#ifndef _ASM_SCORE_CACHEFLUSH_H#define _ASM_SCORE_CACHEFLUSH_H /* Keep includes the same across arches. */#include <linux/mm.h> extern void flush_cache_all(void);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, unsigned long pfn);extern void flush_cache_sigtramp(unsigned long addr);extern void flush_icache_all(void);extern void flush_icache_range(unsigned long start, unsigned long end);extern void flush_dcache_range(unsigned long start, unsigned long end);extern void flush_dcache_page(struct page *page); #define PG_dcache_dirty         PG_arch_1 #define flush_cache_dup_mm(mm)			do {} while (0)#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0#define flush_dcache_mmap_lock(mapping)		do {} while (0)#define flush_dcache_mmap_unlock(mapping)	do {} while (0)#define flush_cache_vmap(start, end)		do {} while (0)#define flush_cache_vunmap(start, end)		do {} while (0) static inline void flush_icache_page(struct vm_area_struct *vma,	struct page *page){	if (vma->vm_flags & VM_EXEC) {		void *v = page_address(page);		flush_icache_range((unsigned long) v,				(unsigned long) v + PAGE_SIZE);	}} #define copy_from_user_page(vma, page, vaddr, dst, src, len) \	memcpy(dst, src, len) #define copy_to_user_page(vma, page, vaddr, dst, src, len)	\	do {							\		memcpy(dst, src, len);				\		if ((vma->vm_flags & VM_EXEC))			\			flush_cache_page(vma, vaddr, page_to_pfn(page));\	} while (0) #endif /* _ASM_SCORE_CACHEFLUSH_H */