/*
                 * XXX: assertion is left for testing, to make
                 * sure we never process requests till configuration
                 * is completed. to be changed to -EINVAL
                 */

                lod_getref(&md->lod_ost_descs);
                LASSERT(cfs_bitmap_check(md->lod_ost_bitmap, idx));
                LASSERT(OST_TGT(md,idx));
                LASSERTF(OST_TGT(md,idx)->ltd_ost, "idx %d\n", idx);