diff options
Diffstat (limited to 'linux/src/include/linux/compiler.h')
| -rw-r--r-- | linux/src/include/linux/compiler.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/linux/src/include/linux/compiler.h b/linux/src/include/linux/compiler.h index 320d6c94..eb3dd949 100644 --- a/linux/src/include/linux/compiler.h +++ b/linux/src/include/linux/compiler.h @@ -143,8 +143,12 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect); #endif /* CONFIG_PROFILE_ALL_BRANCHES */ #else -# define likely(x) __builtin_expect(!!(x), 1) -# define unlikely(x) __builtin_expect(!!(x), 0) +# ifndef likely +# define likely(x) __builtin_expect(!!(x), 1) +# endif /* likely */ +# ifndef unlikely +# define unlikely(x) __builtin_expect(!!(x), 0) +# endif /* unlikely */ #endif /* Optimization barrier */ |