X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-um%2Fpgtable-3level.h;h=ca0c2a92a112ebcccf8912338c6e7c187408122e;hb=a2f44b27303a5353859d77a3e96a1d3f33f56ab7;hp=65e8bfc55fc415440e8021650b2b8fd39ecc87b1;hpb=134734d875a0a48d994ef20b9905209b4b8b6f75;p=linux-2.6.git diff --git a/include/asm-um/pgtable-3level.h b/include/asm-um/pgtable-3level.h index 65e8bfc55..ca0c2a92a 100644 --- a/include/asm-um/pgtable-3level.h +++ b/include/asm-um/pgtable-3level.h @@ -57,35 +57,6 @@ static inline int pgd_newpage(pgd_t pgd) static inline void pgd_mkuptodate(pgd_t pgd) { pgd_val(pgd) &= ~_PAGE_NEWPAGE; } - -#define pte_present(x) pte_get_bits(x, (_PAGE_PRESENT | _PAGE_PROTNONE)) - -static inline pte_t pte_mknewprot(pte_t pte) -{ - pte_set_bits(pte, _PAGE_NEWPROT); - return(pte); -} - -static inline pte_t pte_mknewpage(pte_t pte) -{ - pte_set_bits(pte, _PAGE_NEWPAGE); - return(pte); -} - -static inline void set_pte(pte_t *pteptr, pte_t pteval) -{ - pte_copy(*pteptr, pteval); - - /* If it's a swap entry, it needs to be marked _PAGE_NEWPAGE so - * fix_range knows to unmap it. _PAGE_NEWPROT is specific to - * mapped pages. - */ - - *pteptr = pte_mknewpage(*pteptr); - if(pte_present(*pteptr)) *pteptr = pte_mknewprot(*pteptr); -} -#define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval) - #define set_pmd(pmdptr, pmdval) set_64bit((phys_t *) (pmdptr), pmd_val(pmdval)) static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address) @@ -98,28 +69,19 @@ static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address) return pmd; } -static inline void pmd_free(pmd_t *pmd){ - free_page((unsigned long) pmd); +extern inline void pud_clear (pud_t *pud) +{ + set_pud(pud, __pud(0)); } -#define __pmd_free_tlb(tlb,x) do { } while (0) - -static inline void pud_clear (pud_t * pud) { } - -#define pud_page(pud) \ +#define pud_page(pud) phys_to_page(pud_val(pud) & PAGE_MASK) +#define pud_page_vaddr(pud) \ ((struct page *) __va(pud_val(pud) & PAGE_MASK)) /* Find an entry in the second-level page table.. */ -#define pmd_offset(pud, address) ((pmd_t *) pud_page(*(pud)) + \ +#define pmd_offset(pud, address) ((pmd_t *) pud_page_vaddr(*(pud)) + \ pmd_index(address)) -#define pte_page(x) pfn_to_page(pte_pfn(x)) - -static inline int pte_none(pte_t pte) -{ - return pte_is_zero(pte); -} - static inline unsigned long pte_pfn(pte_t pte) { return phys_to_pfn(pte_val(pte));