diff options
Diffstat (limited to 'include/asm-x86_64/cacheflush.h')
| -rw-r--r-- | include/asm-x86_64/cacheflush.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/include/asm-x86_64/cacheflush.h b/include/asm-x86_64/cacheflush.h new file mode 100644 index 00000000000..b3189fb229d --- /dev/null +++ b/include/asm-x86_64/cacheflush.h @@ -0,0 +1,30 @@ +#ifndef _X8664_CACHEFLUSH_H +#define _X8664_CACHEFLUSH_H + +/* Keep includes the same across arches. */ +#include <linux/mm.h> + +/* Caches aren't brain-dead on the intel. */ +#define flush_cache_all() do { } while (0) +#define flush_cache_mm(mm) do { } while (0) +#define flush_cache_range(vma, start, end) do { } while (0) +#define flush_cache_page(vma, vmaddr, pfn) do { } while (0) +#define flush_dcache_page(page) do { } while (0) +#define flush_dcache_mmap_lock(mapping) do { } while (0) +#define flush_dcache_mmap_unlock(mapping) do { } while (0) +#define flush_icache_range(start, end) do { } while (0) +#define flush_icache_page(vma,pg) do { } while (0) +#define flush_icache_user_range(vma,pg,adr,len) do { } while (0) +#define flush_cache_vmap(start, end) do { } while (0) +#define flush_cache_vunmap(start, end) do { } while (0) + +#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ + memcpy(dst, src, len) +#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ + memcpy(dst, src, len) + +void global_flush_tlb(void); +int change_page_attr(struct page *page, int numpages, pgprot_t prot); +int change_page_attr_addr(unsigned long addr, int numpages, pgprot_t prot); + +#endif /* _X8664_CACHEFLUSH_H */ |