141 #define SYSCALL_TRACE_ENTER_EVENT(sname)				\  argument
142 	static struct syscall_metadata __syscall_meta_##sname;		\
144 	  event_enter_##sname = {					\
147 			.name                   = "sys_enter"#sname,	\
150 		.data			= (void *)&__syscall_meta_##sname,\
155 	 *__event_enter_##sname = &event_enter_##sname;
157 #define SYSCALL_TRACE_EXIT_EVENT(sname)					\  argument
158 	static struct syscall_metadata __syscall_meta_##sname;		\
160 	  event_exit_##sname = {					\
163 			.name                   = "sys_exit"#sname,	\
166 		.data			= (void *)&__syscall_meta_##sname,\
171 	*__event_exit_##sname = &event_exit_##sname;
173 #define SYSCALL_METADATA(sname, nb, ...)			\  argument
174 	static const char *types_##sname[] = {			\
177 	static const char *args_##sname[] = {			\
180 	SYSCALL_TRACE_ENTER_EVENT(sname);			\
181 	SYSCALL_TRACE_EXIT_EVENT(sname);			\
183 	  __syscall_meta_##sname = {				\
184 		.name 		= "sys"#sname,			\
187 		.types		= nb ? types_##sname : NULL,	\
188 		.args		= nb ? args_##sname : NULL,	\
189 		.enter_event	= &event_enter_##sname,		\
190 		.exit_event	= &event_exit_##sname,		\
191 		.enter_fields	= LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \
195 	 *__p_syscall_meta_##sname = &__syscall_meta_##sname;
204 #define SYSCALL_METADATA(sname, nb, ...)  argument
213 #define SYSCALL_DEFINE0(sname)					\  argument
214 	SYSCALL_METADATA(_##sname, 0);				\
215 	asmlinkage long sys_##sname(void);			\
216 	ALLOW_ERROR_INJECTION(sys_##sname, ERRNO);		\
217 	asmlinkage long sys_##sname(void)
229 #define SYSCALL_DEFINEx(x, sname, ...)				\  argument
230 	SYSCALL_METADATA(sname, x, __VA_ARGS__)			\
231 	__SYSCALL_DEFINEx(x, sname, __VA_ARGS__)