10   Mat       shell, A;  member
87     pc->mat = eis->shell;  in PCPreSolve_Eisenstat()
132   PetscCall(MatDestroy(&eis->shell));  in PCReset_Eisenstat()
195     PetscCall(MatCreate(PetscObjectComm((PetscObject)pc), &eis->shell));  in PCSetUp_Eisenstat()
196     PetscCall(MatSetSizes(eis->shell, m, n, M, N));  in PCSetUp_Eisenstat()
197     PetscCall(MatSetType(eis->shell, MATSHELL));  in PCSetUp_Eisenstat()
198     PetscCall(MatSetUp(eis->shell));  in PCSetUp_Eisenstat()
199     PetscCall(MatShellSetContext(eis->shell, pc));  in PCSetUp_Eisenstat()
200     PetscCall(MatShellSetOperation(eis->shell, MATOP_MULT, (PetscErrorCodeFn *)PCMult_Eisenstat));  in PCSetUp_Eisenstat()
201 …if (set && sym) PetscCall(MatShellSetOperation(eis->shell, MATOP_MULT_TRANSPOSE, (PetscErrorCodeFn…  in PCSetUp_Eisenstat()
202     PetscCall(MatShellSetOperation(eis->shell, MATOP_NORM, (PetscErrorCodeFn *)PCNorm_Eisenstat));  in PCSetUp_Eisenstat()