e33c35112b
the one that will be modified by Ralph for the ORTE 2.0. The missing ones are in the rsh PLS. This commit was SVN r11476.
151 строка
7.0 KiB
C
151 строка
7.0 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2006 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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/**
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* @file
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*/
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#ifndef MCA_PML_BASE_SEND_REQUEST_H
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#define MCA_PML_BASE_SEND_REQUEST_H
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#include "ompi_config.h"
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#include "ompi/mca/pml/pml.h"
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#include "ompi/mca/pml/base/pml_base_request.h"
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#include "ompi/datatype/datatype.h"
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#include "ompi/datatype/convertor.h"
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#include "ompi/peruse/peruse-internal.h"
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#if defined(c_plusplus) || defined(__cplusplus)
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extern "C" {
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#endif
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OMPI_DECLSPEC extern opal_class_t mca_pml_base_send_request_t_class;
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/**
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* Base type for send requests
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*/
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struct mca_pml_base_send_request_t {
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mca_pml_base_request_t req_base; /** base request type - common data structure for use by wait/test */
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void *req_addr; /**< pointer to send buffer - may not be application buffer */
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size_t req_bytes_packed; /**< packed size of a message given the datatype and count */
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mca_pml_base_send_mode_t req_send_mode; /**< type of send */
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ompi_convertor_t req_convertor; /**< convertor that describes this datatype */
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};
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typedef struct mca_pml_base_send_request_t mca_pml_base_send_request_t;
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/**
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* Initialize a send request with call parameters.
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*
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* @param request (IN) Send request
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* @param addr (IN) User buffer
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* @param count (IN) Number of elements of indicated datatype.
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* @param datatype (IN) User defined datatype
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* @param peer (IN) Destination rank
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* @param tag (IN) User defined tag
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* @param comm (IN) Communicator
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* @param mode (IN) Send mode (STANDARD,BUFFERED,SYNCHRONOUS,READY)
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* @param persistent (IN) Is request persistent.
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*
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* Perform a any one-time initialization. Note that per-use initialization
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* is done in the send request start routine.
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*/
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#define MCA_PML_BASE_SEND_REQUEST_INIT( request, \
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addr, \
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count, \
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datatype, \
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peer, \
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tag, \
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comm, \
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mode, \
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persistent) \
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{ \
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/* increment reference counts */ \
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OBJ_RETAIN(comm); \
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OBJ_RETAIN(datatype); \
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\
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OMPI_REQUEST_INIT(&(request)->req_base.req_ompi, persistent); \
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(request)->req_addr = addr; \
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(request)->req_send_mode = mode; \
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(request)->req_base.req_addr = addr; \
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(request)->req_base.req_count = count; \
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(request)->req_base.req_datatype = datatype; \
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(request)->req_base.req_peer = (int32_t)peer; \
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(request)->req_base.req_tag = (int32_t)tag; \
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(request)->req_base.req_comm = comm; \
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/* (request)->req_base.req_proc is set on request allocation */ \
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(request)->req_base.req_pml_complete = OPAL_INT_TO_BOOL(persistent); \
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(request)->req_base.req_free_called = false; \
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(request)->req_base.req_ompi.req_status._cancelled = 0; \
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\
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/* initialize datatype convertor for this request */ \
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if(count > 0) { \
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/* We will create a convertor specialized for the */ \
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/* remote architecture and prepared with the datatype. */ \
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ompi_convertor_copy_and_prepare_for_send( \
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(request)->req_base.req_proc->proc_convertor, \
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(request)->req_base.req_datatype, \
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(request)->req_base.req_count, \
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(request)->req_base.req_addr, \
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0, \
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&(request)->req_convertor ); \
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ompi_convertor_get_packed_size( &(request)->req_convertor, \
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&((request)->req_bytes_packed) );\
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} else { \
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(request)->req_bytes_packed = 0; \
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} \
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PERUSE_TRACE_COMM_EVENT (PERUSE_COMM_REQ_ACTIVATE, \
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&(request)->req_base, \
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PERUSE_SEND); \
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}
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/**
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* Mark the request as started from the PML base point of view.
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*
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* @param request (IN) The send request.
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*/
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#define MCA_PML_BASE_SEND_START( request ) \
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do { \
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(request)->req_pml_complete = false; \
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(request)->req_ompi.req_complete = false; \
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(request)->req_ompi.req_state = OMPI_REQUEST_ACTIVE; \
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(request)->req_ompi.req_status._cancelled = 0; \
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} while (0)
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/**
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* Release the ref counts on the communicator and datatype.
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*
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* @param request (IN) The send request.
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*/
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#define MCA_PML_BASE_SEND_REQUEST_FINI( request ) \
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do { \
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OMPI_REQUEST_FINI(&(request)->req_base.req_ompi); \
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OBJ_RELEASE((request)->req_base.req_comm); \
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OBJ_RELEASE((request)->req_base.req_datatype); \
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ompi_convertor_cleanup( &((request)->req_convertor) ); \
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} while (0)
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#if defined(c_plusplus) || defined(__cplusplus)
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}
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#endif
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#endif
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