X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-ia64%2Fpgtable.h;fp=include%2Fasm-ia64%2Fpgtable.h;h=228981cadf8fbc23ae0fd49a6e2d6c17b2e8b1b3;hb=16c70f8c1b54b61c3b951b6fb220df250fe09b32;hp=c0f8144f23497ae0f95804148f19206b170393c8;hpb=4e76c8a9fa413ccc09d3f7f664183dcce3555d57;p=linux-2.6.git diff --git a/include/asm-ia64/pgtable.h b/include/asm-ia64/pgtable.h index c0f8144f2..228981cad 100644 --- a/include/asm-ia64/pgtable.h +++ b/include/asm-ia64/pgtable.h @@ -12,7 +12,6 @@ * David Mosberger-Tang */ -#include #include #include @@ -317,22 +316,20 @@ ia64_phys_addr_valid (unsigned long addr) #define pte_mkhuge(pte) (__pte(pte_val(pte))) /* - * Macro to a page protection value as "uncacheable". Note that "protection" is really a - * misnomer here as the protection value contains the memory attribute bits, dirty bits, - * and various other bits as well. + * Make page protection values cacheable, uncacheable, or write- + * combining. Note that "protection" is really a misnomer here as the + * protection value contains the memory attribute bits, dirty bits, and + * various other bits as well. */ +#define pgprot_cacheable(prot) __pgprot((pgprot_val(prot) & ~_PAGE_MA_MASK) | _PAGE_MA_WB) #define pgprot_noncached(prot) __pgprot((pgprot_val(prot) & ~_PAGE_MA_MASK) | _PAGE_MA_UC) - -/* - * Macro to make mark a page protection value as "write-combining". - * Note that "protection" is really a misnomer here as the protection - * value contains the memory attribute bits, dirty bits, and various - * other bits as well. Accesses through a write-combining translation - * works bypasses the caches, but does allow for consecutive writes to - * be combined into single (but larger) write transactions. - */ #define pgprot_writecombine(prot) __pgprot((pgprot_val(prot) & ~_PAGE_MA_MASK) | _PAGE_MA_WC) +struct file; +extern pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn, + unsigned long size, pgprot_t vma_prot); +#define __HAVE_PHYS_MEM_ACCESS_PROT + static inline unsigned long pgd_index (unsigned long address) {