1 #ifndef _CRIS_PGALLOC_H
2 #define _CRIS_PGALLOC_H
4 #include <linux/threads.h>
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))
11 * Allocate and free page tables.
14 extern inline pgd_t *pgd_alloc (struct mm_struct *mm)
16 return (pgd_t *)get_zeroed_page(GFP_KERNEL);
19 extern inline void pgd_free (pgd_t *pgd)
21 free_page((unsigned long)pgd);
24 extern inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
26 pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
30 extern inline struct page *pte_alloc_one(struct mm_struct *mm, unsigned long address)
33 pte = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0);
37 extern inline void pte_free_kernel(pte_t *pte)
39 free_page((unsigned long)pte);
42 extern inline void pte_free(struct page *pte)
48 #define __pte_free_tlb(tlb,pte) tlb_remove_page((tlb),(pte))
50 #define check_pgt_cache() do { } while (0)