198     PetscCall(VecDuplicate(matis->x, &pcis->vec1_N));  in PCISSetUp()
199     PetscCall(VecDuplicate(pcis->vec1_N, &pcis->vec2_N));  in PCISSetUp()
202     PetscCall(VecSetType(pcis->vec1_D, ((PetscObject)pcis->vec1_N)->type_name));  in PCISSetUp()
208     PetscCall(VecSetType(pcis->vec1_B, ((PetscObject)pcis->vec1_N)->type_name));  in PCISSetUp()
220     PetscCall(VecScatterCreate(pcis->vec1_N, pcis->is_I_local, pcis->vec1_D, (IS)0, &pcis->N_to_D));  in PCISSetUp()
222     PetscCall(VecScatterCreate(pcis->vec1_N, pcis->is_B_local, pcis->vec1_B, (IS)0, &pcis->N_to_B));  in PCISSetUp()
308       PetscCall(MatGetDiagonal(matis->A, pcis->vec1_N));  in PCISSetUp()
309 …   PetscCall(VecScatterBegin(pcis->N_to_B, pcis->vec1_N, pcis->D, INSERT_VALUES, SCATTER_FORWARD));  in PCISSetUp()
310       PetscCall(VecScatterEnd(pcis->N_to_B, pcis->vec1_N, pcis->D, INSERT_VALUES, SCATTER_FORWARD));  in PCISSetUp()
436   PetscCall(VecDestroy(&pcis->vec1_N));  in PCISReset()
600 PetscErrorCode PCISApplyInvSchur(PC pc, Vec b, Vec x, Vec vec1_N, Vec vec2_N)  in PCISApplyInvSchur()  argument
613   PetscCall(VecSet(vec1_N, 0.0));  in PCISApplyInvSchur()
614   PetscCall(VecScatterBegin(pcis->N_to_B, b, vec1_N, INSERT_VALUES, SCATTER_REVERSE));  in PCISApplyInvSchur()
615   PetscCall(VecScatterEnd(pcis->N_to_B, b, vec1_N, INSERT_VALUES, SCATTER_REVERSE));  in PCISApplyInvSchur()
625       PetscCall(VecSum(vec1_N, &average));  in PCISApplyInvSchur()
638   PetscCall(KSPSolve(pcis->ksp_N, vec1_N, vec2_N));  in PCISApplyInvSchur()