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openSUSE:Leap:15.5:Update
openmpi3.23307
fix-rdma-component-selection.patch
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File fix-rdma-component-selection.patch of Package openmpi3.23307
commit 923ca7c6424d0cf0b5139be316b651d54d90d5f5 Author: Nicolas Morey-Chaisemartin <nmoreychaisemartin@suse.com> Date: Wed Mar 28 11:17:17 2018 +0200 fix rdma component selection Github issue#4976 bsc#1087031 Signed-off-by: Nicolas Morey-Chaisemartin <nmoreychaisemartin@suse.com> diff --git ompi/mca/osc/rdma/osc_rdma_component.c ompi/mca/osc/rdma/osc_rdma_component.c index 45da5aafab4d..9cb8535683c1 100644 --- ompi/mca/osc/rdma/osc_rdma_component.c +++ ompi/mca/osc/rdma/osc_rdma_component.c @@ -355,6 +355,8 @@ static int ompi_osc_rdma_component_query (struct ompi_win_t *win, void **base, s int flavor) { + int rc; + if (MPI_WIN_FLAVOR_SHARED == flavor) { return -1; } @@ -368,15 +370,18 @@ static int ompi_osc_rdma_component_query (struct ompi_win_t *win, void **base, s } #endif /* OPAL_CUDA_SUPPORT */ - if (OMPI_SUCCESS == ompi_osc_rdma_query_mtls ()) { + rc = ompi_osc_rdma_query_mtls (); + rc = comm->c_coll->coll_allreduce(MPI_IN_PLACE, &rc, 1, MPI_INT, MPI_MIN, comm, comm->c_coll->coll_allreduce_module); + if (OMPI_SUCCESS == rc) { return 5; /* this has to be lower that osc pt2pt default priority */ } - - if (OMPI_SUCCESS != ompi_osc_rdma_query_btls (comm, NULL)) { + + rc = ompi_osc_rdma_query_btls (comm, NULL); + rc = comm->c_coll->coll_allreduce(MPI_IN_PLACE, &rc, 1, MPI_INT, MPI_MIN, comm, comm->c_coll->coll_allreduce_module); + if (OMPI_SUCCESS != rc) { return -1; } - return mca_osc_rdma_component.priority; }
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