5   Vec        lwork, rwork;   /* work vectors inside the scatters */  member
35     PetscCall(VecZeroEntries(Na->rwork));  in MatDiagonalScale_SubMatrix()
36     PetscCall(VecScatterBegin(Na->rprolong, right, Na->rwork, INSERT_VALUES, SCATTER_FORWARD));  in MatDiagonalScale_SubMatrix()
37     PetscCall(VecScatterEnd(Na->rprolong, right, Na->rwork, INSERT_VALUES, SCATTER_FORWARD));  in MatDiagonalScale_SubMatrix()
44   PetscCall(MatDiagonalScale(Na->A, left ? Na->lwork : NULL, right ? Na->rwork : NULL));  in MatDiagonalScale_SubMatrix()
53   PetscCall(MatGetDiagonal(Na->A, Na->rwork));  in MatGetDiagonal_SubMatrix()
54   PetscCall(VecScatterBegin(Na->rprolong, Na->rwork, d, INSERT_VALUES, SCATTER_REVERSE));  in MatGetDiagonal_SubMatrix()
55   PetscCall(VecScatterEnd(Na->rprolong, Na->rwork, d, INSERT_VALUES, SCATTER_REVERSE));  in MatGetDiagonal_SubMatrix()
64   PetscCall(VecZeroEntries(Na->rwork));  in MatMult_SubMatrix()
65   PetscCall(VecScatterBegin(Na->rprolong, x, Na->rwork, INSERT_VALUES, SCATTER_FORWARD));  in MatMult_SubMatrix()
66   PetscCall(VecScatterEnd(Na->rprolong, x, Na->rwork, INSERT_VALUES, SCATTER_FORWARD));  in MatMult_SubMatrix()
67   PetscCall(MatMult(Na->A, Na->rwork, Na->lwork));  in MatMult_SubMatrix()
78   PetscCall(VecZeroEntries(Na->rwork));  in MatMultAdd_SubMatrix()
79   PetscCall(VecScatterBegin(Na->rprolong, v1, Na->rwork, INSERT_VALUES, SCATTER_FORWARD));  in MatMultAdd_SubMatrix()
80   PetscCall(VecScatterEnd(Na->rprolong, v1, Na->rwork, INSERT_VALUES, SCATTER_FORWARD));  in MatMultAdd_SubMatrix()
82     PetscCall(MatMultAdd(Na->A, Na->rwork, Na->rwork, Na->lwork));  in MatMultAdd_SubMatrix()
87     PetscCall(MatMultAdd(Na->A, Na->rwork, Na->lwork, Na->lwork));  in MatMultAdd_SubMatrix()
96     PetscCall(MatMultAdd(Na->A, Na->rwork, Na->lwork2, Na->lwork));  in MatMultAdd_SubMatrix()
111   PetscCall(MatMultTranspose(Na->A, Na->lwork, Na->rwork));  in MatMultTranspose_SubMatrix()
112   PetscCall(VecScatterBegin(Na->rprolong, Na->rwork, y, INSERT_VALUES, SCATTER_REVERSE));  in MatMultTranspose_SubMatrix()
113   PetscCall(VecScatterEnd(Na->rprolong, Na->rwork, y, INSERT_VALUES, SCATTER_REVERSE));  in MatMultTranspose_SubMatrix()
126     PetscCall(MatMultTransposeAdd(Na->A, Na->lwork, Na->lwork, Na->rwork));  in MatMultTransposeAdd_SubMatrix()
128     PetscCall(VecZeroEntries(Na->rwork));  in MatMultTransposeAdd_SubMatrix()
129     PetscCall(VecScatterBegin(Na->rprolong, v2, Na->rwork, INSERT_VALUES, SCATTER_FORWARD));  in MatMultTransposeAdd_SubMatrix()
130     PetscCall(VecScatterEnd(Na->rprolong, v2, Na->rwork, INSERT_VALUES, SCATTER_FORWARD));  in MatMultTransposeAdd_SubMatrix()
131     PetscCall(MatMultTransposeAdd(Na->A, Na->lwork, Na->rwork, Na->rwork));  in MatMultTransposeAdd_SubMatrix()
134       PetscCall(VecDuplicate(Na->rwork, &Na->rwork2));  in MatMultTransposeAdd_SubMatrix()
140     PetscCall(MatMultTransposeAdd(Na->A, Na->lwork, Na->rwork2, Na->rwork));  in MatMultTransposeAdd_SubMatrix()
142   PetscCall(VecScatterBegin(Na->rprolong, Na->rwork, v3, INSERT_VALUES, SCATTER_REVERSE));  in MatMultTransposeAdd_SubMatrix()
143   PetscCall(VecScatterEnd(Na->rprolong, Na->rwork, v3, INSERT_VALUES, SCATTER_REVERSE));  in MatMultTransposeAdd_SubMatrix()
155   PetscCall(VecDestroy(&Na->rwork));  in MatDestroy_SubMatrix()
234   PetscCall(MatCreateVecs(A, &Na->rwork, &Na->lwork));  in MatCreateSubMatrixVirtual()
237   PetscCall(VecScatterCreate(right, NULL, Na->rwork, iscol, &Na->rprolong));  in MatCreateSubMatrixVirtual()