1 #ifndef _TRACE_SYSCALL_H 2 #define _TRACE_SYSCALL_H 3 4 #include <linux/tracepoint.h> 5 #include <linux/unistd.h> 6 #include <linux/ftrace_event.h> 7 8 #include <asm/ptrace.h> 9 10 11 /* 12 * A syscall entry in the ftrace syscalls array. 13 * 14 * @name: name of the syscall 15 * @syscall_nr: number of the syscall 16 * @nb_args: number of parameters it takes 17 * @types: list of types as strings 18 * @args: list of args as strings (args[i] matches types[i]) 19 * @enter_fields: list of fields for syscall_enter trace event 20 * @enter_event: associated syscall_enter trace event 21 * @exit_event: associated syscall_exit trace event 22 */ 23 struct syscall_metadata { 24 const char *name; 25 int syscall_nr; 26 int nb_args; 27 const char **types; 28 const char **args; 29 struct list_head enter_fields; 30 31 struct ftrace_event_call *enter_event; 32 struct ftrace_event_call *exit_event; 33 }; 34 35 #endif /* _TRACE_SYSCALL_H */ 36