int mca_pml_ob1_iprobe(int src,
int tag,
struct ompi_communicator_t *comm,
int *matched, ompi_status_public_t * status)
{
int rc = OMPI_SUCCESS;
mca_pml_ob1_recv_request_t recvreq;
OBJ_CONSTRUCT( &recvreq, mca_pml_ob1_recv_request_t );
recvreq.req_recv.req_base.req_ompi.req_type = OMPI_REQUEST_PML;
recvreq.req_recv.req_base.req_type = MCA_PML_REQUEST_IPROBE;
MCA_PML_OB1_RECV_REQUEST_INIT(&recvreq, NULL, 0, &ompi_mpi_char.dt, src, tag, comm, true);
MCA_PML_OB1_RECV_REQUEST_START(&recvreq);
if( recvreq.req_recv.req_base.req_ompi.req_complete == true ) {
if( NULL != status ) {
OMPI_STATUS_SET(status, &recvreq.req_recv.req_base.req_ompi.req_status);
}
rc = recvreq.req_recv.req_base.req_ompi.req_status.MPI_ERROR;
*matched = 1;
} else {
*matched = 0;
opal_progress();
}
MCA_PML_BASE_RECV_REQUEST_FINI( &recvreq.req_recv );
return rc;
}
int mca_pml_ob1_recv(void *addr,
size_t count,
ompi_datatype_t * datatype,
int src,
int tag,
struct ompi_communicator_t *comm,
ompi_status_public_t * status)
{
int rc;
mca_pml_ob1_recv_request_t *recvreq;
MCA_PML_OB1_RECV_REQUEST_ALLOC(recvreq, rc);
if (NULL == recvreq)
return rc;
MCA_PML_OB1_RECV_REQUEST_INIT(recvreq,
addr,
count, datatype, src, tag, comm, false);
PERUSE_TRACE_COMM_EVENT (PERUSE_COMM_REQ_ACTIVATE,
&((recvreq)->req_recv.req_base),
PERUSE_RECV);
MCA_PML_OB1_RECV_REQUEST_START(recvreq);
ompi_request_wait_completion(&recvreq->req_recv.req_base.req_ompi);
if (NULL != status) { /* return status */
OMPI_STATUS_SET(status, &recvreq->req_recv.req_base.req_ompi.req_status);
}
rc = recvreq->req_recv.req_base.req_ompi.req_status.MPI_ERROR;
ompi_request_free( (ompi_request_t**)&recvreq );
return rc;
}
int
mca_pml_ob1_mprobe(int src,
int tag,
struct ompi_communicator_t *comm,
struct ompi_message_t **message,
ompi_status_public_t * status)
{
int rc = OMPI_SUCCESS;
mca_pml_ob1_recv_request_t *recvreq;
MCA_PML_OB1_RECV_REQUEST_ALLOC(recvreq, rc);
if (NULL == recvreq)
return rc;
recvreq->req_recv.req_base.req_type = MCA_PML_REQUEST_MPROBE;
/* initialize the request enough to probe and get the status */
MCA_PML_OB1_RECV_REQUEST_INIT(recvreq, NULL, 0, &ompi_mpi_char.dt,
src, tag, comm, false);
MCA_PML_OB1_RECV_REQUEST_START(recvreq);
ompi_request_wait_completion(&recvreq->req_recv.req_base.req_ompi);
if( NULL != status ) {
*status = recvreq->req_recv.req_base.req_ompi.req_status;
}
*message = ompi_message_alloc();
(*message)->comm = comm;
(*message)->req_ptr = recvreq;
(*message)->count = recvreq->req_recv.req_base.req_ompi.req_status._ucount;
return OMPI_SUCCESS;
}
int mca_pml_ob1_irecv(void *addr,
size_t count,
ompi_datatype_t * datatype,
int src,
int tag,
struct ompi_communicator_t *comm,
struct ompi_request_t **request)
{
mca_pml_ob1_recv_request_t *recvreq;
MCA_PML_OB1_RECV_REQUEST_ALLOC(recvreq);
if (NULL == recvreq)
return OMPI_ERR_TEMP_OUT_OF_RESOURCE;
recvreq->req_recv.req_base.req_type = MCA_PML_REQUEST_RECV;
MCA_PML_OB1_RECV_REQUEST_INIT(recvreq,
addr,
count, datatype, src, tag, comm, false);
