+ nlm_traverse_files(NULL, nlmsvc_is_client, NULL);
+}
+
+static int
+nlmsvc_match_sb(void *datap, struct nlm_file *file)
+{
+ struct super_block *sb = datap;
+
+ return sb == file->f_file->f_path.mnt->mnt_sb;
+}
+
+int
+nlmsvc_unlock_all_by_sb(struct super_block *sb)
+{
+ int ret;
+
+ ret = nlm_traverse_files(sb, nlmsvc_always_match, nlmsvc_match_sb);
+ return ret ? -EIO : 0;
+}
+EXPORT_SYMBOL_GPL(nlmsvc_unlock_all_by_sb);
+
+static int
+nlmsvc_match_ip(void *datap, struct nlm_host *host)
+{
+ __be32 *server_addr = datap;
+
+ return host->h_saddr.sin_addr.s_addr == *server_addr;
+}
+
+int
+nlmsvc_unlock_all_by_ip(__be32 server_addr)
+{
+ int ret;
+ ret = nlm_traverse_files(&server_addr, nlmsvc_match_ip, NULL);
+ return ret ? -EIO : 0;
+