Server : Apache/2.4.41 (Ubuntu) System : Linux absol.cf 5.4.0-198-generic #218-Ubuntu SMP Fri Sep 27 20:18:53 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /etc/alternatives/mpi/openmpi/opal/mca/rcache/base/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

/* -*- 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) 2004-2007 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) 2009      IBM Corporation.  All rights reserved.
 *
 * Copyright (c) 2013      Cisco Systems, Inc.  All rights reserved.
 * Copyright (c) 2015-2018 Los Alamos National Security, LLC. All rights
 *                         reserved.
 * $COPYRIGHT$
 *
 * Additional copyrights may follow
 *
 * $HEADER$
 */
/**
  * @file
  * Registation cache VMA tree implementation
  */
#ifndef MCA_RCACHE_BASE_VMA_TREE_H
#define MCA_RCACHE_BASE_VMA_TREE_H

#include "opal_config.h"

#include "opal/mca/rcache/rcache.h"
#include "rcache_base_vma.h"

/*
 * initialize the vma tree
 */
int mca_rcache_base_vma_tree_init (mca_rcache_base_vma_module_t *vma_module);

/*
 * clean up the vma tree
 */
void mca_rcache_base_vma_tree_finalize(mca_rcache_base_vma_module_t *vma_module);

/**
 *  Returns the item in the vma tree
 */
mca_rcache_base_registration_t *mca_rcache_base_vma_tree_find (mca_rcache_base_vma_module_t *vma_module,
                                                               unsigned char *base,
                                                               unsigned char *bound);
/**
 * Returns all registration that overlaps given memory region
 */
int mca_rcache_base_vma_tree_find_all (
        mca_rcache_base_vma_module_t *vma_module, unsigned char *base,
        unsigned char *bound, mca_rcache_base_registration_t **regs,
        int reg_cnt);

/*
 * insert an item in the vma tree
 */
int mca_rcache_base_vma_tree_insert (mca_rcache_base_vma_module_t *vma_module,
                                     mca_rcache_base_registration_t* reg, size_t limit);

/*
 * remove an item from the vma tree
 */
int mca_rcache_base_vma_tree_delete (mca_rcache_base_vma_module_t *vma_module,
                                     mca_rcache_base_registration_t *reg);

/*
 * Dump out the contents of the rcache for debugging.
 */
void mca_rcache_base_vma_tree_dump_range (mca_rcache_base_vma_module_t *vma_module,
                                          unsigned char *base, size_t size, char *msg);


/*
 * Iterate over matching registration handles in the tree.
 */
int mca_rcache_base_vma_tree_iterate (mca_rcache_base_vma_module_t *vma_module,
                                      unsigned char *base, size_t size, bool partial_ok,
                                      int (*callback_fn) (struct mca_rcache_base_registration_t *, void *),
                                      void *ctx);

/**
 * @brief Get the current size of the vma tree
 *
 * @param[in] vma_module   rcache vma tree module
 *
 * @returns the current number of vma regions in the tree
 */
size_t mca_rcache_base_vma_tree_size (mca_rcache_base_vma_module_t *vma_module);

#endif /* MCA_RCACHE_BASE_VMA_TREE_H */