PERUSE_TRACE_COMM_EVENT (PERUSE_COMM_REQ_ACTIVATE,
&((recvreq)->req_recv.req_base),
PERUSE_RECV);
MCA_PML_OB1_RECV_REQUEST_START(recvreq);
*request = (ompi_request_t *) recvreq;
return OMPI_SUCCESS;
}
int mca_pml_ob1_recv(void *addr,
size_t count,
ompi_datatype_t * datatype,
int src,
int tag,
struct ompi_communicator_t *comm,
ompi_status_public_t * status)
{
mca_pml_ob1_recv_request_t recvreq;
int rc;
OBJ_CONSTRUCT(&recvreq, mca_pml_ob1_recv_request_t);
MCA_PML_OB1_RECV_REQUEST_INIT(&recvreq, addr, count, datatype,
src, tag, comm, false);
PERUSE_TRACE_COMM_EVENT (PERUSE_COMM_REQ_ACTIVATE,
&(recvreq.req_recv.req_base),
PERUSE_RECV);
MCA_PML_OB1_RECV_REQUEST_START(&recvreq);
ompi_request_wait_completion(&recvreq.req_recv.req_base.req_ompi);
if (NULL != status) { /* return status */
*status = recvreq.req_recv.req_base.req_ompi.req_status;
}
rc = recvreq.req_recv.req_base.req_ompi.req_status.MPI_ERROR;
MCA_PML_BASE_RECV_REQUEST_FINI(&recvreq.req_recv);
OBJ_DESTRUCT(&recvreq);
return rc;
}
int mca_pml_ob1_recv(void *addr,
size_t count,
ompi_datatype_t * datatype,
int src,
int tag,
struct ompi_communicator_t *comm,
ompi_status_public_t * status)
{
mca_pml_ob1_recv_request_t *recvreq = NULL;
int rc;
#if !OMPI_ENABLE_THREAD_MULTIPLE
recvreq = mca_pml_ob1_recvreq;
mca_pml_ob1_recvreq = NULL;
if( OPAL_UNLIKELY(NULL == recvreq) )
#endif /* !OMPI_ENABLE_THREAD_MULTIPLE */
{
MCA_PML_OB1_RECV_REQUEST_ALLOC(recvreq);
if (NULL == recvreq)
return OMPI_ERR_TEMP_OUT_OF_RESOURCE;
}
MCA_PML_OB1_RECV_REQUEST_INIT(recvreq, addr, count, datatype,
src, tag, comm, false);
PERUSE_TRACE_COMM_EVENT (PERUSE_COMM_REQ_ACTIVATE,
&(recvreq->req_recv.req_base),
PERUSE_RECV);
MCA_PML_OB1_RECV_REQUEST_START(recvreq);
ompi_request_wait_completion(&recvreq->req_recv.req_base.req_ompi);
if (NULL != status) { /* return status */
*status = recvreq->req_recv.req_base.req_ompi.req_status;
}
rc = recvreq->req_recv.req_base.req_ompi.req_status.MPI_ERROR;
#if OMPI_ENABLE_THREAD_MULTIPLE
MCA_PML_OB1_RECV_REQUEST_RETURN(recvreq);
#else
if( NULL != mca_pml_ob1_recvreq ) {
MCA_PML_OB1_RECV_REQUEST_RETURN(recvreq);
} else {
mca_pml_ob1_recv_request_fini (recvreq);
mca_pml_ob1_recvreq = recvreq;
}
#endif
return rc;
}
int mca_pml_ob1_recv(void *addr,
size_t count,
ompi_datatype_t * datatype,
int src,
int tag,
struct ompi_communicator_t *comm,
ompi_status_public_t * status)
{
mca_pml_ob1_recv_request_t *recvreq = NULL;
int rc;
if (OPAL_LIKELY(!ompi_mpi_thread_multiple)) {
recvreq = mca_pml_ob1_recvreq;
mca_pml_ob1_recvreq = NULL;
}
if( OPAL_UNLIKELY(NULL == recvreq) ) {
MCA_PML_OB1_RECV_REQUEST_ALLOC(recvreq);
if (NULL == recvreq)
return OMPI_ERR_TEMP_OUT_OF_RESOURCE;
}
recvreq->req_recv.req_base.req_type = MCA_PML_REQUEST_RECV;
MCA_PML_OB1_RECV_REQUEST_INIT(recvreq, addr, count, datatype,
src, tag, comm, false);
PERUSE_TRACE_COMM_EVENT (PERUSE_COMM_REQ_ACTIVATE,
&(recvreq->req_recv.req_base),
PERUSE_RECV);
MCA_PML_OB1_RECV_REQUEST_START(recvreq);
ompi_request_wait_completion(&recvreq->req_recv.req_base.req_ompi);
