eb45a5e402
request in the base request. Rearrange the fields to keep the data together. Remove some useless tests. This commit was SVN r12482.
293 строки
15 KiB
C
293 строки
15 KiB
C
/*
|
|
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
|
|
* University Research and Technology
|
|
* Corporation. All rights reserved.
|
|
* Copyright (c) 2004-2006 The University of Tennessee and The University
|
|
* of Tennessee Research Foundation. All rights
|
|
* reserved.
|
|
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
|
|
* University of Stuttgart. All rights reserved.
|
|
* Copyright (c) 2004-2006 The Regents of the University of California.
|
|
* All rights reserved.
|
|
* $COPYRIGHT$
|
|
*
|
|
* Additional copyrights may follow
|
|
*
|
|
* $HEADER$
|
|
*/
|
|
|
|
#ifndef PML_CM_RECVREQ_H
|
|
#define PML_CM_RECVREQ_H
|
|
|
|
#include "pml_cm_request.h"
|
|
#include "ompi/mca/pml/base/pml_base_recvreq.h"
|
|
#include "ompi/mca/mtl/mtl.h"
|
|
|
|
struct mca_pml_cm_thin_recv_request_t {
|
|
mca_pml_cm_request_t req_base;
|
|
};
|
|
typedef struct mca_pml_cm_thin_recv_request_t mca_pml_cm_thin_recv_request_t;
|
|
OMPI_DECLSPEC OBJ_CLASS_DECLARATION(mca_pml_cm_thin_recv_request_t);
|
|
|
|
struct mca_pml_cm_hvy_recv_request_t {
|
|
mca_pml_cm_request_t req_base;
|
|
void *req_addr; /**< pointer to application buffer */
|
|
size_t req_count; /**< count of user datatype elements */
|
|
int32_t req_peer; /**< peer process - rank w/in this communicator */
|
|
int32_t req_tag; /**< user defined tag */
|
|
void *req_buff; /**< pointer to send buffer - may not be application buffer */
|
|
size_t req_bytes_packed; /**< packed size of a message given the datatype and count */
|
|
bool req_blocking;
|
|
};
|
|
typedef struct mca_pml_cm_hvy_recv_request_t mca_pml_cm_hvy_recv_request_t;
|
|
|
|
OMPI_DECLSPEC OBJ_CLASS_DECLARATION(mca_pml_cm_hvy_recv_request_t);
|
|
|
|
/**
|
|
* Allocate a recv request from the modules free list.
|
|
*
|
|
* @param rc (OUT) OMPI_SUCCESS or error status on failure.
|
|
* @return Receive request.
|
|
*/
|
|
#define MCA_PML_CM_THIN_RECV_REQUEST_ALLOC(recvreq, rc) \
|
|
do { \
|
|
ompi_free_list_item_t*item; \
|
|
OMPI_FREE_LIST_GET(&ompi_pml_cm.cm_thin_recv_requests, item, rc); \
|
|
recvreq = (mca_pml_cm_thin_recv_request_t*) item; \
|
|
} while (0)
|
|
|
|
#define MCA_PML_CM_HVY_RECV_REQUEST_ALLOC(recvreq, rc) \
|
|
do { \
|
|
ompi_free_list_item_t*item; \
|
|
OMPI_FREE_LIST_GET(&ompi_pml_cm.cm_hvy_recv_requests, item, rc); \
|
|
recvreq = (mca_pml_cm_hvy_recv_request_t*) item; \
|
|
} while (0)
|
|
|
|
|
|
/**
|
|
* Initialize a receive request with call parameters.
|
|
*
|
|
* @param request (IN) Receive request.
|
|
* @param addr (IN) User buffer.
|
|
* @param count (IN) Number of elements of indicated datatype.
|
|
* @param datatype (IN) User defined datatype.
|
|
* @param src (IN) Source rank w/in the communicator.
|
|
* @param tag (IN) User defined tag.
|
|
* @param comm (IN) Communicator.
|
|
* @param persistent (IN) Is this a ersistent request.
