88 строки
2.1 KiB
C
88 строки
2.1 KiB
C
/*
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* Copyright (c) 2013-2014 Intel, Inc. All rights reserved
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*
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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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#ifndef OMPI_MTL_OFI_REQUEST_H
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#define OMPI_MTL_OFI_REQUEST_H
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#include "opal/datatype/opal_convertor.h"
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#include "ompi/mca/mtl/mtl.h"
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#define TO_OFI_REQ(_ptr_ctx) \
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container_of((_ptr_ctx), struct ompi_mtl_ofi_request_t, ctx)
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struct ompi_mtl_ofi_message_t;
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typedef enum {
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OMPI_MTL_OFI_SEND,
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OMPI_MTL_OFI_RECV,
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OMPI_MTL_OFI_ACK,
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OMPI_MTL_OFI_PROBE
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} ompi_mtl_ofi_request_type_t;
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struct ompi_mtl_ofi_request_t;
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struct ompi_mtl_ofi_request_t {
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struct mca_mtl_request_t super;
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/** OFI Request type */
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ompi_mtl_ofi_request_type_t type;
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/** OFI context */
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struct fi_context ctx;
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/** Completion count used by blocking and/or synchronous operations */
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volatile int completion_count;
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/** Event callback */
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int (*event_callback)(struct fi_cq_tagged_entry *wc,
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struct ompi_mtl_ofi_request_t*);
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/** Error callback */
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int (*error_callback)(struct fi_cq_err_entry *error,
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struct ompi_mtl_ofi_request_t*);
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/** Request status */
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struct ompi_status_public_t status;
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/** Match state used by Probe */
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int match_state;
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/** Associated message */
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struct ompi_mtl_ofi_message_t *message;
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/** Reference to the communicator used to */
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/* lookup source of an ANY_SOURCE Recv */
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struct ompi_communicator_t *comm;
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/** Pack buffer */
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void *buffer;
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/** Pack buffer size */
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size_t length;
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/** Pack buffer convertor */
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struct opal_convertor_t *convertor;
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/** Flag to prevent MPI_Cancel from cancelling a started Recv request */
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volatile bool req_started;
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/** Request's tag used in case of an error. */
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uint64_t match_bits;
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/** Remote OFI address used when a Recv needs to be ACKed */
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fi_addr_t remote_addr;
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/** Parent request which needs to be ACKed (e.g. Synchronous Send) */
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struct ompi_mtl_ofi_request_t *parent;
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};
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typedef struct ompi_mtl_ofi_request_t ompi_mtl_ofi_request_t;
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#endif
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