diff options
Diffstat (limited to 'include/linux/highmem.h')
-rw-r--r-- | include/linux/highmem.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/include/linux/highmem.h b/include/linux/highmem.h index bca8e2dfa355..a515eb0afdfb 100644 --- a/include/linux/highmem.h +++ b/include/linux/highmem.h | |||
@@ -44,8 +44,13 @@ static inline void *kmap(struct page *page) | |||
44 | 44 | ||
45 | #define kunmap(page) do { (void) (page); } while (0) | 45 | #define kunmap(page) do { (void) (page); } while (0) |
46 | 46 | ||
47 | #define kmap_atomic(page, idx) \ | 47 | #include <asm/kmap_types.h> |
48 | ({ pagefault_disable(); page_address(page); }) | 48 | |
49 | static inline void *kmap_atomic(struct page *page, enum km_type idx) | ||
50 | { | ||
51 | pagefault_disable(); | ||
52 | return page_address(page); | ||
53 | } | ||
49 | #define kmap_atomic_prot(page, idx, prot) kmap_atomic(page, idx) | 54 | #define kmap_atomic_prot(page, idx, prot) kmap_atomic(page, idx) |
50 | 55 | ||
51 | #define kunmap_atomic(addr, idx) do { pagefault_enable(); } while (0) | 56 | #define kunmap_atomic(addr, idx) do { pagefault_enable(); } while (0) |