int mca_pml_bfo_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_bfo_recv_request_t *recvreq;
MCA_PML_BFO_RECV_REQUEST_ALLOC(recvreq, rc);
if (NULL == recvreq)
return rc;
MCA_PML_BFO_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_BFO_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_bfo_irecv(void *addr,
size_t count,
ompi_datatype_t * datatype,
int src,
int tag,
struct ompi_communicator_t *comm,
struct ompi_request_t **request)
{
int rc;
mca_pml_bfo_recv_request_t *recvreq;
MCA_PML_BFO_RECV_REQUEST_ALLOC(recvreq, rc);
if (NULL == recvreq)
return rc;
MCA_PML_BFO_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_BFO_RECV_REQUEST_START(recvreq);
*request = (ompi_request_t *) recvreq;
return OMPI_SUCCESS;
}
int
mca_pml_bfo_mrecv( void *buf,
size_t count,
ompi_datatype_t *datatype,
struct ompi_message_t **message,
ompi_status_public_t* status )
{
mca_pml_bfo_recv_frag_t* frag;
mca_pml_bfo_recv_request_t *recvreq;
mca_pml_bfo_hdr_t *hdr;
int src, tag, rc;
ompi_communicator_t *comm;
mca_pml_bfo_comm_proc_t* proc;
mca_pml_bfo_comm_t* bfo_comm;
uint64_t seq;
/* get the request from the message and the frag from the request
before we overwrite everything */
comm = (*message)->comm;
recvreq = (mca_pml_bfo_recv_request_t*) (*message)->req_ptr;
frag = (mca_pml_bfo_recv_frag_t*) recvreq->req_recv.req_base.req_addr;
src = recvreq->req_recv.req_base.req_ompi.req_status.MPI_SOURCE;
tag = recvreq->req_recv.req_base.req_ompi.req_status.MPI_TAG;
seq = recvreq->req_recv.req_base.req_sequence;
bfo_comm = recvreq->req_recv.req_base.req_comm->c_pml_comm;
/* make the request a recv request again */
/* The old request kept pointers to comm and the char datatype.
We're about to release those, but need to make sure comm
doesn't go out of scope (we don't care about the char datatype
anymore). So retain comm, then release the frag, then reinit
the frag (which will retain comm), then release comm (but the
frag still has it's ref, so it'll stay in scope). Make
sense? */
OBJ_RETAIN(comm);
MCA_PML_BASE_RECV_REQUEST_FINI(&recvreq->req_recv);
recvreq->req_recv.req_base.req_type = MCA_PML_REQUEST_RECV;
MCA_PML_BFO_RECV_REQUEST_INIT(recvreq,
buf,
count, datatype,
src, tag, comm, false);
OBJ_RELEASE(comm);
PERUSE_TRACE_COMM_EVENT (PERUSE_COMM_REQ_ACTIVATE,
&((recvreq)->req_recv.req_base),
PERUSE_RECV);
/* init/re-init the request */
recvreq->req_lock = 0;
recvreq->req_pipeline_depth = 0;
recvreq->req_bytes_received = 0;
recvreq->req_rdma_cnt = 0;
recvreq->req_rdma_idx = 0;
recvreq->req_pending = false;
MCA_PML_BASE_RECV_START(&recvreq->req_recv.req_base);
/* Note - sequence number already assigned */
recvreq->req_recv.req_base.req_sequence = seq;
proc = &bfo_comm->procs[recvreq->req_recv.req_base.req_peer];
recvreq->req_recv.req_base.req_proc = proc->ompi_proc;
prepare_recv_req_converter(recvreq);
/* we can't go through the match, since we already have the match.
