104 строки
3.1 KiB
C
104 строки
3.1 KiB
C
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/*
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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 (c) 2006 Voltaire. All rights reserved.
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* Copyright (c) 2012 NVIDIA Corporation. 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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/**
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* @file
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*/
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#ifndef MCA_MPOOL_GPUSM_H
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#define MCA_MPOOL_GPUSM_H
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#include "ompi_config.h"
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#include "opal/class/opal_list.h"
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#include "ompi/class/ompi_free_list.h"
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#include "ompi/mca/mpool/mpool.h"
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BEGIN_C_DECLS
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#define MEMHANDLE_SIZE 8
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#define EVTHANDLE_SIZE 8
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struct mca_mpool_gpusm_registration_t {
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mca_mpool_base_registration_t base;
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uint64_t memHandle[MEMHANDLE_SIZE];
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uint64_t evtHandle[EVTHANDLE_SIZE];
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uint64_t event;
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};
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typedef struct mca_mpool_gpusm_registration_t mca_mpool_gpusm_registration_t;
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OMPI_DECLSPEC OBJ_CLASS_DECLARATION(mca_mpool_gpusm_registration_t);
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struct mca_mpool_gpusm_component_t {
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mca_mpool_base_component_t super;
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};
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typedef struct mca_mpool_gpusm_component_t mca_mpool_gpusm_component_t;
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OMPI_DECLSPEC extern mca_mpool_gpusm_component_t mca_mpool_gpusm_component;
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struct mca_mpool_base_resources_t {
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void *reg_data;
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size_t sizeof_reg;
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int (*register_mem)(void *base, size_t size, mca_mpool_base_registration_t *newreg,
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mca_mpool_base_registration_t *hdrreg);
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int (*deregister_mem)(void *reg_data, mca_mpool_base_registration_t *reg);
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};
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typedef struct mca_mpool_base_resources_t mca_mpool_base_resources_t;
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struct mca_mpool_gpusm_module_t {
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mca_mpool_base_module_t super;
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struct mca_mpool_base_resources_t resources;
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ompi_free_list_t reg_list;
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}; typedef struct mca_mpool_gpusm_module_t mca_mpool_gpusm_module_t;
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/*
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* Initializes the mpool module.
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*/
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void mca_mpool_gpusm_module_init(mca_mpool_gpusm_module_t *mpool);
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/**
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* register block of memory
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*/
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int mca_mpool_gpusm_register(mca_mpool_base_module_t* mpool, void *addr,
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size_t size, uint32_t flags, mca_mpool_base_registration_t **reg);
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/**
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* deregister memory
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*/
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int mca_mpool_gpusm_deregister(mca_mpool_base_module_t *mpool,
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mca_mpool_base_registration_t *reg);
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/**
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* find registration for a given block of memory
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*/
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int mca_mpool_gpusm_find(struct mca_mpool_base_module_t* mpool, void* addr,
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size_t size, mca_mpool_base_registration_t **reg);
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/**
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* finalize mpool
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*/
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void mca_mpool_gpusm_finalize(struct mca_mpool_base_module_t *mpool);
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/**
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* Fault Tolerance Event Notification Function
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* @param state Checkpoint Stae
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* @return OMPI_SUCCESS or failure status
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*/
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int mca_mpool_gpusm_ft_event(int state);
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END_C_DECLS
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#endif
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