nfs4_server_common_setup()
1059 		server->caps |= NFS_CAP_UIDGID_NOMAP;  in nfs4_server_common_setup()
1063 	error = nfs4_get_rootfh(server, mntfh, auth_probe);  in nfs4_server_common_setup()
1068 			(unsigned long long) server->fsid.major,  in nfs4_server_common_setup()
1069 			(unsigned long long) server->fsid.minor);  in nfs4_server_common_setup()
1072 	error = nfs_probe_fsinfo(server, mntfh, fattr);  in nfs4_server_common_setup()
1076 	nfs4_session_limit_rwsize(server);  in nfs4_server_common_setup()
1077 	nfs4_session_limit_xasize(server);  in nfs4_server_common_setup()
1079 	if (server->namelen == 0 || server->namelen > NFS4_MAXNAMLEN)  in nfs4_server_common_setup()
1080 		server->namelen = NFS4_MAXNAMLEN;  in nfs4_server_common_setup()
1082 	nfs_server_insert_lists(server);  in nfs4_server_common_setup()
1083 	server->mount_time = jiffies;  in nfs4_server_common_setup()
1084 	server->destroy = nfs4_destroy_server;  in nfs4_server_common_setup()
1093 static int nfs4_init_server(struct nfs_server *server, struct fs_context *fc)  in nfs4_init_server()  argument
1103 	server->flags = ctx->flags;  in nfs4_init_server()
1104 	server->options = ctx->options;  in nfs4_init_server()
1105 	server->auth_info = ctx->auth_info;  in nfs4_init_server()
1116 	error = nfs4_set_client(server,  in nfs4_init_server()
1130 		server->rsize = nfs_block_size(ctx->rsize, NULL);  in nfs4_init_server()
1132 		server->wsize = nfs_block_size(ctx->wsize, NULL);  in nfs4_init_server()
1134 	server->acregmin = ctx->acregmin * HZ;  in nfs4_init_server()
1135 	server->acregmax = ctx->acregmax * HZ;  in nfs4_init_server()
1136 	server->acdirmin = ctx->acdirmin * HZ;  in nfs4_init_server()
1137 	server->acdirmax = ctx->acdirmax * HZ;  in nfs4_init_server()
1138 	server->port     = ctx->nfs_server.port;  in nfs4_init_server()
1140 	return nfs_init_server_rpcclient(server, &timeparms,  in nfs4_init_server()
1151 	struct nfs_server *server;  in nfs4_create_server()  local
1155 	server = nfs_alloc_server();  in nfs4_create_server()
1156 	if (!server)  in nfs4_create_server()
1159 	server->cred = get_cred(current_cred());  in nfs4_create_server()
1164 	error = nfs4_init_server(server, fc);  in nfs4_create_server()
1168 	error = nfs4_server_common_setup(server, ctx->mntfh, auth_probe);  in nfs4_create_server()
1172 	return server;  in nfs4_create_server()
1175 	nfs_free_server(server);  in nfs4_create_server()
1186 	struct nfs_server *server, *parent_server;  in nfs4_create_referral_server()  local
1190 	server = nfs_alloc_server();  in nfs4_create_referral_server()
1191 	if (!server)  in nfs4_create_referral_server()
1197 	server->cred = get_cred(parent_server->cred);  in nfs4_create_referral_server()
1200 	nfs_server_copy_userdata(server, parent_server);  in nfs4_create_referral_server()
1205 	error = nfs4_set_client(server,  in nfs4_create_referral_server()
1220 	error = nfs4_set_client(server,  in nfs4_create_referral_server()
1236 	error = nfs_init_server_rpcclient(server, parent_server->client->cl_timeout,  in nfs4_create_referral_server()
1243 	error = nfs4_server_common_setup(server, ctx->mntfh, auth_probe);  in nfs4_create_referral_server()
1247 	return server;  in nfs4_create_referral_server()
1250 	nfs_free_server(server);  in nfs4_create_referral_server()
1260 static int nfs_probe_destination(struct nfs_server *server)  in nfs_probe_destination()  argument
1262 	struct inode *inode = d_inode(server->super->s_root);  in nfs_probe_destination()
1272 	error = nfs_probe_fsinfo(server, NFS_FH(inode), fattr);  in nfs_probe_destination()
1293 int nfs4_update_server(struct nfs_server *server, const char *hostname,  in nfs4_update_server()  argument
1296 	struct nfs_client *clp = server->nfs_client;  in nfs4_update_server()
1297 	struct rpc_clnt *clnt = server->client;  in nfs4_update_server()
1321 	nfs_server_remove_lists(server);  in nfs4_update_server()
1322 	set_bit(NFS_MIG_TSM_POSSIBLE, &server->mig_status);  in nfs4_update_server()
1323 	error = nfs4_set_client(server, hostname, sap, salen, buf,  in nfs4_update_server()
1327 	clear_bit(NFS_MIG_TSM_POSSIBLE, &server->mig_status);  in nfs4_update_server()
1329 		nfs_server_insert_lists(server);  in nfs4_update_server()
1334 	if (server->nfs_client->cl_hostname == NULL) {  in nfs4_update_server()
1335 		server->nfs_client->cl_hostname = kstrdup(hostname, GFP_KERNEL);  in nfs4_update_server()
1336 		if (server->nfs_client->cl_hostname == NULL)  in nfs4_update_server()
1339 	nfs_server_insert_lists(server);  in nfs4_update_server()
1341 	return nfs_probe_destination(server);  in nfs4_update_server()