kmemcheck.c File Reference

#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/kallsyms.h>
#include <linux/kernel.h>
#include <linux/kmemcheck.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/page-flags.h>
#include <linux/percpu.h>
#include <linux/ptrace.h>
#include <linux/string.h>
#include <linux/types.h>
#include <asm/cacheflush.h>
#include <asm/kmemcheck.h>
#include <asm/pgtable.h>
#include <asm/tlbflush.h>
#include "error.h"
#include "opcode.h"
#include "pte.h"
#include "selftest.h"
#include "shadow.h"

Go to the source code of this file.

Data Structures
struct	kmemcheck_context

Enumerations
enum	kmemcheck_method { KMEMCHECK_READ, KMEMCHECK_WRITE }

Functions
int __init	kmemcheck_init (void)
	early_initcall (kmemcheck_init)
	early_param ("kmemcheck", param_kmemcheck)
int	kmemcheck_show_addr (unsigned long address)
int	kmemcheck_hide_addr (unsigned long address)
bool	kmemcheck_active (struct pt_regs *regs)
void	kmemcheck_show (struct pt_regs *regs)
void	kmemcheck_hide (struct pt_regs *regs)
void	kmemcheck_show_pages (struct page *p, unsigned int n)
bool	kmemcheck_page_is_tracked (struct page *p)
void	kmemcheck_hide_pages (struct page *p, unsigned int n)
bool	kmemcheck_is_obj_initialized (unsigned long addr, size_t size)
bool	kmemcheck_fault (struct pt_regs *regs, unsigned long address, unsigned long error_code)
bool	kmemcheck_trap (struct pt_regs *regs)

Variables
int	kmemcheck_enabled = KMEMCHECK_ENABLED

Enumeration Type Documentation

enum kmemcheck_method

Enumerator:

KMEMCHECK_READ
KMEMCHECK_WRITE

Definition at line 513 of file kmemcheck.c.

Function Documentation

early_initcall

(

kmemcheck_init

)

early_param	(	"kmemcheck"	,
		param_kmemcheck
	)

bool kmemcheck_active

(

struct pt_regs *

regs

)

Definition at line 135 of file kmemcheck.c.

bool kmemcheck_fault	(	struct pt_regs *	regs,
		unsigned long	address,
		unsigned long	error_code
	)

Definition at line 614 of file kmemcheck.c.

void kmemcheck_hide

(

struct pt_regs *

regs

)

Definition at line 221 of file kmemcheck.c.

int kmemcheck_hide_addr

(

unsigned long

address

)

Definition at line 103 of file kmemcheck.c.

void kmemcheck_hide_pages	(	struct page *	p,
		unsigned int	n
	)

Definition at line 285 of file kmemcheck.c.

int __init kmemcheck_init

(

void

)

Definition at line 50 of file kmemcheck.c.

bool kmemcheck_is_obj_initialized	(	unsigned long	addr,
		size_t	size
	)

Definition at line 331 of file kmemcheck.c.

bool kmemcheck_page_is_tracked

(

struct page *

p

)

Definition at line 279 of file kmemcheck.c.

void kmemcheck_show

(

struct pt_regs *

regs

)

Definition at line 180 of file kmemcheck.c.

int kmemcheck_show_addr

(

unsigned long

address

)

Definition at line 90 of file kmemcheck.c.

void kmemcheck_show_pages	(	struct page *	p,
		unsigned int	n
	)

Definition at line 259 of file kmemcheck.c.

bool kmemcheck_trap

(

struct pt_regs *

regs

)

Definition at line 645 of file kmemcheck.c.

Variable Documentation

int kmemcheck_enabled = KMEMCHECK_ENABLED

kmemcheck - a heavyweight memory checker for the linux kernel Copyright (C) 2007, 2008 Vegard Nossum vegar.nosp@m.dno@.nosp@m.ifi.u.nosp@m.io.n.nosp@m.o (With a lot of help from Ingo Molnar and Pekka Enberg.)

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License (version 2) as published by the Free Software Foundation.

Definition at line 48 of file kmemcheck.c.