diff options
Diffstat (limited to 'include/linux/kernel.h')
| -rw-r--r-- | include/linux/kernel.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/kernel.h b/include/linux/kernel.h index cc6d6f7467..ee0b48e089 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -55,6 +55,11 @@ #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) +#define DIV_ROUND_DOWN_ULL(ll, d) \ + ({ unsigned long long _tmp = (ll); do_div(_tmp, d); _tmp; }) + +#define DIV_ROUND_UP_ULL(ll, d) DIV_ROUND_DOWN_ULL((ll) + (d) - 1, (d)) + #define DIV_ROUND_CLOSEST(x, divisor)( \ { \ typeof(divisor) __divisor = divisor; \ |