hugetlbpage.c File Reference

#include <linux/init.h>
#include <linux/fs.h>
#include <linux/mm.h>
#include <linux/hugetlb.h>
#include <linux/pagemap.h>
#include <linux/module.h>
#include <linux/sysctl.h>
#include <linux/log2.h>
#include <asm/mman.h>
#include <asm/pgalloc.h>
#include <asm/tlb.h>
#include <asm/tlbflush.h>

Go to the source code of this file.

Macros
#define	mk_pte_huge(entry)   { pte_val(entry) |= _PAGE_P; }

Functions
	EXPORT_SYMBOL (hpage_shift)
pte_t *	huge_pte_alloc (struct mm_struct *mm, unsigned long addr, unsigned long sz)
pte_t *	huge_pte_offset (struct mm_struct *mm, unsigned long addr)
int	huge_pmd_unshare (struct mm_struct *mm, unsigned long *addr, pte_t *ptep)
int	prepare_hugepage_range (struct file *file, unsigned long addr, unsigned long len)
struct page *	follow_huge_addr (struct mm_struct *mm, unsigned long addr, int write)
int	pmd_huge (pmd_t pmd)
int	pud_huge (pud_t pud)
struct page *	follow_huge_pmd (struct mm_struct *mm, unsigned long address, pmd_t *pmd, int write)
void	hugetlb_free_pgd_range (struct mmu_gather *tlb, unsigned long addr, unsigned long end, unsigned long floor, unsigned long ceiling)
unsigned long	hugetlb_get_unmapped_area (struct file *file, unsigned long addr, unsigned long len, unsigned long pgoff, unsigned long flags)
	early_param ("hugepagesz", hugetlb_setup_sz)

Variables
unsigned int	hpage_shift = HPAGE_SHIFT_DEFAULT

Macro Definition Documentation

#define mk_pte_huge

(

entry

)

{ pte_val(entry) |= _PAGE_P; }

Definition at line 73 of file hugetlbpage.c.

Function Documentation

early_param	(	"hugepagesz"	,
		hugetlb_setup_sz
	)

EXPORT_SYMBOL

(

hpage_shift

)

struct page* follow_huge_addr ( struct mm_struct *  mm, unsigned long  addr, int  write  )

read

Definition at line 92 of file hugetlbpage.c.

struct page* follow_huge_pmd ( struct mm_struct *  mm, unsigned long  address, pmd_t *  pmd, int  write  )

read

Definition at line 118 of file hugetlbpage.c.

int huge_pmd_unshare	(	struct mm_struct *	mm,
		unsigned long *	addr,
		pte_t *	ptep
	)

Definition at line 68 of file hugetlbpage.c.

pte_t* huge_pte_alloc	(	struct mm_struct *	mm,
		unsigned long	addr,
		unsigned long	sz
	)

Definition at line 28 of file hugetlbpage.c.

pte_t* huge_pte_offset	(	struct mm_struct *	mm,
		unsigned long	addr
	)

Definition at line 47 of file hugetlbpage.c.

void hugetlb_free_pgd_range	(	struct mmu_gather *	tlb,
		unsigned long	addr,
		unsigned long	end,
		unsigned long	floor,
		unsigned long	ceiling
	)

Definition at line 123 of file hugetlbpage.c.

unsigned long hugetlb_get_unmapped_area	(	struct file *	file,
		unsigned long	addr,
		unsigned long	len,
		unsigned long	pgoff,
		unsigned long	flags
	)

Definition at line 148 of file hugetlbpage.c.

int pmd_huge

(

pmd_t

pmd

)

Definition at line 107 of file hugetlbpage.c.

int prepare_hugepage_range	(	struct file *	file,
		unsigned long	addr,
		unsigned long	len
	)

Definition at line 79 of file hugetlbpage.c.

int pud_huge

(

pud_t

pud

)

Definition at line 112 of file hugetlbpage.c.

Variable Documentation

unsigned int hpage_shift = HPAGE_SHIFT_DEFAULT

Definition at line 24 of file hugetlbpage.c.