diff options
Diffstat (limited to 'include/asm-sparc64/cacheflush.h')
| -rw-r--r-- | include/asm-sparc64/cacheflush.h | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/include/asm-sparc64/cacheflush.h b/include/asm-sparc64/cacheflush.h index 86f02937ff1b..51b26e81d828 100644 --- a/include/asm-sparc64/cacheflush.h +++ b/include/asm-sparc64/cacheflush.h | |||
| @@ -49,16 +49,22 @@ extern void flush_dcache_page(struct page *page); | |||
| 49 | #define flush_icache_page(vma, pg) do { } while(0) | 49 | #define flush_icache_page(vma, pg) do { } while(0) |
| 50 | #define flush_icache_user_range(vma,pg,adr,len) do { } while (0) | 50 | #define flush_icache_user_range(vma,pg,adr,len) do { } while (0) |
| 51 | 51 | ||
| 52 | #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ | 52 | extern void flush_ptrace_access(struct vm_area_struct *, struct page *, |
| 53 | do { \ | 53 | unsigned long uaddr, void *kaddr, |
| 54 | flush_cache_page(vma, vaddr, page_to_pfn(page));\ | 54 | unsigned long len, int write); |
| 55 | memcpy(dst, src, len); \ | 55 | |
| 56 | #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ | ||
| 57 | do { \ | ||
| 58 | flush_cache_page(vma, vaddr, page_to_pfn(page)); \ | ||
| 59 | memcpy(dst, src, len); \ | ||
| 60 | flush_ptrace_access(vma, page, vaddr, src, len, 0); \ | ||
| 56 | } while (0) | 61 | } while (0) |
| 57 | 62 | ||
| 58 | #define copy_from_user_page(vma, page, vaddr, dst, src, len) \ | 63 | #define copy_from_user_page(vma, page, vaddr, dst, src, len) \ |
| 59 | do { \ | 64 | do { \ |
| 60 | flush_cache_page(vma, vaddr, page_to_pfn(page));\ | 65 | flush_cache_page(vma, vaddr, page_to_pfn(page)); \ |
| 61 | memcpy(dst, src, len); \ | 66 | memcpy(dst, src, len); \ |
| 67 | flush_ptrace_access(vma, page, vaddr, dst, len, 1); \ | ||
| 62 | } while (0) | 68 | } while (0) |
| 63 | 69 | ||
| 64 | #define flush_dcache_mmap_lock(mapping) do { } while (0) | 70 | #define flush_dcache_mmap_lock(mapping) do { } while (0) |