190e7a27cd
udapl/openib/vapi/gm mpools a deprecated. rdma mpool has parameter that allows to limit its size mpool_rdma_rcache_size_limit (default is 0 - unlimited). This commit was SVN r12878.
98 строки
3.0 KiB
C
98 строки
3.0 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) 2004-2005 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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*
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* Copyright (c) 2006 Voltaire. 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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* Description of the Registration Cache framework
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*/
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#ifndef MCA_RCACHE_VMA_TREE_H
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#define MCA_RCACHE_VMA_TREE_H
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#include "opal/mca/mca.h"
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#include "ompi/info/info.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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#include "rcache_vma.h"
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/*
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* Data structures for the tree of allocated memory
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*/
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struct mca_rcache_vma_reg_list_item_t
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{
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opal_list_item_t super;
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mca_mpool_base_registration_t *reg;
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};
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typedef struct mca_rcache_vma_reg_list_item_t mca_rcache_vma_reg_list_item_t;
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OBJ_CLASS_DECLARATION(mca_rcache_vma_reg_list_item_t);
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/**
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* The item in the vma_tree itself
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*/
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struct mca_rcache_vma_t
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{
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opal_list_item_t super; /**< the parent class */
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uintptr_t start; /**< the base of the memory range */
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uintptr_t end; /**< the bound of the memory range */
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opal_list_t reg_list; /**< list of regs on this vma */
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mca_rcache_vma_module_t *rcache; /**< pointer to rcache vma belongs to */
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};
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typedef struct mca_rcache_vma_t mca_rcache_vma_t;
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OBJ_CLASS_DECLARATION(mca_rcache_vma_t);
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/*
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* initialize the vma tree
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*/
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int mca_rcache_vma_tree_init(mca_rcache_vma_module_t* rcache);
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/**
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* Returns the item in the vma tree
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*/
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mca_mpool_base_registration_t* mca_rcache_vma_tree_find(
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mca_rcache_vma_module_t* rcache,
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unsigned char* base,
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unsigned char *bound
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);
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/**
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* Returns all registration that overlaps given memory region
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*/
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int mca_rcache_vma_tree_find_all(
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mca_rcache_vma_module_t *vma_rcache, unsigned char *base,
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unsigned char *bound, ompi_pointer_array_t *regs);
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/*
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* insert an item in the vma tree
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*/
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int mca_rcache_vma_tree_insert(mca_rcache_vma_module_t* rcache,
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mca_mpool_base_registration_t* reg, size_t limit);
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/*
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* remove an item from the vma tree
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*/
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int mca_rcache_vma_tree_delete(
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mca_rcache_vma_module_t* rcache,
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mca_mpool_base_registration_t* reg
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);
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#endif /* MCA_RCACHE_VMA_TREE_H */
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