indirect_call_wrapper: extend indirect wrapper to support up to 4 calls (e678e9dd) · Commits · 戴 / test

There are many places where 2 annotations are not enough. This patch adds INDIRECT_CALL_3 and INDIRECT_CALL_4 to cover such cases. Signed-off-by:

include/linux/indirect_call_wrapper.h

+12 −0

Original line number	Diff line number	Diff line
		@@ -23,6 +23,16 @@
		likely(f == f2) ? f2(__VA_ARGS__) : \
		INDIRECT_CALL_1(f, f1, __VA_ARGS__); \
		})
		#define INDIRECT_CALL_3(f, f3, f2, f1, ...) \
		({ \
		likely(f == f3) ? f3(__VA_ARGS__) : \
		INDIRECT_CALL_2(f, f2, f1, __VA_ARGS__); \
		})
		#define INDIRECT_CALL_4(f, f4, f3, f2, f1, ...) \
		({ \
		likely(f == f4) ? f4(__VA_ARGS__) : \
		INDIRECT_CALL_3(f, f3, f2, f1, __VA_ARGS__); \
		})

		#define INDIRECT_CALLABLE_DECLARE(f) f
		#define INDIRECT_CALLABLE_SCOPE
		@@ -30,6 +40,8 @@
		#else
		#define INDIRECT_CALL_1(f, f1, ...) f(__VA_ARGS__)
		#define INDIRECT_CALL_2(f, f2, f1, ...) f(__VA_ARGS__)
		#define INDIRECT_CALL_3(f, f3, f2, f1, ...) f(__VA_ARGS__)
		#define INDIRECT_CALL_4(f, f4, f3, f2, f1, ...) f(__VA_ARGS__)
		#define INDIRECT_CALLABLE_DECLARE(f)
		#define INDIRECT_CALLABLE_SCOPE static
		#endif