[PATCH V5 04/11] compiler_types.h: Add __noinstr_section() for noinstr

[guoren]

From: Lai Jiangshan <laijs@xxxxxxxxxxxxxxxxx>

And it will be extended for C entry code.

Cc: Borislav Petkov <bp@xxxxxxxxx>
Reviewed-by: Miguel Ojeda <ojeda@xxxxxxxxxx>
Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx>
Suggested-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
Suggested-by: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxxxxx>
---
 include/linux/compiler_types.h | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h
index 4f2a819fd60a..e9ce11ea4d8b 100644
--- a/include/linux/compiler_types.h
+++ b/include/linux/compiler_types.h
@@ -227,9 +227,11 @@ struct ftrace_likely_data {
 #endif
 
 /* Section for code which can't be instrumented at all */
-#define noinstr								\
-	noinline notrace __attribute((__section__(".noinstr.text")))	\
-	__no_kcsan __no_sanitize_address __no_profile __no_sanitize_coverage
+#define __noinstr_section(section)				\
+	noinline notrace __section(section) __no_profile	\
+	__no_kcsan __no_sanitize_address __no_sanitize_coverage
+
+#define noinstr __noinstr_section(".noinstr.text")
 
 #endif /* __KERNEL__ */
 
-- 
2.36.1