140 #define SYSCALL_TRACE_ENTER_EVENT(sname)				\  argument
141 	static struct syscall_metadata __syscall_meta_##sname;		\
143 	  event_enter_##sname = {					\
146 			.name                   = "sys_enter"#sname,	\
149 		.data			= (void *)&__syscall_meta_##sname,\
154 	 *__event_enter_##sname = &event_enter_##sname;
156 #define SYSCALL_TRACE_EXIT_EVENT(sname)					\  argument
157 	static struct syscall_metadata __syscall_meta_##sname;		\
159 	  event_exit_##sname = {					\
162 			.name                   = "sys_exit"#sname,	\
165 		.data			= (void *)&__syscall_meta_##sname,\
170 	*__event_exit_##sname = &event_exit_##sname;
172 #define SYSCALL_METADATA(sname, nb, ...)			\  argument
173 	static const char *types_##sname[] = {			\
176 	static const char *args_##sname[] = {			\
179 	SYSCALL_TRACE_ENTER_EVENT(sname);			\
180 	SYSCALL_TRACE_EXIT_EVENT(sname);			\
182 	  __syscall_meta_##sname = {				\
183 		.name 		= "sys"#sname,			\
186 		.types		= nb ? types_##sname : NULL,	\
187 		.args		= nb ? args_##sname : NULL,	\
188 		.enter_event	= &event_enter_##sname,		\
189 		.exit_event	= &event_exit_##sname,		\
190 		.enter_fields	= LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \
194 	 *__p_syscall_meta_##sname = &__syscall_meta_##sname;
203 #define SYSCALL_METADATA(sname, nb, ...)  argument
212 #define SYSCALL_DEFINE0(sname)					\  argument
213 	SYSCALL_METADATA(_##sname, 0);				\
214 	asmlinkage long sys_##sname(void);			\
215 	ALLOW_ERROR_INJECTION(sys_##sname, ERRNO);		\
216 	asmlinkage long sys_##sname(void)
228 #define SYSCALL_DEFINEx(x, sname, ...)				\  argument
229 	SYSCALL_METADATA(sname, x, __VA_ARGS__)			\
230 	__SYSCALL_DEFINEx(x, sname, __VA_ARGS__)