diff options
Diffstat (limited to 'include/linux/kernel.h')
-rw-r--r-- | include/linux/kernel.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 47160fe378c9..d9725a28a265 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h | |||
@@ -42,6 +42,20 @@ extern const char linux_proc_banner[]; | |||
42 | #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) | 42 | #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) |
43 | #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y)) | 43 | #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y)) |
44 | 44 | ||
45 | #ifdef CONFIG_LBD | ||
46 | # include <asm/div64.h> | ||
47 | # define sector_div(a, b) do_div(a, b) | ||
48 | #else | ||
49 | # define sector_div(n, b)( \ | ||
50 | { \ | ||
51 | int _res; \ | ||
52 | _res = (n) % (b); \ | ||
53 | (n) /= (b); \ | ||
54 | _res; \ | ||
55 | } \ | ||
56 | ) | ||
57 | #endif | ||
58 | |||
45 | /** | 59 | /** |
46 | * upper_32_bits - return bits 32-63 of a number | 60 | * upper_32_bits - return bits 32-63 of a number |
47 | * @n: the number we're accessing | 61 | * @n: the number we're accessing |