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v2.x: coll/libnbc: fix iallgather[v] #2264

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Merged
merged 1 commit into from
Oct 24, 2016
Merged

v2.x: coll/libnbc: fix iallgather[v] #2264

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4 changes: 2 additions & 2 deletions ompi/mca/coll/libnbc/nbc_iallgather.c
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@
* Corporation. All rights reserved.
* Copyright (c) 2006 The Technical University of Chemnitz. All
* rights reserved.
* Copyright (c) 2014-2015 Research Organization for Information Science
* Copyright (c) 2014-2016 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* Copyright (c) 2015 Los Alamos National Security, LLC. All rights
* reserved.
Expand Down Expand Up @@ -104,7 +104,7 @@ int ompi_coll_libnbc_iallgather(const void* sendbuf, int sendcount, MPI_Datatype
}

/* send to rank r - not from the sendbuf to optimize MPI_IN_PLACE */
res = NBC_Sched_send (sbuf, false, sendcount, sendtype, r, schedule, false);
res = NBC_Sched_send (sbuf, false, recvcount, recvtype, r, schedule, false);
if (OPAL_UNLIKELY(OMPI_SUCCESS != res)) {
OBJ_RELEASE(schedule);
return res;
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5 changes: 3 additions & 2 deletions ompi/mca/coll/libnbc/nbc_iallgatherv.c
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Expand Up @@ -11,7 +11,7 @@
* Copyright (c) 2012 Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013-2015 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2014-2015 Research Organization for Information Science
* Copyright (c) 2014-2016 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
*
*/
Expand Down Expand Up @@ -82,7 +82,8 @@ int ompi_coll_libnbc_iallgatherv(const void* sendbuf, int sendcount, MPI_Datatyp
return res;
}

res = NBC_Sched_send (sbuf, false, sendcount, sendtype, speer, schedule, false);
/* send to rank r - not from the sendbuf to optimize MPI_IN_PLACE */
res = NBC_Sched_send (sbuf, false, recvcounts[rank], recvtype, speer, schedule, false);
if (OPAL_UNLIKELY(OMPI_SUCCESS != res)) {
OBJ_RELEASE(schedule);
return res;
Expand Down