1 #ifndef _MOTOROLA_PGALLOC_H
2 #define _MOTOROLA_PGALLOC_H
5 #include <asm/tlbflush.h>
7 extern pmd_t *get_pointer_table(void);
8 extern int free_pointer_table(pmd_t *);
11 static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
15 pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
17 __flush_page_to_ram(pte);
18 flush_tlb_kernel_page(pte);
25 static inline void pte_free_kernel(pte_t *pte)
28 free_page((unsigned long) pte);
31 static inline struct page *pte_alloc_one(struct mm_struct *mm, unsigned long address)
33 struct page *page = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0);
41 __flush_page_to_ram(pte);
42 flush_tlb_kernel_page(pte);
50 static inline void pte_free(struct page *page)
52 cache_page(kmap(page));
57 static inline void __pte_free_tlb(struct mmu_gather *tlb, struct page *page)
59 cache_page(kmap(page));
65 static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address)
67 return get_pointer_table();
70 static inline int pmd_free(pmd_t *pmd)
72 return free_pointer_table(pmd);
75 static inline int __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd)
77 return free_pointer_table(pmd);
81 static inline void pgd_free(pgd_t *pgd)
83 pmd_free((pmd_t *)pgd);
86 static inline pgd_t *pgd_alloc(struct mm_struct *mm)
88 return (pgd_t *)get_pointer_table();
92 static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte)
97 static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, struct page *page)
99 pmd_set(pmd, page_address(page));
102 static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmd)
107 #endif /* _MOTOROLA_PGALLOC_H */