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x86: add common mm/pgtable.c

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Add a common arch/x86/mm/pgtable.c file for common pagetable functions.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Jeremy Fitzhardinge 2008-03-17 16:36:55 -07:00 • committed by Ingo Molnar
commit 4f76cd3822
6 changed files with 258 additions and 266 deletions
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18
include/asm-x86/pgalloc.h
View file

@ -1,5 +1,23 @@
#ifndef _ASM_X86_PGALLOC_H
#define _ASM_X86_PGALLOC_H
#include <linux/threads.h>
#include <linux/mm.h> /* for struct page */
#include <linux/pagemap.h>
/*
* Allocate and free page tables.
*/
extern pgd_t *pgd_alloc(struct mm_struct *);
extern void pgd_free(struct mm_struct *mm, pgd_t *pgd);
extern pte_t *pte_alloc_one_kernel(struct mm_struct *, unsigned long);
extern pgtable_t pte_alloc_one(struct mm_struct *, unsigned long);
#ifdef CONFIG_X86_32
# include "pgalloc_32.h"
#else
# include "pgalloc_64.h"
#endif
#endif /* _ASM_X86_PGALLOC_H */