|
|
*/
|
|
#define MCA_PML_CM_THIN_RECV_REQUEST_INIT( request, \
|
|
ompi_proc, \
|
|
comm, \
|
|
tag, \
|
|
src, \
|
|
datatype, \
|
|
addr, \
|
|
count ) \
|
|
do { \
|
|
OMPI_REQUEST_INIT(&(request)->req_base.req_ompi, false); \
|
|
(request)->req_base.req_ompi.req_mpi_object.comm = comm; \
|
|
(request)->req_base.req_pml_complete = false; \
|
|
(request)->req_base.req_free_called = false; \
|
|
request->req_base.req_comm = comm; \
|
|
request->req_base.req_datatype = datatype; \
|
|
OBJ_RETAIN(comm); \
|
|
OBJ_RETAIN(datatype); \
|
|
\
|
|
if( MPI_ANY_SOURCE == src ) { \
|
|
ompi_proc = ompi_proc_local_proc; \
|
|
} else { \
|
|
ompi_proc = ompi_comm_peer_lookup( comm, src ); \
|
|
} \
|
|
ompi_convertor_copy_and_prepare_for_recv( \
|
|
ompi_proc->proc_convertor, \
|
|
datatype, \
|
|
count, \
|
|
addr, \
|
|
0, \
|
|
&(request)->req_base.req_convertor ); \
|
|
} while(0)
|
|
|
|
#define MCA_PML_CM_HVY_RECV_REQUEST_INIT( request, \
|
|
ompi_proc, \
|
|
comm, \
|
|
tag, \
|
|
src, \
|
|
datatype, \
|
|
addr, \
|
|
count, \
|
|
persistent) \
|
|
do { \
|
|
OMPI_REQUEST_INIT(&(request)->req_base.req_ompi, persistent); \
|
|
(request)->req_base.req_ompi.req_mpi_object.comm = comm; \
|
|
(request)->req_base.req_pml_complete = OPAL_INT_TO_BOOL(persistent); \
|
|
(request)->req_base.req_free_called = false; \
|
|
request->req_base.req_comm = comm; \
|
|
request->req_base.req_datatype = datatype; \
|
|
request->req_tag = tag; \
|
|
request->req_peer = src; \
|
|
request->req_addr = addr; \
|
|
request->req_count = count; \
|
|
OBJ_RETAIN(comm); \
|
|
OBJ_RETAIN(datatype); \
|
|
\
|
|
if( MPI_ANY_SOURCE == src ) { \
|
|
ompi_proc = ompi_proc_local_proc; \
|
|
} else { \
|
|
ompi_proc = ompi_comm_peer_lookup( comm, src ); \
|
|
} \
|
|
ompi_convertor_copy_and_prepare_for_recv( \
|
|
ompi_proc->proc_convertor, \
|
|
datatype, \
|
|
count, \
|
|
addr, \
|
|
0, \
|
|
&(request)->req_base.req_convertor ); \
|
|
} while(0)
|
|
|
|
|
|
/**
|
|
* Start an initialized request.
|
|
*
|
|
* @param request Receive request.
|
|
* @return OMPI_SUCESS or error status on failure.
|
|
*/
|
|
#define MCA_PML_CM_THIN_RECV_REQUEST_START(request, comm, tag, src, ret) \
|
|
do { \
|
|
/* init/re-init the request */ \
|
|
request->req_base.req_pml_complete = false; \
|
|
request->req_base.req_ompi.req_complete = false; \
|
|
request->req_base.req_ompi.req_state = OMPI_REQUEST_ACTIVE; \
|
|
\
|
|
/* always set the req_status.MPI_TAG to ANY_TAG before starting the \
|
|
* request. This field is used if cancelled to find out if the request \
|
|
* has been matched or not. \
|
|
*/ \
|
|
request->req_base.req_ompi.req_status.MPI_TAG = OMPI_ANY_TAG; \
|
|
request->req_base.req_ompi.req_status.MPI_ERROR = OMPI_SUCCESS; \
|
|
request->req_base.req_ompi.req_status._cancelled = 0; \
|
|
ret = OMPI_MTL_CALL(irecv(ompi_mtl, \
|
|
comm, \
|
|
src, \
|
|
tag, \
|
|
&recvreq->req_base.req_convertor, \
|
|
&recvreq->req_base.req_mtl)); \
|
|
} while (0)
|
|
|
|
|
|
#define MCA_PML_CM_HVY_RECV_REQUEST_START(request, ret) \
|
|
do { \
|
|
/* opal_output(0, "posting hvy request %d\n", request); */ \
|
|
/* init/re-init the request */ \
|
|
request->req_base.req_pml_complete = false; \
|
|
request->req_base.req_ompi.req_complete = false; \
|
|
request->req_base.req_ompi.req_state = OMPI_REQUEST_ACTIVE; \
|
|
\
|
|
/* always set the req_status.MPI_TAG to ANY_TAG before starting the \
|
|
* request. This field is used if cancelled to find out if the request \
|
|
* has been matched or not. \
|
|
*/ \
|
|
request->req_base.req_ompi.req_status.MPI_TAG = OMPI_ANY_TAG; \
|
|
request->req_base.req_ompi.req_status.MPI_ERROR = OMPI_SUCCESS; \
|
|
request->req_base.req_ompi.req_status._cancelled = 0; \
|
|
ret = OMPI_MTL_CALL(irecv(ompi_mtl, \
|
|
request->req_base.req_comm, \
|
|
request->req_peer, \
|
|
request->req_tag, \
|
|
&recvreq->req_base.req_convertor, \
|
|
&recvreq->req_base.req_mtl)); \
|
|
} while (0)
|
|
|
|
|
|
/**
|
|
* Mark the request as completed at MPI level for internal purposes.