Cheat and do what REQUEST_START does, but without the frag
search */
hdr = (mca_pml_bfo_hdr_t*)frag->segments->seg_addr.pval;
switch(hdr->hdr_common.hdr_type) {
case MCA_PML_BFO_HDR_TYPE_MATCH:
mca_pml_bfo_recv_request_progress_match(recvreq, frag->btl, frag->segments,
frag->num_segments);
break;
case MCA_PML_BFO_HDR_TYPE_RNDV:
mca_pml_bfo_recv_request_progress_rndv(recvreq, frag->btl, frag->segments,
frag->num_segments);
break;
case MCA_PML_BFO_HDR_TYPE_RGET:
mca_pml_bfo_recv_request_progress_rget(recvreq, frag->btl, frag->segments,
frag->num_segments);
break;
default:
assert(0);
}
ompi_message_return(*message);
*message = MPI_MESSAGE_NULL;
ompi_request_wait_completion(&(recvreq->req_recv.req_base.req_ompi));
MCA_PML_BFO_RECV_FRAG_RETURN(frag);
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;
ompi_request_free( (ompi_request_t**)&recvreq );
return rc;
}
int
mca_pml_bfo_imrecv( void *buf,
size_t count,
ompi_datatype_t *datatype,
struct ompi_message_t **message,
struct ompi_request_t **request )
{
mca_pml_bfo_recv_frag_t* frag;
mca_pml_bfo_recv_request_t *recvreq;
mca_pml_bfo_hdr_t *hdr;
int src, tag;
ompi_communicator_t *comm;
mca_pml_bfo_comm_proc_t* proc;
mca_pml_bfo_comm_t* bfo_comm;
uint64_t seq;
/* get the request from the message and the frag from the request
before we overwrite everything */
recvreq = (mca_pml_bfo_recv_request_t*) (*message)->req_ptr;
frag = (mca_pml_bfo_recv_frag_t*) recvreq->req_recv.req_base.req_addr;
src = recvreq->req_recv.req_base.req_ompi.req_status.MPI_SOURCE;
tag = recvreq->req_recv.req_base.req_ompi.req_status.MPI_TAG;
comm = (*message)->comm;
bfo_comm = recvreq->req_recv.req_base.req_comm->c_pml_comm;
seq = recvreq->req_recv.req_base.req_sequence;
/* make the request a recv request again */
recvreq->req_recv.req_base.req_type = MCA_PML_REQUEST_RECV;
MCA_PML_BFO_RECV_REQUEST_INIT(recvreq,
buf,
count, datatype,
src, tag, comm, false);
PERUSE_TRACE_COMM_EVENT (PERUSE_COMM_REQ_ACTIVATE,
&((recvreq)->req_recv.req_base),
PERUSE_RECV);
/* init/re-init the request */
recvreq->req_lock = 0;
recvreq->req_pipeline_depth = 0;
recvreq->req_bytes_received = 0;
/* What about req_rdma_cnt ? */
recvreq->req_rdma_idx = 0;
recvreq->req_pending = false;
recvreq->req_ack_sent = false;
MCA_PML_BASE_RECV_START(&recvreq->req_recv.req_base);
/* Note - sequence number already assigned */
recvreq->req_recv.req_base.req_sequence = seq;
proc = &bfo_comm->procs[recvreq->req_recv.req_base.req_peer];
recvreq->req_recv.req_base.req_proc = proc->ompi_proc;
prepare_recv_req_converter(recvreq);
/* we can't go throught he match, since we already have the match.
Cheat and do what REQUEST_START does, but without the frag
search */
hdr = (mca_pml_bfo_hdr_t*)frag->segments->seg_addr.pval;
switch(hdr->hdr_common.hdr_type) {
case MCA_PML_BFO_HDR_TYPE_MATCH:
mca_pml_bfo_recv_request_progress_match(recvreq, frag->btl, frag->segments,
frag->num_segments);
break;
case MCA_PML_BFO_HDR_TYPE_RNDV:
mca_pml_bfo_recv_request_progress_rndv(recvreq, frag->btl, frag->segments,
frag->num_segments);
break;
case MCA_PML_BFO_HDR_TYPE_RGET:
mca_pml_bfo_recv_request_progress_rget(recvreq, frag->btl, frag->segments,
frag->num_segments);
break;
default:
assert(0);
}
MCA_PML_BFO_RECV_FRAG_RETURN(frag);
ompi_message_return(*message);
*message = MPI_MESSAGE_NULL;
*request = (ompi_request_t *) recvreq;
return OMPI_SUCCESS;
}
