diff options
Diffstat (limited to 'include/linux/syscalls.h')
| -rw-r--r-- | include/linux/syscalls.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index 3cb15ea48aee..0bc1d2e8cc17 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -100,11 +100,12 @@ union bpf_attr; #define __MAP(n,...) __MAP##n(__VA_ARGS__) #define __SC_DECL(t, a) t a -#define __TYPE_IS_L(t) (__same_type((t)0, 0L)) -#define __TYPE_IS_UL(t) (__same_type((t)0, 0UL)) -#define __TYPE_IS_LL(t) (__same_type((t)0, 0LL) || __same_type((t)0, 0ULL)) +#define __TYPE_AS(t, v) __same_type((__force t)0, v) +#define __TYPE_IS_L(t) (__TYPE_AS(t, 0L)) +#define __TYPE_IS_UL(t) (__TYPE_AS(t, 0UL)) +#define __TYPE_IS_LL(t) (__TYPE_AS(t, 0LL) || __TYPE_AS(t, 0ULL)) #define __SC_LONG(t, a) __typeof(__builtin_choose_expr(__TYPE_IS_LL(t), 0LL, 0L)) a -#define __SC_CAST(t, a) (t) a +#define __SC_CAST(t, a) (__force t) a #define __SC_ARGS(t, a) a #define __SC_TEST(t, a) (void)BUILD_BUG_ON_ZERO(!__TYPE_IS_LL(t) && sizeof(t) > sizeof(long)) |