mm.h File Reference

Memory Manager main header. More...

#include <stdlib.h>
#include <sys/mman.h>
#include <pthread.h>
#include <core/core.h>
#include <arch/atomic.h>
#include <mm/dymelor.h>

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Data Structures
struct	segment
struct	buddy
struct	slab_header
struct	slab_chain
struct	memory_map

Macros
#define	PAGE_SIZE
#define	PER_LP_PREALLOCATED_MEMORY   (262144L * PAGE_SIZE)
#define	BUDDY_GRANULARITY   PAGE_SIZE

Functions
bool	allocator_init (void)
void	allocator_fini (void)
void	segment_init (void)
struct segment *	get_segment (GID_t i)
void *	get_base_pointer (GID_t gid)
void	initialize_memory_map (struct lp_struct *lp)
void	finalize_memory_map (struct lp_struct *lp)
struct buddy *	buddy_new (struct lp_struct *, unsigned long num_of_fragments)
void	buddy_destroy (struct buddy *)
struct slab_chain *	slab_init (const size_t itemsize)
void *	slab_alloc (struct slab_chain *const sch)
void	slab_free (struct slab_chain *const sch, const void *const addr)

Variables
size_t	__page_size

Detailed Description

Memory Manager main header.

Memory Manager main header

Copyright

Copyright (C) 2008-2019 HPDCS Group https://hpdcs.github.io

This file is part of ROOT-Sim (ROme OpTimistic Simulator).

ROOT-Sim is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; only version 3 of the License applies.

ROOT-Sim is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with ROOT-Sim; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

Author

Alessandro Pellegrini

Francesco Quaglia

Definition in file mm.h.

Macro Definition Documentation

#define PAGE_SIZE

Value:

({ \
            if(unlikely(__page_size == 0))\
                __page_size = getpagesize();\
            __page_size;\
          })

Definition at line 51 of file mm.h.