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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2006 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2006 Voltaire. All rights reserved.
* Copyright (c) 2012-2015 NVIDIA Corporation. All rights reserved.
* Copyright (c) 2015 Los Alamos National Security, LLC. All rights
* reserved.
*
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
/**
* @file
*/
#ifndef MCA_RCACHE_RGPUSM_H
#define MCA_RCACHE_RGPUSM_H
#include "opal_config.h"
#include "opal/class/opal_free_list.h"
#include "opal/class/opal_list.h"
#include "opal/mca/rcache/rcache.h"
BEGIN_C_DECLS
struct mca_rcache_rgpusm_component_t {
mca_rcache_base_component_t super;
char *rcache_name;
unsigned long long rcache_size_limit;
bool print_stats;
int leave_pinned;
int output;
bool empty_cache;
};
typedef struct mca_rcache_rgpusm_component_t mca_rcache_rgpusm_component_t;
OPAL_DECLSPEC extern mca_rcache_rgpusm_component_t mca_rcache_rgpusm_component;
struct mca_rcache_rgpusm_module_t {
mca_rcache_base_module_t super;
opal_free_list_t reg_list;
opal_list_t lru_list;
uint32_t stat_cache_hit;
uint32_t stat_cache_valid;
uint32_t stat_cache_invalid;
uint32_t stat_cache_miss;
uint32_t stat_evicted;
uint32_t stat_cache_found;
uint32_t stat_cache_notfound;
mca_rcache_base_vma_module_t *vma_module;
};
typedef struct mca_rcache_rgpusm_module_t mca_rcache_rgpusm_module_t;
/*
* Initializes the rcache module.
*/
void mca_rcache_rgpusm_module_init(mca_rcache_rgpusm_module_t *rcache);
/**
* register block of memory
*/
int mca_rcache_rgpusm_register(mca_rcache_base_module_t *rcache, void *addr, size_t size,
uint32_t flags, int32_t access_flags,
mca_rcache_base_registration_t **reg);
/**
* deregister memory
*/
int mca_rcache_rgpusm_deregister(mca_rcache_base_module_t *rcache,
mca_rcache_base_registration_t *reg);
/**
* free memory allocated by alloc function
*/
void mca_rcache_rgpusm_free(mca_rcache_base_module_t *rcache, void *addr,
mca_rcache_base_registration_t *reg);
/**
* find registration for a given block of memory
*/
int mca_rcache_rgpusm_find(struct mca_rcache_base_module_t *rcache, void *addr, size_t size,
mca_rcache_base_registration_t **reg);
/**
* unregister all registration covering the block of memory
*/
int mca_rcache_rgpusm_release_memory(mca_rcache_base_module_t *rcache, void *base, size_t size);
/**
* finalize rcache
*/
void mca_rcache_rgpusm_finalize(struct mca_rcache_base_module_t *rcache);
END_C_DECLS
#endif
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