231     for (PetscMPIInt proc_id = 0; proc_id < size; proc_id++) {  in MatIncreaseOverlap_MPISBAIJ_Once()  local
232       for (; j < C->rmap->range[proc_id + 1] / bs; j++) ctable[j] = proc_id;  in MatIncreaseOverlap_MPISBAIJ_Once()
252   for (PetscMPIInt proc_id = 0; proc_id < size; proc_id++) {  in MatIncreaseOverlap_MPISBAIJ_Once()  local
253     iwork[proc_id]        = 0;  in MatIncreaseOverlap_MPISBAIJ_Once()
254     *data1_start[proc_id] = is_max;  in MatIncreaseOverlap_MPISBAIJ_Once()
255     data1_start[proc_id]++;  in MatIncreaseOverlap_MPISBAIJ_Once()
257       if (proc_id == rank) {  in MatIncreaseOverlap_MPISBAIJ_Once()
258         *data1_start[proc_id] = n[j];  in MatIncreaseOverlap_MPISBAIJ_Once()
260         *data1_start[proc_id] = 0;  in MatIncreaseOverlap_MPISBAIJ_Once()
262       data1_start[proc_id]++;  in MatIncreaseOverlap_MPISBAIJ_Once()
273 …for (PetscMPIInt proc_id = 0; proc_id <= proc_end; proc_id++) {            /* for others to proces…  in MatIncreaseOverlap_MPISBAIJ_Once()  local
274 …if (proc_id == rank) continue;                                           /* done before this loop …  in MatIncreaseOverlap_MPISBAIJ_Once()
275 …if (proc_id < proc_end && !PetscBTLookup(table[proc_id], idx)) continue; /* no need for sending id…  in MatIncreaseOverlap_MPISBAIJ_Once()
276         *data1_start[proc_id] = idx;  in MatIncreaseOverlap_MPISBAIJ_Once()
277         data1_start[proc_id]++;  in MatIncreaseOverlap_MPISBAIJ_Once()
278         len_s[proc_id]++;  in MatIncreaseOverlap_MPISBAIJ_Once()
282     for (PetscMPIInt proc_id = 0; proc_id < size; proc_id++) {  in MatIncreaseOverlap_MPISBAIJ_Once()  local
283       if (proc_id == rank) continue;  in MatIncreaseOverlap_MPISBAIJ_Once()
284       *(data1 + proc_id * len + 1 + i) = len_s[proc_id] - iwork[proc_id];  in MatIncreaseOverlap_MPISBAIJ_Once()
285       iwork[proc_id]                   = len_s[proc_id];  in MatIncreaseOverlap_MPISBAIJ_Once()
311   for (PetscMPIInt proc_id = 0; proc_id < size; proc_id++) { /* send data1 to processor [proc_id] */  in MatIncreaseOverlap_MPISBAIJ_Once()  local
312     if (len_s[proc_id]) {  in MatIncreaseOverlap_MPISBAIJ_Once()
313 …PetscCallMPI(MPIU_Isend(data1_start[proc_id], len_s[proc_id], MPIU_INT, proc_id, tag1, comm, s_wai…  in MatIncreaseOverlap_MPISBAIJ_Once()
326   for (PetscMPIInt proc_id = 0; proc_id < size; proc_id++) len_s[proc_id] = iwork[proc_id] = 0;  in MatIncreaseOverlap_MPISBAIJ_Once()  local
348       PetscMPIInt proc_id;  in MatIncreaseOverlap_MPISBAIJ_Once()  local
351       proc_id = r_status.MPI_SOURCE;  in MatIncreaseOverlap_MPISBAIJ_Once()
352       PetscCallMPI(MPIU_Irecv(odata1, ilen, MPIU_INT, proc_id, r_status.MPI_TAG, comm, &r_req));  in MatIncreaseOverlap_MPISBAIJ_Once()
368       PetscCallMPI(MPIU_Isend(odata2, len, MPIU_INT, proc_id, tag2, comm, s_waits2 + k));  in MatIncreaseOverlap_MPISBAIJ_Once()
372 …  PetscCall(PetscMPIIntCast(len, &len_s[proc_id])); /* length of message sending back to proc_id */  in MatIncreaseOverlap_MPISBAIJ_Once()
402       PetscMPIInt proc_id, ilen;  in MatIncreaseOverlap_MPISBAIJ_Once()  local
404       proc_id = r_status.MPI_SOURCE;  in MatIncreaseOverlap_MPISBAIJ_Once()
405       PetscCallMPI(MPIU_Irecv(data2, ilen, MPIU_INT, proc_id, r_status.MPI_TAG, comm, &r_req));  in MatIncreaseOverlap_MPISBAIJ_Once()