coll_reduce_scatter_block_init_module 724 ompi/mca/coll/coll.h mca_coll_base_module_2_3_0_t *coll_reduce_scatter_block_init_module; coll_reduce_scatter_block_init_module 107 ompi/mpiext/pcollreq/c/reduce_scatter_block_init.c comm->c_coll->coll_reduce_scatter_block_init_module);