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DART-MPI: call into MPI every once in a while for local put/get #712

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DART-MPI: call into MPI every once in a while for local put/get #712

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20 changes: 0 additions & 20 deletions dart-impl/mpi/src/dart_communication.c
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Original file line number Diff line number Diff line change
Expand Up @@ -220,16 +220,6 @@ dart__mpi__get_basic(
{
if (num_reqs) *num_reqs = 0;

if (team_data->unitid == team_unit_id.id) {
// use direct memcpy if we are on the same unit
memcpy(dest, seginfo->selfbaseptr + offset,
nelem * dart__mpi__datatype_sizeof(dtype));
DART_LOG_DEBUG("dart_get: memcpy nelem:%zu "
"source (coll.): offset:%lu -> dest: %p",
nelem, offset, dest);
return DART_OK;
}

#if !defined(DART_MPI_DISABLE_SHARED_WINDOWS)
DART_LOG_DEBUG("dart_get: shared windows enabled");
if (seginfo->segid >= 0 && team_data->sharedmem_tab[team_unit_id.id].id >= 0) {
Expand Down Expand Up @@ -353,16 +343,6 @@ dart__mpi__put_basic(
{
if (num_reqs) *num_reqs = 0;

/* copy data directly if we are on the same unit */
if (team_unit_id.id == team_data->unitid) {
if (flush_required_ptr) *flush_required_ptr = false;
memcpy(seginfo->selfbaseptr + offset, src,
nelem * dart__mpi__datatype_sizeof(dtype));
DART_LOG_DEBUG("dart_put: memcpy nelem:%zu (from global allocation)"
"offset: %"PRIu64"", nelem, offset);
return DART_OK;
}

#if !defined(DART_MPI_DISABLE_SHARED_WINDOWS)
DART_LOG_DEBUG("dart_put: shared windows enabled");
if (seginfo->segid >= 0 && team_data->sharedmem_tab[team_unit_id.id].id >= 0) {
Expand Down