if (NULL != status) { /* return status */
*status = recvreq->req_recv.req_base.req_ompi.req_status;
}
rc = recvreq->req_recv.req_base.req_ompi.req_status.MPI_ERROR;
if (recvreq->req_recv.req_base.req_pml_complete) {
/* make buffer defined when the request is compeleted,
and before releasing the objects. */
MEMCHECKER(
memchecker_call(&opal_memchecker_base_mem_defined,
recvreq->req_recv.req_base.req_addr,
recvreq->req_recv.req_base.req_count,
recvreq->req_recv.req_base.req_datatype);
);
int mca_pml_ob1_recv(void *addr,
size_t count,
ompi_datatype_t * datatype,
int src,
int tag,
struct ompi_communicator_t *comm,
ompi_status_public_t * status)
{
mca_pml_ob1_recv_request_t *recvreq = NULL;
int rc;
if (OPAL_LIKELY(!ompi_mpi_thread_multiple)) {
recvreq = mca_pml_ob1_recvreq;
mca_pml_ob1_recvreq = NULL;
}
if( OPAL_UNLIKELY(NULL == recvreq) ) {
MCA_PML_OB1_RECV_REQUEST_ALLOC(recvreq);
if (NULL == recvreq)
return OMPI_ERR_TEMP_OUT_OF_RESOURCE;
}
recvreq->req_recv.req_base.req_type = MCA_PML_REQUEST_RECV;
MCA_PML_OB1_RECV_REQUEST_INIT(recvreq, addr, count, datatype,
src, tag, comm, false);
PERUSE_TRACE_COMM_EVENT (PERUSE_COMM_REQ_ACTIVATE,
&(recvreq->req_recv.req_base),
PERUSE_RECV);
MCA_PML_OB1_RECV_REQUEST_START(recvreq);
ompi_request_wait_completion(&recvreq->req_recv.req_base.req_ompi);
if (NULL != status) { /* return status */
*status = recvreq->req_recv.req_base.req_ompi.req_status;
}
rc = recvreq->req_recv.req_base.req_ompi.req_status.MPI_ERROR;
if (OPAL_UNLIKELY(ompi_mpi_thread_multiple || NULL != mca_pml_ob1_recvreq)) {
MCA_PML_OB1_RECV_REQUEST_RETURN(recvreq);
} else {
mca_pml_ob1_recv_request_fini (recvreq);
mca_pml_ob1_recvreq = recvreq;
}
return rc;
}
int
mca_pml_ob1_improbe(int src,
int tag,
struct ompi_communicator_t *comm,
int *matched,
struct ompi_message_t **message,
ompi_status_public_t * status)
{
int rc = OMPI_SUCCESS;
mca_pml_ob1_recv_request_t *recvreq;
MCA_PML_OB1_RECV_REQUEST_ALLOC(recvreq, rc);
if (NULL == recvreq)
return rc;
recvreq->req_recv.req_base.req_type = MCA_PML_REQUEST_IMPROBE;
/* initialize the request enough to probe and get the status */
MCA_PML_OB1_RECV_REQUEST_INIT(recvreq, NULL, 0, &ompi_mpi_char.dt,
src, tag, comm, false);
MCA_PML_OB1_RECV_REQUEST_START(recvreq);
if( recvreq->req_recv.req_base.req_ompi.req_complete == true ) {
if( NULL != status ) {
*status = recvreq->req_recv.req_base.req_ompi.req_status;
}
*matched = 1;
*message = ompi_message_alloc();
(*message)->comm = comm;
(*message)->req_ptr = recvreq;
(*message)->peer = recvreq->req_recv.req_base.req_ompi.req_status.MPI_SOURCE;
(*message)->count = recvreq->req_recv.req_base.req_ompi.req_status._ucount;
rc = OMPI_SUCCESS;
} else {
*matched = 0;
/* we only free if we didn't match, because we're going to
translate the request into a receive request later on if it
was matched */
ompi_request_free((ompi_request_t**)&recvreq);
opal_progress();
}
return rc;
}
int mca_pml_ob1_probe(int src,
int tag,
