17  * - superblocks are indexed on server only - all inodes, dentries, etc. associated with a
18  *   particular server are held in the same superblock
177 	struct nfs_server *server = NFS_SB(sb);  in nfs_sb_active()  local
181 	if (atomic_inc_return(&server->active) != 1)  in nfs_sb_active()
189 	struct nfs_server *server = NFS_SB(sb);  in nfs_sb_deactive()  local
191 	if (atomic_dec_and_test(&server->active))  in nfs_sb_deactive()
200 	struct nfs_server *server, *last = NULL;  in __nfs_list_for_each_server()  local
204 	list_for_each_entry_rcu(server, head, client_link) {  in __nfs_list_for_each_server()
205 		if (!(server->super && nfs_sb_active(server->super)))  in __nfs_list_for_each_server()
210 		last = server;  in __nfs_list_for_each_server()
211 		ret = fn(server, data);  in __nfs_list_for_each_server()
236 	struct nfs_server *server = NFS_SB(dentry->d_sb);  in nfs_statfs()  local
247 	error = server->nfs_client->rpc_ops->statfs(server, fh, &res);  in nfs_statfs()
285 	buf->f_namelen = server->namelen;  in nfs_statfs()
418  * Describe the mount options in force on this server representation
536 static void show_lease(struct seq_file *m, struct nfs_server *server)  in show_lease()  argument
538 	struct nfs_client *clp = server->nfs_client;  in show_lease()
547 static void show_sessions(struct seq_file *m, struct nfs_server *server)  in show_sessions()  argument
549 	if (nfs4_has_session(server->nfs_client))  in show_sessions()
553 static void show_sessions(struct seq_file *m, struct nfs_server *server) {}  in show_sessions()  argument
558 static void show_pnfs(struct seq_file *m, struct nfs_server *server)  in show_pnfs()  argument
561 	if (server->pnfs_curr_ld)  in show_pnfs()
562 		seq_printf(m, "%s", server->pnfs_curr_ld->name);  in show_pnfs()
579 static void show_pnfs(struct seq_file *m, struct nfs_server *server)  in show_pnfs()  argument
713 	struct nfs_server *server;  in nfs_umount_begin()  local
716 	server = NFS_SB(sb);  in nfs_umount_begin()
718 	rpc = server->client_acl;  in nfs_umount_begin()
721 	rpc = server->client;  in nfs_umount_begin()
749  * the server. Returns 0 and sets ctx->selected_flavor if it's ok, and
762 	 * must be in the list returned by the server.  in nfs_verify_authflavors()
764 	 * AUTH_NULL has a special meaning when it's in the server list - it  in nfs_verify_authflavors()
765 	 * means that the server will ignore the rpc creds, so any flavor  in nfs_verify_authflavors()
788 		 "NFS: specified auth flavors not supported by server\n");  in nfs_verify_authflavors()
798  * Use the remote server's MOUNT service to request the NFS file handle
837 	 * Construct the mount server's address.  in nfs_request_mount()
848 	 * Now ask the mount server to map our export path  in nfs_request_mount()
853 		dfprintk(MOUNT, "NFS: unable to mount server %s, error %d\n",  in nfs_request_mount()
868 	struct nfs_server *server = ERR_PTR(-EACCES);  in nfs_try_mount_request()  local
878 	 * whether the server supports it, and then just try to use it if so.  in nfs_try_mount_request()
913 		server = ctx->nfs_mod->rpc_ops->create_server(fc);  in nfs_try_mount_request()
914 		if (!IS_ERR(server))  in nfs_try_mount_request()
915 			return server;  in nfs_try_mount_request()
920 	 * already tried AUTH_UNIX or if the server's list doesn't contain  in nfs_try_mount_request()
924 		return server;  in nfs_try_mount_request()
937 		ctx->server = nfs_try_mount_request(fc);  in nfs_try_get_tree()
939 		ctx->server = ctx->nfs_mod->rpc_ops->create_server(fc);  in nfs_try_get_tree()
1023 	struct nfs_server *server = NFS_SB(sb);  in nfs_fill_super()  local
1027 	sb->s_xattr = server->nfs_client->cl_nfs_mod->xattr;  in nfs_fill_super()
1028 	sb->s_op = server->nfs_client->cl_nfs_mod->sops;  in nfs_fill_super()
1032 	if (server->nfs_client->rpc_ops->version != 2) {  in nfs_fill_super()
1042 	if (server->nfs_client->rpc_ops->version != 4) {  in nfs_fill_super()
1057 		sb->s_blocksize = nfs_block_bits(server->wsize,  in nfs_fill_super()
1060 	nfs_super_set_maxbytes(sb, server->maxfilesize);  in nfs_fill_super()
1097 	struct nfs_server *server = fc->s_fs_info;  in nfs_set_super()  local
1100 	s->s_d_op = server->nfs_client->rpc_ops->dentry_ops;  in nfs_set_super()
1101 	ret = set_anon_super(s, server);  in nfs_set_super()
1103 		server->s_dev = s->s_dev;  in nfs_set_super()
1166 	struct nfs_server *server = fc->s_fs_info, *old = NFS_SB(sb);  in nfs_compare_super()  local
1168 	if (!nfs_compare_super_address(old, server))  in nfs_compare_super()
1173 	if (memcmp(&old->fsid, &server->fsid, sizeof(old->fsid)) != 0)  in nfs_compare_super()
1175 	if (!nfs_compare_userns(old, server))  in nfs_compare_super()
1177 	return nfs_compare_mount_options(sb, server, fc);  in nfs_compare_super()
1225 	struct nfs_server *server = ctx->server;  in nfs_get_tree_common()  local
1228 	ctx->server = NULL;  in nfs_get_tree_common()
1229 	if (IS_ERR(server))  in nfs_get_tree_common()
1230 		return PTR_ERR(server);  in nfs_get_tree_common()
1232 	if (server->flags & NFS_MOUNT_UNSHARED)  in nfs_get_tree_common()
1236 	if (server->flags & NFS_MOUNT_NOAC)  in nfs_get_tree_common()
1243 	if (server->caps & NFS_CAP_SECURITY_LABEL)  in nfs_get_tree_common()
1247 	fc->s_fs_info = server;  in nfs_get_tree_common()
1256 	if (s->s_fs_info != server) {  in nfs_get_tree_common()
1257 		nfs_free_server(server);  in nfs_get_tree_common()
1258 		server = NULL;  in nfs_get_tree_common()
1260 		error = super_setup_bdi_name(s, "%u:%u", MAJOR(server->s_dev),  in nfs_get_tree_common()
1261 					     MINOR(server->s_dev));  in nfs_get_tree_common()
1264 		s->s_bdi->io_pages = server->rpages;  in nfs_get_tree_common()
1265 		server->super = s;  in nfs_get_tree_common()
1292 	nfs_free_server(server);  in nfs_get_tree_common()
1304 	struct nfs_server *server = NFS_SB(s);  in nfs_kill_super()  local
1311 	nfs_free_server(server);  in nfs_kill_super()
1380 		"callbacks the client will process for a given server");
1388 		 "If the server reports that a lock might be lost, "