138 PetscErrorCode PetscSubcommSetNumber(PetscSubcomm psubcomm, PetscInt nsubcomm)  in PetscSubcommSetNumber()  argument
146   PetscCall(PetscMPIIntCast(nsubcomm, &msub));  in PetscSubcommSetNumber()
199   PetscMPIInt i, nsubcomm = psubcomm->n;  in PetscSubcommSetTypeGeneral()  local
203 …scCheck(nsubcomm >= 1, PETSC_COMM_SELF, PETSC_ERR_ARG_WRONG, "number of subcommunicators %d is inc…  in PetscSubcommSetTypeGeneral()
219   PetscCall(PetscCalloc1(nsubcomm, &subsize));  in PetscSubcommSetTypeGeneral()
224   for (icolor = 0; icolor < nsubcomm; icolor++) {  in PetscSubcommSetTypeGeneral()
376   PetscMPIInt np_subcomm, nleftover, i, color = -1, rankstart, nsubcomm = psubcomm->n;  in PetscSubcommCreate_contiguous()  local
384   PetscCall(PetscMalloc1(1 + nsubcomm, &subsize));  in PetscSubcommCreate_contiguous()
386   np_subcomm = size / nsubcomm;  in PetscSubcommCreate_contiguous()
387   nleftover  = size - nsubcomm * np_subcomm;  in PetscSubcommCreate_contiguous()
388   for (i = 0; i < nsubcomm; i++) {  in PetscSubcommCreate_contiguous()
395   for (i = 0; i < nsubcomm; i++) {  in PetscSubcommCreate_contiguous()
447   PetscMPIInt np_subcomm, nleftover, i, j, color, nsubcomm = psubcomm->n;  in PetscSubcommCreate_interlaced()  local
455   PetscCall(PetscMalloc1(1 + nsubcomm, &subsize));  in PetscSubcommCreate_interlaced()
457   np_subcomm = size / nsubcomm;  in PetscSubcommCreate_interlaced()
458   nleftover  = size - nsubcomm * np_subcomm;  in PetscSubcommCreate_interlaced()
459   for (i = 0; i < nsubcomm; i++) {  in PetscSubcommCreate_interlaced()
465   color   = rank % nsubcomm;  in PetscSubcommCreate_interlaced()
466   subrank = rank / nsubcomm;  in PetscSubcommCreate_interlaced()
472   for (i = 0; i < nsubcomm; i++) {  in PetscSubcommCreate_interlaced()