struct ompi_communicator_t *comm,
ompi_status_public_t * status)
{
mca_pml_ob1_recv_request_t recvreq;
OBJ_CONSTRUCT( &recvreq, mca_pml_ob1_recv_request_t );
recvreq.req_recv.req_base.req_ompi.req_type = OMPI_REQUEST_PML;
recvreq.req_recv.req_base.req_type = MCA_PML_REQUEST_PROBE;
MCA_PML_OB1_RECV_REQUEST_INIT(&recvreq, NULL, 0, &ompi_mpi_char.dt, src, tag, comm, true);
MCA_PML_OB1_RECV_REQUEST_START(&recvreq);
ompi_request_wait_completion(&recvreq.req_recv.req_base.req_ompi);
if (NULL != status) {
OMPI_STATUS_SET(status, &recvreq.req_recv.req_base.req_ompi.req_status);
}
MCA_PML_BASE_RECV_REQUEST_FINI( &recvreq.req_recv );
return OMPI_SUCCESS;
}
int mca_pml_ob1_start(size_t count, ompi_request_t** requests)
{
int rc;
for (size_t i = 0 ; i < count ; ++i) {
mca_pml_base_request_t *pml_request = (mca_pml_base_request_t*)requests[i];
if (NULL == pml_request || OMPI_REQUEST_PML != requests[i]->req_type) {
continue;
}
/* If the persistent request is currently active - verify the status
* is incomplete. if the pml layer has not completed the request - mark
* the request as free called - so that it will be freed when the request
* completes - and create a new request.
*/
#if OPAL_ENABLE_MULTI_THREADS
opal_atomic_rmb();
#endif
/* start the request */
switch(pml_request->req_type) {
case MCA_PML_REQUEST_SEND:
{
mca_pml_ob1_send_request_t* sendreq = (mca_pml_ob1_send_request_t*)pml_request;
MEMCHECKER(
memchecker_call(&opal_memchecker_base_isdefined,
pml_request->req_addr, pml_request->req_count,
pml_request->req_datatype);
);
if (!pml_request->req_pml_complete) {
ompi_request_t *request;
/* buffered sends can be mpi complete and pml incomplete. to support this
* case we need to allocate a new request. */
rc = mca_pml_ob1_isend_init (pml_request->req_addr,
pml_request->req_count,
pml_request->req_datatype,
pml_request->req_peer,
pml_request->req_tag,
sendreq->req_send.req_send_mode,
pml_request->req_comm,
&request);
if (OPAL_UNLIKELY(OMPI_SUCCESS != rc)) {
return rc;
}
/* copy the callback and callback data to the new requests */
request->req_complete_cb = pml_request->req_ompi.req_complete_cb;
request->req_complete_cb_data = pml_request->req_ompi.req_complete_cb_data;
/* ensure the old request gets released */
pml_request->req_free_called = true;
sendreq = (mca_pml_ob1_send_request_t *) request;
requests[i] = request;
} else if (sendreq->req_send.req_bytes_packed != 0) {
size_t offset = 0;
/**
* Reset the convertor in case we're dealing with the original
* request, which when completed do not reset the convertor.
*/
opal_convertor_set_position (&sendreq->req_send.req_base.req_convertor,
&offset);
}
/* reset the completion flag */
pml_request->req_pml_complete = false;
MCA_PML_OB1_SEND_REQUEST_START(sendreq, rc);
if(rc != OMPI_SUCCESS)
return rc;
break;
}
case MCA_PML_REQUEST_RECV:
{
mca_pml_ob1_recv_request_t* recvreq = (mca_pml_ob1_recv_request_t*)pml_request;
MCA_PML_OB1_RECV_REQUEST_START(recvreq);
break;
}
default:
return OMPI_ERR_REQUEST;
}
}
