32 …PetscCall(KSPSolveTranspose(mglevels->smoothu, mglevels->b, mglevels->x)); /* transpose of post-sm…  in PCMGMCycle_Private()
33     PetscCall(KSPCheckSolve(mglevels->smoothu, pc, mglevels->x));  in PCMGMCycle_Private()
96         PetscCall(KSPMatSolve(mglevels->smoothu, mglevels->B, mglevels->X)); /* post smooth */  in PCMGMCycle_Private()
97         PetscCall(KSPCheckSolve(mglevels->smoothu, pc, NULL));  in PCMGMCycle_Private()
99         PetscCall(KSPSolve(mglevels->smoothu, mglevels->b, mglevels->x)); /* post smooth */  in PCMGMCycle_Private()
100         PetscCall(KSPCheckSolve(mglevels->smoothu, pc, mglevels->x));  in PCMGMCycle_Private()
136       PetscCall(KSPGetOperators(mglevels[i]->smoothu, &mglevels[i]->A, NULL));  in PCApplyRichardson_MG()
143   PetscCall(KSPGetPC(mglevels[levels - 1]->smoothu, &tpc));  in PCApplyRichardson_MG()
180 … PetscCall(KSPSetTolerances(mglevels[i]->smoothu, 0, PETSC_CURRENT, PETSC_CURRENT, PETSC_CURRENT));  in PCApplyRichardson_MG()
181     if (mglevels[i]->smoothu != mglevels[i]->smoothd) {  in PCApplyRichardson_MG()
232       if (mglevels[i]->smoothd != mglevels[i]->smoothu) PetscCall(KSPReset(mglevels[i]->smoothd));  in PCReset_MG()
233       PetscCall(KSPReset(mglevels[i]->smoothu));  in PCReset_MG()
363 …    if (mglevels[i]->smoothd != mglevels[i]->smoothu) PetscCall(KSPDestroy(&mglevels[i]->smoothd));  in PCMGSetLevels_MG()
364       PetscCall(KSPDestroy(&mglevels[i]->smoothu));  in PCMGSetLevels_MG()
440     mglevels[i]->smoothu = mglevels[i]->smoothd;  in PCMGSetLevels_MG()
518 …    if (mglevels[i]->smoothd != mglevels[i]->smoothu) PetscCall(KSPDestroy(&mglevels[i]->smoothd));  in PCDestroy_MG()
519       PetscCall(KSPDestroy(&mglevels[i]->smoothu));  in PCDestroy_MG()
564       PetscCall(KSPGetOperators(mglevels[i]->smoothu, &mglevels[i]->A, NULL));  in PCApply_MG_Internal()
571   PetscCall(KSPGetPC(mglevels[levels - 1]->smoothu, &tpc));  in PCApply_MG_Internal()
808       if (i && mglevels[i]->smoothd == mglevels[i]->smoothu) {  in PCView_MG()
813         PetscCall(KSPView(mglevels[i]->smoothu, viewer));  in PCView_MG()
826 …if (i && mglevels[i]->smoothd != mglevels[i]->smoothu) PetscCall(KSPView(mglevels[i]->smoothu, vie…  in PCView_MG()
836       if (!mglevels[i]->smoothu || (mglevels[i]->smoothu == mglevels[i]->smoothd)) {  in PCView_MG()
846         PetscCall(KSPView(mglevels[i]->smoothu, viewer));  in PCView_MG()
904   PetscCall(KSPGetPC(mglevels[n - 1]->smoothu, &cpc));  in PCSetUp_MG()
968     if (mglevels[n - 1]->smoothd != mglevels[n - 1]->smoothu) {  in PCSetUp_MG()
969       PetscCall(KSPSetDM(mglevels[n - 1]->smoothu, pc->dm));  in PCSetUp_MG()
970       PetscCall(KSPSetDMActive(mglevels[n - 1]->smoothu, KSP_DMACTIVE_ALL, PETSC_FALSE));  in PCSetUp_MG()
1006         if (mglevels[i]->smoothd != mglevels[i]->smoothu) {  in PCSetUp_MG()
1007           PetscCall(KSPSetDM(mglevels[i]->smoothu, dms[i]));  in PCSetUp_MG()
1008 …if (!needRestricts) PetscCall(KSPSetDMActive(mglevels[i]->smoothu, KSP_DMACTIVE_ALL, PETSC_FALSE));  in PCSetUp_MG()
1009           PetscCall(KSPSetDMActive(mglevels[i]->smoothu, KSP_DMACTIVE_RHS, PETSC_FALSE));  in PCSetUp_MG()
1086 …scCall(PCMGAdaptInterpolator_Internal(pc, i, mglevels[i - 1]->smoothu, mglevels[i]->smoothu, mglev…  in PCSetUp_MG()
1109 …if (mglevels[i]->smoothu && (mglevels[i]->smoothu != mglevels[i]->smoothd)) PetscCall(KSPSetFromOp…  in PCSetUp_MG()
1168 …if (mglevels[i]->smoothu == mglevels[i]->smoothd || mg->am == PC_MG_FULL || mg->am == PC_MG_KASKAD…  in PCSetUp_MG()
1191     if (mglevels[i]->smoothu && mglevels[i]->smoothu != mglevels[i]->smoothd) {  in PCSetUp_MG()
1195       PetscCall(KSPGetOperatorsSet(mglevels[i]->smoothu, &opsset, NULL));  in PCSetUp_MG()
1198         PetscCall(KSPSetOperators(mglevels[i]->smoothu, downmat, downpmat));  in PCSetUp_MG()
1201       PetscCall(KSPSetInitialGuessNonzero(mglevels[i]->smoothu, PETSC_TRUE));  in PCSetUp_MG()
1203       PetscCall(KSPSetUp(mglevels[i]->smoothu));  in PCSetUp_MG()
1204       if (mglevels[i]->smoothu->reason) pc->failedreason = PC_SUBPC_ERROR;  in PCSetUp_MG()
1478     PetscCall(KSPGetPC(mglevels[levels - 1]->smoothu, &tpc));  in PCSetReusePreconditioner_MG()
1792 … PetscCall(KSPSetTolerances(mglevels[i]->smoothu, PETSC_CURRENT, PETSC_CURRENT, PETSC_CURRENT, n));  in PCMGSetNumberSmooth()