+int jt_lcfg_lov_modify_tgts(int argc, char **argv)
+{
+ struct lustre_cfg lcfg;
+ char *end;
+ int index;
+ int gen;
+ int rc;
+
+ /* argv: lov_modify_tgts <op> <LOV name> <OBD uuid> <index> <gen> */
+ if (argc != 6)
+ return CMD_HELP;
+
+ if (!strncmp(argv[1], "add", 4)) {
+ LCFG_INIT(lcfg, LCFG_LOV_ADD_OBD, argv[2]);
+ } else if (!strncmp(argv[1], "del", 4)) {
+ LCFG_INIT(lcfg, LCFG_LOV_DEL_OBD, argv[2]);
+ } else {
+ fprintf(stderr, "error: %s: bad operation '%s'\n",
+ jt_cmdname(argv[0]), argv[1]);
+ return CMD_HELP;
+ }
+
+ lcfg.lcfg_inlbuf1 = argv[3];
+ lcfg.lcfg_inllen1 = strlen(lcfg.lcfg_inlbuf1) + 1;
+ if (lcfg.lcfg_inllen1 > sizeof(struct obd_uuid)) {
+ fprintf(stderr,
+ "error: %s: OBD uuid '%s' longer than "LPSZ" chars\n",
+ jt_cmdname(argv[0]), argv[3],
+ sizeof(struct obd_uuid) - 1);
+ return -EINVAL;
+ }
+
+ index = strtoul(argv[4], &end, 0);
+ if (*end) {
+ fprintf(stderr, "error: %s: bad OBD index '%s'\n",
+ jt_cmdname(argv[0]), argv[4]);
+ return CMD_HELP;
+ }
+ lcfg.lcfg_inlbuf2 = argv[4];
+ lcfg.lcfg_inllen2 = strlen(lcfg.lcfg_inlbuf2);
+
+ gen = strtoul(argv[5], &end, 0);
+ if (*end) {
+ fprintf(stderr, "error: %s: bad OBD generation '%s'\n",
+ jt_cmdname(argv[0]), argv[5]);
+ return CMD_HELP;
+ }
+ lcfg.lcfg_inlbuf3 = argv[5];
+ lcfg.lcfg_inllen3 = strlen(lcfg.lcfg_inlbuf3);
+
+ rc = lcfg_ioctl(argv[0], OBD_DEV_ID, &lcfg);
+ if (rc)
+ fprintf(stderr, "error: %s: ioctl error: %s\n",
+ jt_cmdname(argv[0]), strerror(rc = errno));
+
+ return rc;
+}
+