git://bbs.cooldavid.org / net-next-2.6.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | #ifndef _CRIS_CACHEFLUSH_H |
| 2 | #define _CRIS_CACHEFLUSH_H | |
| 3 | ||
| 4 | /* Keep includes the same across arches. */ | |
| 5 | #include <linux/mm.h> | |
| 6 | ||
| 7 | /* The cache doesn't need to be flushed when TLB entries change because | |
| 8 | * the cache is mapped to physical memory, not virtual memory | |
| 9 | */ | |
| 10 | #define flush_cache_all() do { } while (0) | |
| 11 | #define flush_cache_mm(mm) do { } while (0) | |
| ec8c0446 | 12 | #define flush_cache_dup_mm(mm) do { } while (0) |
| 1da177e4 LT |
13 | #define flush_cache_range(vma, start, end) do { } while (0) |
| 14 | #define flush_cache_page(vma, vmaddr, pfn) do { } while (0) | |
| 15 | #define flush_dcache_page(page) do { } while (0) | |
| 16 | #define flush_dcache_mmap_lock(mapping) do { } while (0) | |
| 17 | #define flush_dcache_mmap_unlock(mapping) do { } while (0) | |
| 18 | #define flush_icache_range(start, end) do { } while (0) | |
| 19 | #define flush_icache_page(vma,pg) do { } while (0) | |
| 20 | #define flush_icache_user_range(vma,pg,adr,len) do { } while (0) | |
| 21 | #define flush_cache_vmap(start, end) do { } while (0) | |
| 22 | #define flush_cache_vunmap(start, end) do { } while (0) | |
| 23 | ||
| 24 | #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ | |
| 25 | memcpy(dst, src, len) | |
| 26 | #define copy_from_user_page(vma, page, vaddr, dst, src, len) \ | |
| 27 | memcpy(dst, src, len) | |
| 28 | ||
| 1da177e4 LT |
29 | int change_page_attr(struct page *page, int numpages, pgprot_t prot); |
| 30 | ||
| 31 | #endif /* _CRIS_CACHEFLUSH_H */ |