2269     Mat                A_IB, A_BI;  in PCBDDCBenignShellMat()  local
2276     PetscCall(MatCreate(PETSC_COMM_SELF, &A_IB));  in PCBDDCBenignShellMat()
2277     PetscCall(MatSetSizes(A_IB, pcis->n - pcis->n_B, pcis->n_B, PETSC_DECIDE, PETSC_DECIDE));  in PCBDDCBenignShellMat()
2278     PetscCall(MatSetType(A_IB, MATSHELL));  in PCBDDCBenignShellMat()
2279 …PetscCall(MatShellSetOperation(A_IB, MATOP_MULT, (PetscErrorCodeFn *)PCBDDCBenignMatMult_Private));  in PCBDDCBenignShellMat()
2280 …PetscCall(MatShellSetOperation(A_IB, MATOP_MULT_TRANSPOSE, (PetscErrorCodeFn *)PCBDDCBenignMatMult…  in PCBDDCBenignShellMat()
2282     PetscCall(MatShellSetContext(A_IB, ctx));  in PCBDDCBenignShellMat()
2300     ctx->A    = pcis->A_IB;  in PCBDDCBenignShellMat()
2302     PetscCall(MatSetUp(A_IB));  in PCBDDCBenignShellMat()
2303     PetscCall(MatAssemblyBegin(A_IB, MAT_FINAL_ASSEMBLY));  in PCBDDCBenignShellMat()
2304     PetscCall(MatAssemblyEnd(A_IB, MAT_FINAL_ASSEMBLY));  in PCBDDCBenignShellMat()
2305     pcis->A_IB = A_IB;  in PCBDDCBenignShellMat()
2308     PetscCall(MatCreateTranspose(A_IB, &A_BI));  in PCBDDCBenignShellMat()
2313     PetscCall(MatShellGetContext(pcis->A_IB, &ctx));  in PCBDDCBenignShellMat()
2314     PetscCall(MatDestroy(&pcis->A_IB));  in PCBDDCBenignShellMat()
2315     pcis->A_IB = ctx->A;  in PCBDDCBenignShellMat()
5258     Mat       A_II, A_BB, A_IB, A_BI;  in PCBDDCSetUpCorrection()  local
5269 …   PetscCall(MatCreateSubMatrix(A, pcis->is_I_local, pcis->is_B_local, MAT_INITIAL_MATRIX, &A_IB));  in PCBDDCSetUpCorrection()
5275       PetscCall(MatConvert(pcis->A_IB, checkmattype, MAT_INITIAL_MATRIX, &A_IB));  in PCBDDCSetUpCorrection()
5295       PetscCall(MatMatMult(A_IB, coarse_phi_B, MAT_INITIAL_MATRIX, 1.0, &AUXMAT));  in PCBDDCSetUpCorrection()
5304       PetscCall(MatMatMult(A_IB, coarse_phi_B, MAT_INITIAL_MATRIX, 1.0, &AUXMAT));  in PCBDDCSetUpCorrection()
5378     PetscCall(MatDestroy(&A_IB));  in PCBDDCSetUpCorrection()
9463 …PetscCall(MatCreateSchurComplement(pcis->A_II, pcis->pA_II, pcis->A_IB, pcis->A_BI, pcis->A_BB, &S…  in PCBDDCSetUpSubSchurs()