9  *  @f: function pointer
10  *  @f$NR: builtin functions names, up to $NR of them
11  *  @__VA_ARGS__: arguments for @f
13  * Avoid retpoline overhead for known builtin, checking @f vs each of them and
17 #define INDIRECT_CALL_1(f, f1, ...)					\  argument
19 		likely(f == f1) ? f1(__VA_ARGS__) : f(__VA_ARGS__);	\
21 #define INDIRECT_CALL_2(f, f2, f1, ...)					\  argument
23 		likely(f == f2) ? f2(__VA_ARGS__) :			\
24 				  INDIRECT_CALL_1(f, f1, __VA_ARGS__);	\
26 #define INDIRECT_CALL_3(f, f3, f2, f1, ...)					\  argument
28 		likely(f == f3) ? f3(__VA_ARGS__) :				\
29 				  INDIRECT_CALL_2(f, f2, f1, __VA_ARGS__);	\
31 #define INDIRECT_CALL_4(f, f4, f3, f2, f1, ...)					\  argument
33 		likely(f == f4) ? f4(__VA_ARGS__) :				\
34 				  INDIRECT_CALL_3(f, f3, f2, f1, __VA_ARGS__);	\
37 #define INDIRECT_CALLABLE_DECLARE(f)	f  argument
39 #define EXPORT_INDIRECT_CALLABLE(f)	EXPORT_SYMBOL(f)  argument
42 #define INDIRECT_CALL_1(f, f1, ...) f(__VA_ARGS__)  argument
43 #define INDIRECT_CALL_2(f, f2, f1, ...) f(__VA_ARGS__)  argument
44 #define INDIRECT_CALL_3(f, f3, f2, f1, ...) f(__VA_ARGS__)  argument
45 #define INDIRECT_CALL_4(f, f4, f3, f2, f1, ...) f(__VA_ARGS__)  argument
46 #define INDIRECT_CALLABLE_DECLARE(f)  argument
48 #define EXPORT_INDIRECT_CALLABLE(f)  argument
57 #define INDIRECT_CALL_INET(f, f2, f1, ...) \  argument
58 	INDIRECT_CALL_2(f, f2, f1, __VA_ARGS__)
60 #define INDIRECT_CALL_INET(f, f2, f1, ...) INDIRECT_CALL_1(f, f1, __VA_ARGS__)  argument
62 #define INDIRECT_CALL_INET(f, f2, f1, ...) f(__VA_ARGS__)  argument
66 #define INDIRECT_CALL_INET_1(f, f1, ...) INDIRECT_CALL_1(f, f1, __VA_ARGS__)  argument
68 #define INDIRECT_CALL_INET_1(f, f1, ...) f(__VA_ARGS__)  argument