586     const PetscInt *idxs;  in PCBDDCSubSchursSetUp()  local
587     PetscCall(ISGetIndices(is_I_layer, &idxs));  in PCBDDCSubSchursSetUp()
588     PetscCall(PetscArraycpy(all_local_idx_N, idxs, extra));  in PCBDDCSubSchursSetUp()
590       for (PetscInt j = 0; j < extra; j++) all_local_subid_N[j] = local_subs[idxs[j]];  in PCBDDCSubSchursSetUp()
591     PetscCall(ISRestoreIndices(is_I_layer, &idxs));  in PCBDDCSubSchursSetUp()
600     const PetscInt *idxs;  in PCBDDCSubSchursSetUp()  local
603     PetscCall(ISGetIndices(sub_schurs->is_subs[i], &idxs));  in PCBDDCSubSchursSetUp()
605     auxnum1[i] = idxs[0];  in PCBDDCSubSchursSetUp()
608     PetscCall(PetscArraycpy(all_local_idx_N + local_size + extra, idxs, subset_size));  in PCBDDCSubSchursSetUp()
610 …scInt j = 0; j < subset_size; j++) all_local_subid_N[j + local_size + extra] = local_subs[idxs[j]];  in PCBDDCSubSchursSetUp()
611     PetscCall(ISRestoreIndices(sub_schurs->is_subs[i], &idxs));  in PCBDDCSubSchursSetUp()
866       const PetscInt    *idxs;  in PCBDDCSubSchursSetUp()  local
869       PetscCall(ISGetIndices(sub_schurs->is_Ej_all, &idxs));  in PCBDDCSubSchursSetUp()
873       for (i = 0; i < size_active_schur; i++) array2[i] = array[idxs[i]];  in PCBDDCSubSchursSetUp()
876       PetscCall(ISRestoreIndices(sub_schurs->is_Ej_all, &idxs));  in PCBDDCSubSchursSetUp()
885       const PetscInt *idxs;  in PCBDDCSubSchursSetUp()  local
889       PetscCall(ISGetIndices(sub_schurs->is_dir, &idxs));  in PCBDDCSubSchursSetUp()
890       PetscCall(PetscArraycpy(all_local_idx_N + cum, idxs, n_dir));  in PCBDDCSubSchursSetUp()
892         for (PetscInt j = 0; j < n_dir; j++) all_local_subid_N[j + cum] = local_subs[idxs[j]];  in PCBDDCSubSchursSetUp()
893       PetscCall(ISRestoreIndices(sub_schurs->is_dir, &idxs));  in PCBDDCSubSchursSetUp()
903         const PetscInt *idxs;  in PCBDDCSubSchursSetUp()  local
905         PetscCall(ISGetIndices(sub_schurs->is_vertices, &idxs));  in PCBDDCSubSchursSetUp()
906         PetscCall(PetscArraycpy(all_local_idx_N + cum, idxs, n_v));  in PCBDDCSubSchursSetUp()
908           for (PetscInt j = 0; j < n_v; j++) all_local_subid_N[j + cum] = local_subs[idxs[j]];  in PCBDDCSubSchursSetUp()
909         PetscCall(ISRestoreIndices(sub_schurs->is_vertices, &idxs));  in PCBDDCSubSchursSetUp()
982         const PetscInt    *idxs;  in PCBDDCSubSchursSetUp()  local
987         PetscCall(ISGetIndices(is_p_r[i], &idxs));  in PCBDDCSubSchursSetUp()
988         for (j = 0; j < nz; j++) AIIm1_data[idxs[j] + sizeA * i] = 1.;  in PCBDDCSubSchursSetUp()
989         PetscCall(ISRestoreIndices(is_p_r[i], &idxs));  in PCBDDCSubSchursSetUp()
1156           const PetscInt *idxs;  in PCBDDCSubSchursSetUp()  local
1169             PetscCall(ISGetIndices(is_p_r[k], &idxs));  in PCBDDCSubSchursSetUp()
1170             for (j = 0; j < nz - 1; j++) sums[k] -= AIIm1_data[idxs[j] + sizeA * i];  in PCBDDCSubSchursSetUp()
1171             PetscCall(ISRestoreIndices(is_p_r[k], &idxs));  in PCBDDCSubSchursSetUp()
1206           PetscCall(ISGetIndices(is_p_r[i], &idxs));  in PCBDDCSubSchursSetUp()
1207           for (j = 0; j < benign_n; j++) AIIm1_data[idxs[nz - 1] + sizeA * j] = 0.;  in PCBDDCSubSchursSetUp()
1208           PetscCall(ISRestoreIndices(is_p_r[i], &idxs));  in PCBDDCSubSchursSetUp()
1259       const PetscInt *idxs;  in PCBDDCSubSchursSetUp()  local
1265         PetscCall(ISGetIndices(is_sub_schur[sub], &idxs));  in PCBDDCSubSchursSetUp()
1266         for (PetscInt j = 0; j < size_schur_sub; j++) nnz[idxs[j]] = size_schur_sub;  in PCBDDCSubSchursSetUp()
1267         PetscCall(ISRestoreIndices(is_sub_schur[sub], &idxs));  in PCBDDCSubSchursSetUp()
1317         PetscCall(ISGetIndices(is_sub_schur[sub], &idxs));  in PCBDDCSubSchursSetUp()
1318 …   PetscCall(MatSetValues(S_all, size_schur_sub, idxs, size_schur_sub, idxs, vals, INSERT_VALUES));  in PCBDDCSubSchursSetUp()
1319         PetscCall(ISRestoreIndices(is_sub_schur[sub], &idxs));  in PCBDDCSubSchursSetUp()
1399           const PetscInt *idxs;  in PCBDDCSubSchursSetUp()  local
1405           PetscCall(ISGetIndices(is_A_all, &idxs));  in PCBDDCSubSchursSetUp()
1406 …PetscCall(ISCreateGeneral(PetscObjectComm((PetscObject)is_A_all), dual, idxs + n_I, PETSC_COPY_VAL…  in PCBDDCSubSchursSetUp()
1412 …PetscCall(ISCreateGeneral(PetscObjectComm((PetscObject)is_A_all), n - n_v, idxs, PETSC_COPY_VALUES…  in PCBDDCSubSchursSetUp()
1413           PetscCall(ISRestoreIndices(is_A_all, &idxs));  in PCBDDCSubSchursSetUp()
1683               const PetscInt    *idxs;  in PCBDDCSubSchursSetUp()  local
1704               PetscCall(ISGetIndices(is_sub_schur[sub], &idxs));  in PCBDDCSubSchursSetUp()
1705 …PetscCall(MatSetValues(S_all_inv, size_schur_sub, idxs, size_schur_sub, idxs, vals, INSERT_VALUES)…  in PCBDDCSubSchursSetUp()
1706               PetscCall(ISRestoreIndices(is_sub_schur[sub], &idxs));  in PCBDDCSubSchursSetUp()