PageAlloc.cpp File Reference

Page Allocator Implementation -*- C++ -*-. More...

#include "Galois/Runtime/mm/Mem.h"
#include "Galois/Runtime/ll/gio.h"
#include "Galois/Runtime/ll/StaticInstance.h"
#include <sys/mman.h>
#include <map>
#include <vector>
#include <numeric>

Classes
struct	anonymous_namespace{PageAlloc.cpp}::FreeNode
struct	anonymous_namespace{PageAlloc.cpp}::PAState
Namespaces
namespace	anonymous_namespace{PageAlloc.cpp}
Defines
#define	DoAllocLock   false
Typedefs
typedef Galois::Runtime::LL::PtrLock < FreeNode, true >	anonymous_namespace{PageAlloc.cpp}::HeadPtr
typedef Galois::Runtime::LL::CacheLineStorage < HeadPtr >	anonymous_namespace{PageAlloc.cpp}::HeadPtrStorage
Functions
void *	anonymous_namespace{PageAlloc.cpp}::allocFromOS ()
Variables
static const int	_PROT = PROT_READ | PROT_WRITE
static const int	_MAP_BASE = MAP_ANONYMOUS | MAP_PRIVATE
static Galois::Runtime::LL::StaticInstance < PAState >	anonymous_namespace{PageAlloc.cpp}::PA
static Galois::Runtime::LL::SimpleLock < DoAllocLock >	anonymous_namespace{PageAlloc.cpp}::allocLock
static Galois::Runtime::LL::SimpleLock < true >	anonymous_namespace{PageAlloc.cpp}::dataLock
static __thread HeadPtr *	anonymous_namespace{PageAlloc.cpp}::head = 0

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Detailed Description

Page Allocator Implementation -*- C++ -*-.

License

Galois, a framework to exploit amorphous data-parallelism in irregular programs.

Copyright (C) 2011, The University of Texas at Austin. All rights reserved. UNIVERSITY EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES CONCERNING THIS SOFTWARE AND DOCUMENTATION, INCLUDING ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR ANY PARTICULAR PURPOSE, NON-INFRINGEMENT AND WARRANTIES OF PERFORMANCE, AND ANY WARRANTY THAT MIGHT OTHERWISE ARISE FROM COURSE OF DEALING OR USAGE OF TRADE. NO WARRANTY IS EITHER EXPRESS OR IMPLIED WITH RESPECT TO THE USE OF THE SOFTWARE OR DOCUMENTATION. Under no circumstances shall University be liable for incidental, special, indirect, direct or consequential damages or loss of profits, interruption of business, or related expenses which may arise from use of Software or Documentation, including but not limited to those resulting from defects in Software and/or Documentation, or loss or inaccuracy of data of any kind.

Description

Author:

Andrew Lenharth <andrewl@lenharth.org>

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Define Documentation

#define DoAllocLock   false

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Variable Documentation

const int _MAP_BASE = MAP_ANONYMOUS | MAP_PRIVATE [static]

const int _PROT = PROT_READ | PROT_WRITE [static]