mpi_init: move opal_set_using_threads() earlier in MPI_Init() #1588
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There is a potential race condition in MPI_Init() where an orte even thread could be in a function that uses OPAL_THREAD_LOCK / OPAL_THREAD_UNLOCK when ompi_mpi_init calls opal_set_using_threads(). Closes open-mpi#1586 Signed-off-by: Nathan Hjelm <hjelmn@lanl.gov>
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There is a potential race condition in MPI_Init() where an orte even
thread could be in a function that uses OPAL_THREAD_LOCK /
OPAL_THREAD_UNLOCK when ompi_mpi_init calls opal_set_using_threads().
Closes #1586
Signed-off-by: Nathan Hjelm hjelmn@lanl.gov