2848   Mat_MPIAIJ     *aij;  in MatSetSeqMats_MPIAIJ()  local
2890   aij = (Mat_MPIAIJ *)C->data;  in MatSetSeqMats_MPIAIJ()
2891   if (!aij->A) {  in MatSetSeqMats_MPIAIJ()
2893     PetscCall(MatCreate(PETSC_COMM_SELF, &aij->A));  in MatSetSeqMats_MPIAIJ()
2894     PetscCall(MatSetSizes(aij->A, C->rmap->n, C->cmap->n, C->rmap->n, C->cmap->n));  in MatSetSeqMats_MPIAIJ()
2895     PetscCall(MatSetBlockSizesFromMats(aij->A, C, C));  in MatSetSeqMats_MPIAIJ()
2896     PetscCall(MatSetType(aij->A, MATSEQAIJ));  in MatSetSeqMats_MPIAIJ()
2899     PetscCall(MatSetSeqMat_SeqAIJ(aij->A, rowemb, dcolemb, pattern, A));  in MatSetSeqMats_MPIAIJ()
2901     PetscCall(MatSetUp(aij->A));  in MatSetSeqMats_MPIAIJ()
2918       PetscCall(PetscHMapIDestroy(&aij->colmap));  in MatSetSeqMats_MPIAIJ()
2920       PetscCall(PetscFree(aij->colmap));  in MatSetSeqMats_MPIAIJ()
2924       if (aij->lvec) PetscCall(VecGetSize(aij->lvec, &ngcol));  in MatSetSeqMats_MPIAIJ()
2925       if (aij->garray) PetscCall(PetscFree(aij->garray));  in MatSetSeqMats_MPIAIJ()
2926       PetscCall(VecDestroy(&aij->lvec));  in MatSetSeqMats_MPIAIJ()
2927       PetscCall(VecScatterDestroy(&aij->Mvctx));  in MatSetSeqMats_MPIAIJ()
2929     if (aij->B && B && pattern == DIFFERENT_NONZERO_PATTERN) PetscCall(MatDestroy(&aij->B));  in MatSetSeqMats_MPIAIJ()
2930     if (aij->B && B && pattern == SUBSET_NONZERO_PATTERN) PetscCall(MatZeroEntries(aij->B));  in MatSetSeqMats_MPIAIJ()
2933   if (!aij->B) {  in MatSetSeqMats_MPIAIJ()
2934     PetscCall(MatCreate(PETSC_COMM_SELF, &aij->B));  in MatSetSeqMats_MPIAIJ()
2935     PetscCall(MatSetSizes(aij->B, C->rmap->n, C->cmap->N, C->rmap->n, C->cmap->N));  in MatSetSeqMats_MPIAIJ()
2936     PetscCall(MatSetBlockSizesFromMats(aij->B, B, B));  in MatSetSeqMats_MPIAIJ()
2937     PetscCall(MatSetType(aij->B, MATSEQAIJ));  in MatSetSeqMats_MPIAIJ()
2945       PetscCall(MatSeqAIJSetPreallocation(aij->B, 0, nz));  in MatSetSeqMats_MPIAIJ()
2965         PetscCall(MatSetValues(aij->B, 1, &row, 1, &col, &v, INSERT_VALUES));  in MatSetSeqMats_MPIAIJ()
2972     PetscCall(MatSetUp(aij->B));  in MatSetSeqMats_MPIAIJ()
2989   Mat_MPIAIJ *aij = (Mat_MPIAIJ *)C->data;  in MatGetSeqMats_MPIAIJ()  local
2995   *A = aij->A;  in MatGetSeqMats_MPIAIJ()
2996   *B = aij->B;  in MatGetSeqMats_MPIAIJ()