diff options
Diffstat (limited to 'lib/igt_aux.h')
| -rw-r--r-- | lib/igt_aux.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/igt_aux.h b/lib/igt_aux.h index faddd478..9bb03b77 100644 --- a/lib/igt_aux.h +++ b/lib/igt_aux.h @@ -390,4 +390,6 @@ static inline bool igt_list_empty(const struct igt_list *list) __builtin_popcountll(x), \ __builtin_popcount(x)) +#define is_power_of_two(x) (((x) & ((x)-1)) == 0) + #endif /* IGT_AUX_H */ |