*
* - flush_cache_all() flushes entire cache
* - flush_cache_mm(mm) flushes the specified mm context's cache lines
- * - flush_cache_page(mm, vmaddr) flushes a single page
+ * - flush_cache_page(mm, vmaddr, pfn) flushes a single page
* - flush_cache_range(vma, start, end) flushes a range of pages
* - flush_icache_range(start, end) flush a range of instructions
* - flush_dcache_page(pg) flushes(wback&invalidates) a page for dcache
extern void (*flush_cache_mm)(struct mm_struct *mm);
extern void (*flush_cache_range)(struct vm_area_struct *vma,
unsigned long start, unsigned long end);
-extern void (*flush_cache_page)(struct vm_area_struct *vma,
- unsigned long page);
+extern void (*flush_cache_page)(struct vm_area_struct *vma, unsigned long page, unsigned long pfn);
extern void __flush_dcache_page(struct page *page);
static inline void flush_dcache_page(struct page *page)
#define flush_cache_vmap(start, end) flush_cache_all()
#define flush_cache_vunmap(start, end) flush_cache_all()
-#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
-do { \
- memcpy(dst, (void *) src, len); \
- flush_icache_page(vma, page); \
-} while (0)
-#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
- memcpy(dst, src, len)
+static inline void copy_to_user_page(struct vm_area_struct *vma,
+ struct page *page, unsigned long vaddr, void *dst, const void *src,
+ unsigned long len)
+{
+ if (cpu_has_dc_aliases)
+ flush_cache_page(vma, vaddr, page_to_pfn(page));
+ memcpy(dst, src, len);
+ flush_icache_page(vma, page);
+}
+
+static inline void copy_from_user_page(struct vm_area_struct *vma,
+ struct page *page, unsigned long vaddr, void *dst, const void *src,
+ unsigned long len)
+{
+ if (cpu_has_dc_aliases)
+ flush_cache_page(vma, vaddr, page_to_pfn(page));
+ memcpy(dst, src, len);
+}
extern void (*flush_cache_sigtramp)(unsigned long addr);
extern void (*flush_icache_all)(void);
+extern void (*local_flush_data_cache_page)(void * addr);
extern void (*flush_data_cache_page)(unsigned long addr);
/*
#define ClearPageDcacheDirty(page) \
clear_bit(PG_dcache_dirty, &(page)->flags)
+/* Run kernel code uncached, useful for cache probing functions. */
+unsigned long __init run_uncached(void *func);
+
#endif /* _ASM_CACHEFLUSH_H */