43 static PetscErrorCode PetscSFGetGraph_Alltoall(PetscSF sf, PetscInt *nroots, PetscInt *nleaves, con…  in PetscSFGetGraph_Alltoall()  argument
48   if (nroots) *nroots = sf->nroots;  in PetscSFGetGraph_Alltoall()
67   PetscInt     nroots = 1, nleaves = 1, *ilocal;  in PetscSFCreateLocalSF_Alltoall()  local
73   nroots  = 1;  in PetscSFCreateLocalSF_Alltoall()
83 …PetscCall(PetscSFSetGraph(lsf, nroots, nleaves, NULL /*contiguous leaves*/, PETSC_OWN_POINTER, ire…  in PetscSFCreateLocalSF_Alltoall()
93   PetscMPIInt    nroots, *roots, nleaves, *leaves, rank, ndiranks, ndranks;  in PetscSFCreateEmbeddedRootSF_Alltoall()  local
106 …nroots, comm, PETSC_ERR_ARG_OUTOFRANGE, "Min/Max root indices %" PetscInt_FMT "/%" PetscInt_FMT " …  in PetscSFCreateEmbeddedRootSF_Alltoall()
107   PetscCall(PetscMPIIntCast(nselected, &nroots));  in PetscSFCreateEmbeddedRootSF_Alltoall()
109   for (PetscMPIInt i = 0; i < nroots; i++) PetscCall(PetscMPIIntCast(tmproots[i], &roots[i]));  in PetscSFCreateEmbeddedRootSF_Alltoall()
113 …PetscCall(PetscCommBuildTwoSided(comm, 0 /*empty msg*/, MPI_INT /*fake*/, nroots, roots, NULL /*to…  in PetscSFCreateEmbeddedRootSF_Alltoall()
153   PetscCall(PetscMalloc2(nroots, &bas->iranks, nroots + 1, &bas->ioffset));  in PetscSFCreateEmbeddedRootSF_Alltoall()
154   PetscCall(PetscMalloc1(nroots, &bas->irootloc));  in PetscSFCreateEmbeddedRootSF_Alltoall()
157   for (i = 0; i < nroots; i++) {  in PetscSFCreateEmbeddedRootSF_Alltoall()
164   PetscCall(PetscSortMPIInt(nroots, roots));  in PetscSFCreateEmbeddedRootSF_Alltoall()
165   if (nroots && roots[0] < 0) roots[0] = rank;  in PetscSFCreateEmbeddedRootSF_Alltoall()
167   bas->niranks    = nroots;  in PetscSFCreateEmbeddedRootSF_Alltoall()
170   bas->itotal     = nroots;  in PetscSFCreateEmbeddedRootSF_Alltoall()
171   for (i = 0; i < nroots; i++) {  in PetscSFCreateEmbeddedRootSF_Alltoall()