WAR: gr3d: limit 3d clock when camera is on
[linux-2.6.git] / include / trace / syscall.h
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_event: associated syscall_enter trace event
20  * @exit_event: associated syscall_exit trace event
21  */
22 struct syscall_metadata {
23         const char      *name;
24         int             syscall_nr;
25         int             nb_args;
26         const char      **types;
27         const char      **args;
28         struct list_head enter_fields;
29
30         struct ftrace_event_call *enter_event;
31         struct ftrace_event_call *exit_event;
32 };
33
34 #ifdef CONFIG_FTRACE_SYSCALLS
35 extern unsigned long arch_syscall_addr(int nr);
36 extern int init_syscall_trace(struct ftrace_event_call *call);
37
38 extern int reg_event_syscall_enter(struct ftrace_event_call *call);
39 extern void unreg_event_syscall_enter(struct ftrace_event_call *call);
40 extern int reg_event_syscall_exit(struct ftrace_event_call *call);
41 extern void unreg_event_syscall_exit(struct ftrace_event_call *call);
42 extern int
43 ftrace_format_syscall(struct ftrace_event_call *call, struct trace_seq *s);
44 enum print_line_t print_syscall_enter(struct trace_iterator *iter, int flags,
45                                       struct trace_event *event);
46 enum print_line_t print_syscall_exit(struct trace_iterator *iter, int flags,
47                                      struct trace_event *event);
48 #endif
49
50 #ifdef CONFIG_PERF_EVENTS
51 int perf_sysenter_enable(struct ftrace_event_call *call);
52 void perf_sysenter_disable(struct ftrace_event_call *call);
53 int perf_sysexit_enable(struct ftrace_event_call *call);
54 void perf_sysexit_disable(struct ftrace_event_call *call);
55 #endif
56
57 #endif /* _TRACE_SYSCALL_H */