|
|
*
|
|
* @param recvreq (IN) Receive request.
|
|
*/
|
|
#define MCA_PML_CM_THIN_RECV_REQUEST_MPI_COMPLETE( recvreq ) \
|
|
do { \
|
|
MCA_PML_BASE_REQUEST_MPI_COMPLETE( &(recvreq->req_base.req_ompi) ); \
|
|
} while (0)
|
|
|
|
|
|
/**
|
|
* Return a recv request to the modules free list.
|
|
*
|
|
* @param recvreq (IN) Receive request.
|
|
*/
|
|
#define MCA_PML_CM_THIN_RECV_REQUEST_PML_COMPLETE(recvreq) \
|
|
do { \
|
|
assert( false == recvreq->req_base.req_pml_complete ); \
|
|
\
|
|
OPAL_THREAD_LOCK(&ompi_request_lock); \
|
|
\
|
|
if( true == recvreq->req_base.req_free_called ) { \
|
|
MCA_PML_CM_THIN_RECV_REQUEST_RETURN( recvreq ); \
|
|
} else { \
|
|
recvreq->req_base.req_pml_complete = true; \
|
|
MCA_PML_BASE_REQUEST_MPI_COMPLETE( &(recvreq->req_base.req_ompi) ); \
|
|
} \
|
|
OPAL_THREAD_UNLOCK(&ompi_request_lock); \
|
|
} while(0)
|
|
|
|
|
|
|
|
|
|
/**
|
|
* Return a recv request to the modules free list.
|
|
*
|
|
* @param recvreq (IN) Receive request.
|
|
*/
|
|
#define MCA_PML_CM_HVY_RECV_REQUEST_PML_COMPLETE(recvreq) \
|
|
do { \
|
|
assert( false == recvreq->req_base.req_pml_complete ); \
|
|
\
|
|
OPAL_THREAD_LOCK(&ompi_request_lock); \
|
|
\
|
|
if( true == recvreq->req_base.req_free_called ) { \
|
|
MCA_PML_CM_HVY_RECV_REQUEST_RETURN( recvreq ); \
|
|
} else { \
|
|
/* initialize request status */ \
|
|
if(recvreq->req_base.req_ompi.req_persistent) { \
|
|
/* rewind convertor */ \
|
|
size_t offset = 0; \
|
|
ompi_convertor_set_position(&recvreq->req_base.req_convertor, &offset); \
|
|
} \
|
|
recvreq->req_base.req_pml_complete = true; \
|
|
MCA_PML_BASE_REQUEST_MPI_COMPLETE( &(recvreq->req_base.req_ompi) ); \
|
|
} \
|
|
OPAL_THREAD_UNLOCK(&ompi_request_lock); \
|
|
} while(0)
|
|
|
|
|
|
/**
|
|
* Free the PML receive request
|
|
*/
|
|
#define MCA_PML_CM_HVY_RECV_REQUEST_RETURN(recvreq) \
|
|
{ \
|
|
OBJ_RELEASE((recvreq)->req_base.req_comm); \
|
|
OBJ_RELEASE((recvreq)->req_base.req_datatype); \
|
|
OMPI_REQUEST_FINI(&(recvreq)->req_base.req_ompi); \
|
|
ompi_convertor_cleanup( &((recvreq)->req_base.req_convertor) ); \
|
|
OMPI_FREE_LIST_RETURN( &ompi_pml_cm.cm_hvy_recv_requests, \
|
|
(ompi_free_list_item_t*)(recvreq)); \
|
|
}
|
|
|
|
/**
|
|
* Free the PML receive request
|
|
*/
|
|
#define MCA_PML_CM_THIN_RECV_REQUEST_RETURN(recvreq) \
|
|
{ \
|
|
OBJ_RELEASE((recvreq)->req_base.req_comm); \
|
|
OBJ_RELEASE((recvreq)->req_base.req_datatype); \
|
|
OMPI_REQUEST_FINI(&(recvreq)->req_base.req_ompi); \
|
|
ompi_convertor_cleanup( &((recvreq)->req_base.req_convertor) ); \
|
|
OMPI_FREE_LIST_RETURN( &ompi_pml_cm.cm_thin_recv_requests, \
|
|
(ompi_free_list_item_t*)(recvreq)); \
|
|
}
|
|
|
|
|
|
#endif
|
|
|
|
|