largepage.c File Reference

#include <sys/types.h>
#include <sys/mman.h>
#include "abti.h"

Include dependency graph for largepage.c:

Go to the source code of this file.

Macros
#define	ABTU_LP_PROTS   (PROT_READ | PROT_WRITE)
#define	ABTU_LP_USE_MMAP   0
#define	ABTU_LP_USE_HUGEPAGE   0

Functions
static void *	mmap_regular (size_t size)
static void *	mmap_hugepage (size_t size)
static void	mmap_free (void *p_page, size_t size)
int	ABTU_is_supported_largepage_type (size_t size, size_t alignment_hint, ABTU_MEM_LARGEPAGE_TYPE requested)
ABTU_ret_err int	ABTU_alloc_largepage (size_t size, size_t alignment_hint, const ABTU_MEM_LARGEPAGE_TYPE *requested_types, int num_requested_types, ABTU_MEM_LARGEPAGE_TYPE *p_actual, void **p_ptr)
void	ABTU_free_largepage (void *ptr, size_t size, ABTU_MEM_LARGEPAGE_TYPE type)

Macro Definition Documentation

ABTU_LP_PROTS

#define ABTU_LP_PROTS   (PROT_READ | PROT_WRITE)

Definition at line 11 of file largepage.c.

ABTU_LP_USE_HUGEPAGE

#define ABTU_LP_USE_HUGEPAGE   0

Definition at line 30 of file largepage.c.

ABTU_LP_USE_MMAP

#define ABTU_LP_USE_MMAP   0

Definition at line 20 of file largepage.c.

Function Documentation

ABTU_alloc_largepage()

ABTU_ret_err int ABTU_alloc_largepage	(	size_t	size,
		size_t	alignment_hint,
		const ABTU_MEM_LARGEPAGE_TYPE *	requested_types,
		int	num_requested_types,
		ABTU_MEM_LARGEPAGE_TYPE *	p_actual,
		void **	p_ptr
	)

Definition at line 90 of file largepage.c.

ABTU_free_largepage()

void ABTU_free_largepage	(	void *	ptr,
		size_t	size,
		ABTU_MEM_LARGEPAGE_TYPE	type
	)

Definition at line 132 of file largepage.c.

ABTU_is_supported_largepage_type()

int ABTU_is_supported_largepage_type	(	size_t	size,
		size_t	alignment_hint,
		ABTU_MEM_LARGEPAGE_TYPE	requested
	)

Definition at line 59 of file largepage.c.

mmap_free()

static void mmap_free ( void *  p_page, size_t  size  )

static

Definition at line 53 of file largepage.c.

Referenced by ABTU_free_largepage(), and ABTU_is_supported_largepage_type().

mmap_hugepage()

static void* mmap_hugepage ( size_t  size )

static

Definition at line 43 of file largepage.c.

Referenced by ABTU_alloc_largepage(), and ABTU_is_supported_largepage_type().

mmap_regular()

static void* mmap_regular ( size_t  size )

static

Definition at line 33 of file largepage.c.

Referenced by ABTU_alloc_largepage(), and ABTU_is_supported_largepage_type().