X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=include%2Fasm-um%2Fpgtable.h;h=188f726217766f8e45bc7dce5a130e509d9b2f68;hb=629a21e7ecedf779c68dcaa9a186069f57a7c652;hp=ed06170e0eddd448b5ac5f1a2b99613d170ed3ea;hpb=c85b2a5fe200d744a814d23c258460d4fc98a546;p=powerpc.git diff --git a/include/asm-um/pgtable.h b/include/asm-um/pgtable.h index ed06170e0e..188f726217 100644 --- a/include/asm-um/pgtable.h +++ b/include/asm-um/pgtable.h @@ -138,7 +138,7 @@ extern unsigned long pg0[1024]; #define pte_clear(mm,addr,xp) pte_set_val(*(xp), (phys_t) 0, __pgprot(_PAGE_NEWPAGE)) -#define pmd_none(x) (!(pmd_val(x) & ~_PAGE_NEWPAGE)) +#define pmd_none(x) (!((unsigned long)pmd_val(x) & ~_PAGE_NEWPAGE)) #define pmd_bad(x) ((pmd_val(x) & (~PAGE_MASK & ~_PAGE_USER)) != _KERNPG_TABLE) #define pmd_present(x) (pmd_val(x) & _PAGE_PRESENT) #define pmd_clear(xp) do { pmd_val(*(xp)) = _PAGE_NEWPAGE; } while (0) @@ -274,12 +274,6 @@ static inline pte_t pte_mkread(pte_t pte) return(pte_mknewprot(pte)); } -static inline pte_t pte_mkexec(pte_t pte) -{ - pte_set_bits(pte, _PAGE_USER); - return(pte_mknewprot(pte)); -} - static inline pte_t pte_mkdirty(pte_t pte) { pte_set_bits(pte, _PAGE_DIRTY); @@ -346,11 +340,10 @@ static inline void set_pte(pte_t *pteptr, pte_t pteval) static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) { pte_set_val(pte, (pte_val(pte) & _PAGE_CHG_MASK), newprot); - if(pte_present(pte)) pte = pte_mknewpage(pte_mknewprot(pte)); return pte; } -#define pmd_page_kernel(pmd) ((unsigned long) __va(pmd_val(pmd) & PAGE_MASK)) +#define pmd_page_vaddr(pmd) ((unsigned long) __va(pmd_val(pmd) & PAGE_MASK)) /* * the pgd page can be thought of an array like this: pgd_t[PTRS_PER_PGD] @@ -390,7 +383,7 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) */ #define pte_index(address) (((address) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)) #define pte_offset_kernel(dir, address) \ - ((pte_t *) pmd_page_kernel(*(dir)) + pte_index(address)) + ((pte_t *) pmd_page_vaddr(*(dir)) + pte_index(address)) #define pte_offset_map(dir, address) \ ((pte_t *)page_address(pmd_page(*(dir))) + pte_index(address)) #define pte_offset_map_nested(dir, address) pte_offset_map(dir, address)