diff options
Diffstat (limited to 'include/linux/compiler_types.h')
| -rw-r--r-- | include/linux/compiler_types.h | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h index 3c1795fdb568..1c2c33ae1b37 100644 --- a/include/linux/compiler_types.h +++ b/include/linux/compiler_types.h @@ -4,6 +4,14 @@ #ifndef __ASSEMBLY__ +#if defined(CONFIG_DEBUG_INFO_BTF) && defined(CONFIG_PAHOLE_HAS_BTF_TAG) && \ + __has_attribute(btf_type_tag) +# define BTF_TYPE_TAG(value) __attribute__((btf_type_tag(#value))) +#else +# define BTF_TYPE_TAG(value) /* nothing */ +#endif + +/* sparse defines __CHECKER__; see Documentation/dev-tools/sparse.rst */ #ifdef __CHECKER__ /* address spaces */ # define __kernel __attribute__((address_space(0))) @@ -32,10 +40,10 @@ static inline void __chk_io_ptr(const volatile void __iomem *ptr) { } # ifdef STRUCTLEAK_PLUGIN # define __user __attribute__((user)) # else -# define __user +# define __user BTF_TYPE_TAG(user) # endif # define __iomem -# define __percpu +# define __percpu BTF_TYPE_TAG(percpu) # define __rcu # define __chk_user_ptr(x) (void)0 # define __chk_io_ptr(x) (void)0 @@ -137,8 +145,6 @@ struct ftrace_likely_data { */ #define __naked __attribute__((__naked__)) notrace -#define __compiler_offsetof(a, b) __builtin_offsetof(a, b) - /* * Prefer gnu_inline, so that extern inline functions do not emit an * externally visible function. This makes extern inline behave as per gnu89 @@ -368,4 +374,8 @@ struct ftrace_likely_data { #define __diag_error(compiler, version, option, comment) \ __diag_ ## compiler(version, error, option) +#ifndef __diag_ignore_all +#define __diag_ignore_all(option, comment) +#endif + #endif /* __LINUX_COMPILER_TYPES_H */ |