File: coll_ucc_barrier.c

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openmpi 5.0.7-1
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/**
 * Copyright (c) 2021 Mellanox Technologies. All rights reserved.
 * $COPYRIGHT$
 *
 * Additional copyrights may follow
 *
 */

#include "coll_ucc_common.h"

static inline ucc_status_t mca_coll_ucc_barrier_init(mca_coll_ucc_module_t *ucc_module,
                                                     ucc_coll_req_h *req,
                                                     mca_coll_ucc_req_t *coll_req)
{
    ucc_coll_args_t coll = {
        .mask      = 0,
        .flags     = 0,
        .coll_type = UCC_COLL_TYPE_BARRIER
    };
    COLL_UCC_REQ_INIT(coll_req, req, coll, ucc_module);
    return UCC_OK;
fallback:
    return UCC_ERR_NOT_SUPPORTED;
}

int mca_coll_ucc_barrier(struct ompi_communicator_t *comm,
                         mca_coll_base_module_t *module)
{
    mca_coll_ucc_module_t *ucc_module = (mca_coll_ucc_module_t*)module;
    ucc_coll_req_h         req;

    UCC_VERBOSE(3, "running ucc barrier");
    COLL_UCC_CHECK(mca_coll_ucc_barrier_init(ucc_module, &req, NULL));
    COLL_UCC_POST_AND_CHECK(req);
    COLL_UCC_CHECK(coll_ucc_req_wait(req));
    return OMPI_SUCCESS;
fallback:
    UCC_VERBOSE(3, "running fallback barrier");
    return mca_coll_ucc_call_previous(barrier, ucc_module, comm);
}

int mca_coll_ucc_ibarrier(struct ompi_communicator_t *comm,
                          ompi_request_t** request,
                          mca_coll_base_module_t *module)
{
    mca_coll_ucc_module_t *ucc_module = (mca_coll_ucc_module_t*)module;
    ucc_coll_req_h         req;
    mca_coll_ucc_req_t    *coll_req = NULL;

    UCC_VERBOSE(3, "running ucc ibarrier");
    COLL_UCC_GET_REQ(coll_req);
    COLL_UCC_CHECK(mca_coll_ucc_barrier_init(ucc_module, &req, coll_req));
    COLL_UCC_POST_AND_CHECK(req);
    *request = &coll_req->super;
    return OMPI_SUCCESS;
fallback:
    UCC_VERBOSE(3, "running fallback ibarrier");
    if (coll_req) {
        mca_coll_ucc_req_free((ompi_request_t **)&coll_req);
    }
    return mca_coll_ucc_call_previous(ibarrier, ucc_module, comm, request);
}