1198   FactorShiftCtx  sctx;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_inplace()  local
1202   PetscCall(PetscMemzero(&sctx, sizeof(FactorShiftCtx)));  in MatCholeskyFactorNumeric_SeqSBAIJ_1_inplace()
1231     sctx.newshift = PETSC_FALSE;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_inplace()
1250       if (sctx.nshift) rtmp[k] += sctx.shift_amount;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_inplace()
1294       sctx.rs = rs;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_inplace()
1295       sctx.pv = dk;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_inplace()
1296       PetscCall(MatPivotCheck(C, A, info, &sctx, k));  in MatCholeskyFactorNumeric_SeqSBAIJ_1_inplace()
1297       if (sctx.newshift) break; /* sctx.shift_amount is updated */  in MatCholeskyFactorNumeric_SeqSBAIJ_1_inplace()
1298       dk = sctx.pv;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_inplace()
1317   } while (sctx.newshift);  in MatCholeskyFactorNumeric_SeqSBAIJ_1_inplace()
1332   if (sctx.nshift) {  in MatCholeskyFactorNumeric_SeqSBAIJ_1_inplace()
1334 …"number of shiftnz tries %" PetscInt_FMT ", shift_amount %g\n", sctx.nshift, (double)sctx.shift_am…  in MatCholeskyFactorNumeric_SeqSBAIJ_1_inplace()
1336 …"number of shiftpd tries %" PetscInt_FMT ", shift_amount %g\n", sctx.nshift, (double)sctx.shift_am…  in MatCholeskyFactorNumeric_SeqSBAIJ_1_inplace()
1354   FactorShiftCtx  sctx;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()  local
1364   PetscCall(PetscMemzero(&sctx, sizeof(FactorShiftCtx)));  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1367     sctx.shift_top = info->zeropivot;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1382       if (PetscRealPart(rtmp[i]) > sctx.shift_top) sctx.shift_top = PetscRealPart(rtmp[i]);  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1384     sctx.shift_top *= 1.1;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1385     sctx.nshift_max = 5;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1386     sctx.shift_lo   = 0.;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1387     sctx.shift_hi   = 1.;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1395     sctx.newshift = PETSC_FALSE;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1416       rtmp[k] += sctx.shift_amount; /* shift the diagonal of the matrix */  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1462       sctx.rs = rs;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1463       sctx.pv = dk;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1464       PetscCall(MatPivotCheck(B, A, info, &sctx, k));  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1465       if (sctx.newshift) break;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1466       dk = sctx.pv;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1470   } while (sctx.newshift);  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1487   if (sctx.nshift) {  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1489 … up by %e fraction top_value %e\n", sctx.nshift, (double)sctx.shift_amount, (double)sctx.shift_fra…  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1491 …number of shift_nz tries %" PetscInt_FMT ", shift_amount %g\n", sctx.nshift, (double)sctx.shift_am…  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1493 …ber of shift_inblocks applied %" PetscInt_FMT ", each shift_amount %g\n", sctx.nshift, (double)inf…  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering()
1507   FactorShiftCtx sctx;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering_inplace()  local
1511   PetscCall(PetscMemzero(&sctx, sizeof(FactorShiftCtx)));  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering_inplace()
1526     sctx.newshift = PETSC_FALSE;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering_inplace()
1545       if (sctx.nshift) rtmp[k] += sctx.shift_amount;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering_inplace()
1590       sctx.rs = rs;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering_inplace()
1591       sctx.pv = dk;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering_inplace()
1592       PetscCall(MatPivotCheck(C, A, info, &sctx, k));  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering_inplace()
1593       if (sctx.newshift) break; /* sctx.shift_amount is updated */  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering_inplace()
1594       dk = sctx.pv;  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering_inplace()
1614   } while (sctx.newshift);  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering_inplace()
1628   if (sctx.nshift) {  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering_inplace()
1630 …"number of shiftnz tries %" PetscInt_FMT ", shift_amount %g\n", sctx.nshift, (double)sctx.shift_am…  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering_inplace()
1632 …"number of shiftpd tries %" PetscInt_FMT ", shift_amount %g\n", sctx.nshift, (double)sctx.shift_am…  in MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering_inplace()