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Topic/pml ucx req init fix v2.0.x #3135

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Merged
merged 2 commits into from
Mar 13, 2017
Merged

Topic/pml ucx req init fix v2.0.x #3135

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6f5b248
ompi: pml ucx: fix persistant request initialization
alex-mikheev Mar 8, 2017
18f7867
ompi: pml ucx: fix persistant request init CR changes
alex-mikheev Mar 8, 2017
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7 changes: 7 additions & 0 deletions ompi/mca/pml/ucx/pml_ucx_request.c
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Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,7 @@ void mca_pml_ucx_bsend_completion(void *request, ucs_status_t status)
PML_UCX_VERBOSE(8, "bsend request %p buffer %p completed with status %s", (void*)req,
req->req_complete_cb_data, ucs_status_string(status));
mca_pml_base_bsend_request_free(req->req_complete_cb_data);
req->req_complete_cb_data = NULL;
mca_pml_ucx_set_send_status(&req->req_status, status);
PML_UCX_ASSERT( !(REQUEST_COMPLETE(req)));
mca_pml_ucx_request_free(&req);
Expand Down Expand Up @@ -136,6 +137,12 @@ static void mca_pml_ucx_request_init_common(ompi_request_t* ompi_req,
ompi_req->req_state = state;
ompi_req->req_free = req_free;
ompi_req->req_cancel = req_cancel;
/* This field is used to attach persistant request to a temporary req.
* Receive (ucp_tag_recv_nb) may call completion callback
* before the field is set. If the field is not NULL then mca_pml_ucx_preq_completion()
* will try to complete bogus persistant request.
*/
ompi_req->req_complete_cb_data = NULL;
}

void mca_pml_ucx_request_init(void *request)
Expand Down