73 строки
2.1 KiB
C
73 строки
2.1 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University.
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* All rights reserved.
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* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
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* All rights 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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* utility functions for dealing with remote datatype and op structures
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*/
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#include "mpi.h"
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#include "ompi/datatype/datatype.h"
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static inline
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struct ompi_datatype_t*
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ompi_osc_rdma_datatype_create(ompi_proc_t *remote_proc, void **payload)
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{
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struct ompi_datatype_t *datatype =
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ompi_ddt_create_from_packed_description(payload, remote_proc);
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if (ompi_ddt_is_predefined(datatype)) OBJ_RETAIN(datatype);
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return datatype;
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}
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static inline
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ompi_op_t *
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ompi_osc_rdma_op_create(int op_id)
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{
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ompi_op_t *op = MPI_Op_f2c(op_id);
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OBJ_RETAIN(op);
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return op;
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}
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int ompi_osc_rdma_process_op(ompi_osc_rdma_module_t *module,
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ompi_osc_rdma_send_header_t *header,
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struct ompi_datatype_t *datatype,
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ompi_op_t *op,
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void *inbuf,
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size_t inbuflen);
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/**
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* Convert a window index number into a module instance.
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*/
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static inline ompi_osc_rdma_module_t*
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ompi_osc_rdma_windx_to_module(uint32_t windx)
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{
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int ret;
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ompi_osc_rdma_module_t *module;
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/* find the right module and dispatch */
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ret = opal_hash_table_get_value_uint32(&mca_osc_rdma_component.p2p_c_modules,
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windx,
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(void**) (&module));
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if (OMPI_SUCCESS != ret) {
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opal_output(0, "Could not translate windx %d to a local MPI_Win instance",
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windx);
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return NULL;
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}
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return module;
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}
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