[net-next-2.6.git] / arch / cris / include / asm / pgalloc.h

#ifndef _CRIS_PGALLOC_H
#define _CRIS_PGALLOC_H

#include <linux/threads.h>
#include <linux/mm.h>

#define pmd_populate_kernel(mm, pmd, pte) pmd_set(pmd, pte)
#define pmd_populate(mm, pmd, pte) pmd_set(pmd, page_address(pte))
#define pmd_pgtable(pmd) pmd_page(pmd)

/*
 * Allocate and free page tables.
 */

static inline pgd_t *pgd_alloc (struct mm_struct *mm)
{
	return (pgd_t *)get_zeroed_page(GFP_KERNEL);
}

static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
{
	free_page((unsigned long)pgd);
}

static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
{
  	pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
 	return pte;
}

static inline pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
{
	struct page *pte;
	pte = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0);
	pgtable_page_ctor(pte);
	return pte;
}

static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
{
	free_page((unsigned long)pte);
}

static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
{
	pgtable_page_dtor(pte);
	__free_page(pte);
}

#define __pte_free_tlb(tlb,pte)				\
do {							\
	pgtable_page_dtor(pte);				\
	tlb_remove_page((tlb), pte);			\
} while (0)

#define check_pgt_cache()          do { } while (0)

#endif
Commit	Line	Data
1da177e4 LT	1	#ifndef _CRIS_PGALLOC_H
	2	#define _CRIS_PGALLOC_H
	3
	4	#include <linux/threads.h>
	5	#include <linux/mm.h>
	6
	7	#define pmd_populate_kernel(mm, pmd, pte) pmd_set(pmd, pte)
	8	#define pmd_populate(mm, pmd, pte) pmd_set(pmd, page_address(pte))
2f569afd	9	#define pmd_pgtable(pmd) pmd_page(pmd)
1da177e4 LT	10
	11	/*
	12	* Allocate and free page tables.
	13	*/
	14
d9b5444e	15	static inline pgd_t pgd_alloc (struct mm_struct mm)
1da177e4 LT	16	{
	17	return (pgd_t *)get_zeroed_page(GFP_KERNEL);
	18	}
	19
5e541973	20	static inline void pgd_free(struct mm_struct mm, pgd_t pgd)
1da177e4 LT	21	{
	22	free_page((unsigned long)pgd);
	23	}
	24
d9b5444e	25	static inline pte_t pte_alloc_one_kernel(struct mm_struct mm, unsigned long address)
1da177e4 LT	26	{
	27	pte_t pte = (pte_t )__get_free_page(GFP_KERNEL\|__GFP_REPEAT\|__GFP_ZERO);
	28	return pte;
	29	}
	30
2f569afd	31	static inline pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
1da177e4 LT	32	{
	33	struct page *pte;
	34	pte = alloc_pages(GFP_KERNEL\|__GFP_REPEAT\|__GFP_ZERO, 0);
2f569afd	35	pgtable_page_ctor(pte);
1da177e4 LT	36	return pte;
	37	}
	38
5e541973	39	static inline void pte_free_kernel(struct mm_struct mm, pte_t pte)
1da177e4 LT	40	{
	41	free_page((unsigned long)pte);
	42	}
	43
2f569afd	44	static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
1da177e4	45	{
2f569afd	46	pgtable_page_dtor(pte);
1da177e4 LT	47	__free_page(pte);
	48	}
	49
2f569afd MS	50	#define __pte_free_tlb(tlb,pte) \
	51	do { \
	52	pgtable_page_dtor(pte); \
	53	tlb_remove_page((tlb), pte); \
	54	} while (0)
1da177e4	55
1da177e4 LT	56	#define check_pgt_cache() do { } while (0)
	57
	58	#endif