dump_pagetables.c File Reference

#include <linux/debugfs.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/seq_file.h>
#include <asm/pgtable.h>

Go to the source code of this file.

Data Structures
struct	pg_state
struct	addr_marker

Macros
#define	PTE_LEVEL_MULT   (PAGE_SIZE)
#define	PMD_LEVEL_MULT   (PTRS_PER_PTE * PTE_LEVEL_MULT)
#define	PUD_LEVEL_MULT   (PTRS_PER_PMD * PMD_LEVEL_MULT)
#define	PGD_LEVEL_MULT   (PTRS_PER_PUD * PUD_LEVEL_MULT)
#define	walk_pmd_level(m, s, a, p)   walk_pte_level(m,s,__pmd(pud_val(a)),p)
#define	pud_large(a)   pmd_large(__pmd(pud_val(a)))
#define	pud_none(a)   pmd_none(__pmd(pud_val(a)))
#define	walk_pud_level(m, s, a, p)   walk_pmd_level(m,s,__pud(pgd_val(a)),p)
#define	pgd_large(a)   pud_large(__pud(pgd_val(a)))
#define	pgd_none(a)   pud_none(__pud(pgd_val(a)))

Enumerations
enum	address_markers_idx {   IDENTITY_NR = 0, KERNEL_START_NR, KERNEL_END_NR, VMEMMAP_NR,   VMALLOC_NR, USER_SPACE_NR = 0, KERNEL_SPACE_NR, VMALLOC_START_NR,   VMALLOC_END_NR, FIXADDR_START_NR }

Functions
	__initcall (pt_dump_init)
	MODULE_LICENSE ("GPL")
	MODULE_AUTHOR ("Arjan van de Ven <[email protected]>")
	MODULE_DESCRIPTION ("Kernel debugging helper that dumps pagetables")

Macro Definition Documentation

#define pgd_large

(

a

)

pud_large(__pud(pgd_val(a)))

Definition at line 295 of file dump_pagetables.c.

#define PGD_LEVEL_MULT   (PTRS_PER_PUD * PUD_LEVEL_MULT)

Definition at line 89 of file dump_pagetables.c.

#define pgd_none

(

a

)

pud_none(__pud(pgd_val(a)))

Definition at line 296 of file dump_pagetables.c.

#define PMD_LEVEL_MULT   (PTRS_PER_PTE * PTE_LEVEL_MULT)

Definition at line 87 of file dump_pagetables.c.

#define PTE_LEVEL_MULT   (PAGE_SIZE)

Definition at line 86 of file dump_pagetables.c.

#define pud_large

(

a

)

pmd_large(__pmd(pud_val(a)))

Definition at line 262 of file dump_pagetables.c.

#define PUD_LEVEL_MULT   (PTRS_PER_PMD * PMD_LEVEL_MULT)

Definition at line 88 of file dump_pagetables.c.

#define pud_none

(

a

)

pmd_none(__pmd(pud_val(a)))

Definition at line 263 of file dump_pagetables.c.

#define walk_pmd_level	(		m,
			s,
			a,
			p
	)		walk_pte_level(m,s,__pmd(pud_val(a)),p)

Definition at line 261 of file dump_pagetables.c.

#define walk_pud_level	(		m,
			s,
			a,
			p
	)		walk_pmd_level(m,s,__pud(pgd_val(a)),p)

Definition at line 294 of file dump_pagetables.c.

Enumeration Type Documentation

enum address_markers_idx

Enumerator:

IDENTITY_NR
KERNEL_START_NR
KERNEL_END_NR
VMEMMAP_NR
VMALLOC_NR
USER_SPACE_NR
KERNEL_SPACE_NR
VMALLOC_START_NR
VMALLOC_END_NR
FIXADDR_START_NR

Definition at line 41 of file dump_pagetables.c.

Function Documentation

__initcall

(

pt_dump_init

)

MODULE_AUTHOR

(

"Arjan van de Ven <[email protected]>"

)

MODULE_DESCRIPTION

(

"Kernel debugging helper that dumps pagetables"

)

MODULE_LICENSE

(

"GPL"

)