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/sysctl.h>
#include <asm/mman.h>
#include <asm/pgalloc.h>
#include <asm/tlb.h>
#include <asm/tlbflush.h>
#include <asm/cacheflush.h>
#include <asm/mmu_context.h>

Go to the source code of this file.

Macros
#define	VA_EXCLUDE_START   (0x0000080000000000UL - (1UL << 32UL))
#define	VA_EXCLUDE_END   (0xfffff80000000000UL + (1UL << 32UL))

Functions
unsigned long	hugetlb_get_unmapped_area (struct file *file, unsigned long addr, unsigned long len, unsigned long pgoff, unsigned long flags)
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)
void	set_huge_pte_at (struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t entry)
pte_t	huge_ptep_get_and_clear (struct mm_struct *mm, unsigned long addr, pte_t *ptep)
struct page *	follow_huge_addr (struct mm_struct *mm, unsigned long address, 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)

Macro Definition Documentation

#define VA_EXCLUDE_END   (0xfffff80000000000UL + (1UL << 32UL))

Definition at line 25 of file hugetlbpage.c.

#define VA_EXCLUDE_START   (0x0000080000000000UL - (1UL << 32UL))

Definition at line 24 of file hugetlbpage.c.

Function Documentation

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

read

Definition at line 285 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 301 of file hugetlbpage.c.

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

Definition at line 242 of file hugetlbpage.c.

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

Definition at line 196 of file hugetlbpage.c.

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

Definition at line 221 of file hugetlbpage.c.

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

Definition at line 264 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 160 of file hugetlbpage.c.

int pmd_huge

(

pmd_t

pmd

)

Definition at line 291 of file hugetlbpage.c.

int pud_huge

(

pud_t

pud

)

Definition at line 296 of file hugetlbpage.c.

void set_huge_pte_at	(	struct mm_struct *	mm,
		unsigned long	addr,
		pte_t *	ptep,
		pte_t	entry
	)

Definition at line 247 of file hugetlbpage.c.