62   PetscMPIInt      size, rank, tag1, tag2, *w2, *w1, nrqs, nrqr, *pa;  in MatIncreaseOverlap_MPIBAIJ_Once()  local
89   PetscCall(PetscCalloc4(size, &w1, size, &w2, size, &w3, size, &w4));  in MatIncreaseOverlap_MPIBAIJ_Once()
102         w1[j] += w4[j];  in MatIncreaseOverlap_MPIBAIJ_Once()
110   w1[rank] = 0; /* no mesg sent to itself */  in MatIncreaseOverlap_MPIBAIJ_Once()
113     if (w1[i]) {  in MatIncreaseOverlap_MPIBAIJ_Once()
121     if (w1[i]) {  in MatIncreaseOverlap_MPIBAIJ_Once()
130     w1[j] += w2[j] + 2 * w3[j];  in MatIncreaseOverlap_MPIBAIJ_Once()
131     msz += w1[j];  in MatIncreaseOverlap_MPIBAIJ_Once()
135   PetscCall(PetscGatherNumberOfMessages(comm, w2, w1, &nrqr));  in MatIncreaseOverlap_MPIBAIJ_Once()
136   PetscCall(PetscGatherMessageLengths(comm, nrqs, nrqr, w1, &onodes1, &olengths1));  in MatIncreaseOverlap_MPIBAIJ_Once()
151       ict       = w1[j];  in MatIncreaseOverlap_MPIBAIJ_Once()
214     PetscCallMPI(MPIU_Isend(outdat[j], w1[j], MPIU_INT, j, tag1, comm, s_waits1 + i));  in MatIncreaseOverlap_MPIBAIJ_Once()
236   PetscCall(PetscFree4(w1, w2, w3, w4));  in MatIncreaseOverlap_MPIBAIJ_Once()
621 …PetscMPIInt      rank, size, tag0, tag2, tag3, tag4, *w1, *w2, *w3, *w4, nrqr, nrqs = 0, *req_sour…  local
755 …PetscCall(PetscCalloc4(size, &w1, size, &w2, size, &w3, size, &w4)); /* mesg size, initialize work…
776           w1[j] += w4[j];
785     w1[rank] = 0; /* no mesg sent to self */
788       if (w1[i]) {
795       if (w1[i]) pa[j++] = i;
801       w1[j] += w2[j] + 2 * w3[j];
802       msz += w1[j];
807     PetscCall(PetscGatherNumberOfMessages(comm, w2, w1, &nrqr));
808     PetscCall(PetscGatherMessageLengths(comm, nrqs, nrqr, w1, &onodes1, &olengths1));
826         k        = w1[j];
873       PetscCallMPI(MPIU_Isend(sbuf1[j], w1[j], MPIU_INT, j, tag0, comm, s_waits1 + i));
880     for (PetscMPIInt i = 1; i < nrqs; ++i) rbuf2[i] = rbuf2[i - 1] + w1[pa[i - 1]];
883       PetscCallMPI(MPIU_Irecv(rbuf2[i], w1[j], MPIU_INT, j, tag2, comm, r_waits2 + i));
916     PetscCall(PetscFree4(w1, w2, w3, w4));