17  * - superblocks are indexed on server only - all inodes, dentries, etc. associated with a
18  *   particular server are held in the same superblock
185 	struct nfs_server *server = NFS_SB(sb);  in nfs_sb_active()  local
189 	if (atomic_inc_return(&server->active) != 1)  in nfs_sb_active()
197 	struct nfs_server *server = NFS_SB(sb);  in nfs_sb_deactive()  local
199 	if (atomic_dec_and_test(&server->active))  in nfs_sb_deactive()
208 	struct nfs_server *server, *last = NULL;  in __nfs_list_for_each_server()  local
212 	list_for_each_entry_rcu(server, head, client_link) {  in __nfs_list_for_each_server()
213 		if (!(server->super && nfs_sb_active(server->super)))  in __nfs_list_for_each_server()
218 		last = server;  in __nfs_list_for_each_server()
219 		ret = fn(server, data);  in __nfs_list_for_each_server()
244 	struct nfs_server *server = NFS_SB(dentry->d_sb);  in nfs_statfs()  local
255 	error = server->nfs_client->rpc_ops->statfs(server, fh, &res);  in nfs_statfs()
293 	buf->f_namelen = server->namelen;  in nfs_statfs()
426  * Describe the mount options in force on this server representation
553 static void show_lease(struct seq_file *m, struct nfs_server *server)  in show_lease()  argument
555 	struct nfs_client *clp = server->nfs_client;  in show_lease()
564 static void show_sessions(struct seq_file *m, struct nfs_server *server)  in show_sessions()  argument
566 	if (nfs4_has_session(server->nfs_client))  in show_sessions()
570 static void show_sessions(struct seq_file *m, struct nfs_server *server) {}  in show_sessions()  argument
575 static void show_pnfs(struct seq_file *m, struct nfs_server *server)  in show_pnfs()  argument
578 	if (server->pnfs_curr_ld)  in show_pnfs()
579 		seq_printf(m, "%s", server->pnfs_curr_ld->name);  in show_pnfs()
596 static void show_pnfs(struct seq_file *m, struct nfs_server *server)  in show_pnfs()  argument
730 	struct nfs_server *server;  in nfs_umount_begin()  local
733 	server = NFS_SB(sb);  in nfs_umount_begin()
735 	rpc = server->client_acl;  in nfs_umount_begin()
738 	rpc = server->client;  in nfs_umount_begin()
766  * the server. Returns 0 and sets ctx->selected_flavor if it's ok, and
779 	 * must be in the list returned by the server.  in nfs_verify_authflavors()
781 	 * AUTH_NULL has a special meaning when it's in the server list - it  in nfs_verify_authflavors()
782 	 * means that the server will ignore the rpc creds, so any flavor  in nfs_verify_authflavors()
805 		 "NFS: specified auth flavors not supported by server\n");  in nfs_verify_authflavors()
815  * Use the remote server's MOUNT service to request the NFS file handle
854 	 * Construct the mount server's address.  in nfs_request_mount()
865 	 * Now ask the mount server to map our export path  in nfs_request_mount()
870 		dfprintk(MOUNT, "NFS: unable to mount server %s, error %d\n",  in nfs_request_mount()
885 	struct nfs_server *server = ERR_PTR(-EACCES);  in nfs_try_mount_request()  local
895 	 * whether the server supports it, and then just try to use it if so.  in nfs_try_mount_request()
930 		server = ctx->nfs_mod->rpc_ops->create_server(fc);  in nfs_try_mount_request()
931 		if (!IS_ERR(server))  in nfs_try_mount_request()
932 			return server;  in nfs_try_mount_request()
937 	 * already tried AUTH_UNIX or if the server's list doesn't contain  in nfs_try_mount_request()
941 		return server;  in nfs_try_mount_request()
954 		ctx->server = nfs_try_mount_request(fc);  in nfs_try_get_tree()
956 		ctx->server = ctx->nfs_mod->rpc_ops->create_server(fc);  in nfs_try_get_tree()
1040 	struct nfs_server *server = NFS_SB(sb);  in nfs_fill_super()  local
1044 	sb->s_xattr = server->nfs_client->cl_nfs_mod->xattr;  in nfs_fill_super()
1045 	sb->s_op = server->nfs_client->cl_nfs_mod->sops;  in nfs_fill_super()
1049 	if (server->nfs_client->rpc_ops->version != 2) {  in nfs_fill_super()
1059 	if (server->nfs_client->rpc_ops->version != 4) {  in nfs_fill_super()
1074 		sb->s_blocksize = nfs_block_bits(server->wsize,  in nfs_fill_super()
1077 	nfs_super_set_maxbytes(sb, server->maxfilesize);  in nfs_fill_super()
1078 	server->has_sec_mnt_opts = ctx->has_sec_mnt_opts;  in nfs_fill_super()
1115 	struct nfs_server *server = fc->s_fs_info;  in nfs_set_super()  local
1118 	s->s_d_op = server->nfs_client->rpc_ops->dentry_ops;  in nfs_set_super()
1119 	ret = set_anon_super(s, server);  in nfs_set_super()
1121 		server->s_dev = s->s_dev;  in nfs_set_super()
1184 	struct nfs_server *server = fc->s_fs_info, *old = NFS_SB(sb);  in nfs_compare_super()  local
1186 	if (!nfs_compare_super_address(old, server))  in nfs_compare_super()
1191 	if (memcmp(&old->fsid, &server->fsid, sizeof(old->fsid)) != 0)  in nfs_compare_super()
1193 	if (!nfs_compare_userns(old, server))  in nfs_compare_super()
1198 	return nfs_compare_mount_options(sb, server, fc);  in nfs_compare_super()
1246 	struct nfs_server *server = ctx->server;  in nfs_get_tree_common()  local
1249 	ctx->server = NULL;  in nfs_get_tree_common()
1250 	if (IS_ERR(server))  in nfs_get_tree_common()
1251 		return PTR_ERR(server);  in nfs_get_tree_common()
1253 	if (server->flags & NFS_MOUNT_UNSHARED)  in nfs_get_tree_common()
1257 	if (server->flags & NFS_MOUNT_NOAC)  in nfs_get_tree_common()
1264 	if (server->caps & NFS_CAP_SECURITY_LABEL)  in nfs_get_tree_common()
1268 	fc->s_fs_info = server;  in nfs_get_tree_common()
1277 	if (s->s_fs_info != server) {  in nfs_get_tree_common()
1278 		nfs_free_server(server);  in nfs_get_tree_common()
1279 		server = NULL;  in nfs_get_tree_common()
1281 		error = super_setup_bdi_name(s, "%u:%u", MAJOR(server->s_dev),  in nfs_get_tree_common()
1282 					     MINOR(server->s_dev));  in nfs_get_tree_common()
1285 		s->s_bdi->io_pages = server->rpages;  in nfs_get_tree_common()
1286 		server->super = s;  in nfs_get_tree_common()
1313 	nfs_free_server(server);  in nfs_get_tree_common()
1325 	struct nfs_server *server = NFS_SB(s);  in nfs_kill_super()  local
1332 	nfs_free_server(server);  in nfs_kill_super()
1401 		"callbacks the client will process for a given server");
1409 		 "If the server reports that a lock might be lost, "