dadca7da88
This merge adds Checkpoint/Restart support to Open MPI. The initial frameworks and components support a LAM/MPI-like implementation. This commit follows the risk assessment presented to the Open MPI core development group on Feb. 22, 2007. This commit closes trac:158 More details to follow. This commit was SVN r14051. The following SVN revisions from the original message are invalid or inconsistent and therefore were not cross-referenced: r13912 The following Trac tickets were found above: Ticket 158 --> https://svn.open-mpi.org/trac/ompi/ticket/158
169 строки
4.5 KiB
C
169 строки
4.5 KiB
C
/*
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* Copyright (c) 2004-2007 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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#ifndef MCA_MPOOL_UDAPL_H
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#define MCA_MPOOL_UDAPL_H
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#include "ompi_config.h"
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#include <dat/udat.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 "opal/event/event.h"
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#include "ompi/mca/mpool/mpool.h"
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#include "ompi/mca/allocator/allocator.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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struct mca_mpool_udapl_component_t {
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mca_mpool_base_component_t super;
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char* rcache_name;
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};
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typedef struct mca_mpool_udapl_component_t mca_mpool_udapl_component_t;
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OMPI_DECLSPEC extern mca_mpool_udapl_component_t mca_mpool_udapl_component;
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struct mca_mpool_base_resources_t {
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DAT_IA_HANDLE udapl_ia; /* interface adapter */
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DAT_PZ_HANDLE udapl_pz; /* protection zone */
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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_udapl_module_t {
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mca_mpool_base_module_t super;
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struct mca_mpool_base_resources_t udapl_res;
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};
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typedef struct mca_mpool_udapl_module_t mca_mpool_udapl_module_t;
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struct mca_mpool_udapl_registration_t {
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mca_mpool_base_registration_t base_reg;
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DAT_LMR_HANDLE lmr; /* local memory region (LMR) */
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DAT_LMR_TRIPLET lmr_triplet; /* LMR triplet - context, address, length */
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DAT_RMR_CONTEXT rmr_context; /* remote memory region context handle */
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};
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typedef struct mca_mpool_udapl_registration_t mca_mpool_udapl_registration_t;
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OBJ_CLASS_DECLARATION(mca_mpool_udapl_registration_t);
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/**
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* Report a uDAPL error - for debugging
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*/
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#if OMPI_ENABLE_DEBUG
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extern void mca_mpool_udapl_error(DAT_RETURN ret, char* str);
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#define MCA_MPOOL_UDAPL_ERROR(ret, str) \
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mca_mpool_udapl_error((ret), (str));
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#else
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#define MCA_MPOOL_UDAPL_ERROR(ret, str)
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#endif
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/*
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* Initializes the mpool module.
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*/
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void mca_mpool_udapl_module_init(mca_mpool_udapl_module_t* mpool);
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/*
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* Returns base address of shared memory mapping.
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*/
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void* mca_mpool_udapl_base(mca_mpool_base_module_t*);
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/**
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* Allocate block of shared memory.
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*/
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void* mca_mpool_udapl_alloc(
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mca_mpool_base_module_t* mpool,
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size_t size,
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size_t align,
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uint32_t flags,
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mca_mpool_base_registration_t** registration);
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/**
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* realloc function typedef
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*/
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void* mca_mpool_udapl_realloc(
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mca_mpool_base_module_t* mpool,
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void* addr,
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size_t size,
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mca_mpool_base_registration_t** registration);
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/**
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* register function typedef
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*/
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int mca_mpool_udapl_register(
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mca_mpool_base_module_t* mpool,
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void *addr,
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size_t size,
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uint32_t flags,
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mca_mpool_base_registration_t** registration);
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int mca_mpool_udapl_deregister(
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mca_mpool_base_module_t* mpool,
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mca_mpool_base_registration_t*);
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/**
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* free function typedef
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*/
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void mca_mpool_udapl_free(
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mca_mpool_base_module_t* mpool,
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void * addr,
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mca_mpool_base_registration_t* registration);
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int mca_mpool_udapl_find(
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struct mca_mpool_base_module_t* mpool,
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void* addr,
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size_t size,
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ompi_pointer_array_t *regs,
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uint32_t *cnt
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);
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int mca_mpool_udapl_release(
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struct mca_mpool_base_module_t* mpool,
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mca_mpool_base_registration_t* registration
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);
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int mca_mpool_udapl_retain(
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struct mca_mpool_base_module_t* mpool,
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mca_mpool_base_registration_t* registration
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);
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void* mca_common_udapl_segment_alloc(
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struct mca_mpool_base_module_t* module,
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size_t* size,
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mca_mpool_base_registration_t** registration);
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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_udapl_ft_event(int state);
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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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