diff options
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/ftrace_event.h | 19 | ||||
-rw-r--r-- | include/linux/syscalls.h | 29 |
2 files changed, 19 insertions, 29 deletions
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h index 496eea8..e665ed3 100644 --- a/include/linux/ftrace_event.h +++ b/include/linux/ftrace_event.h @@ -113,8 +113,23 @@ void tracing_record_cmdline(struct task_struct *tsk); struct event_filter; +enum trace_reg { + TRACE_REG_REGISTER, + TRACE_REG_UNREGISTER, + TRACE_REG_PERF_REGISTER, + TRACE_REG_PERF_UNREGISTER, +}; + +struct ftrace_event_call; + struct ftrace_event_class { char *system; + void *probe; +#ifdef CONFIG_PERF_EVENTS + void *perf_probe; +#endif + int (*reg)(struct ftrace_event_call *event, + enum trace_reg type); }; struct ftrace_event_call { @@ -124,8 +139,6 @@ struct ftrace_event_call { struct dentry *dir; struct trace_event *event; int enabled; - int (*regfunc)(struct ftrace_event_call *); - void (*unregfunc)(struct ftrace_event_call *); int id; const char *print_fmt; int (*raw_init)(struct ftrace_event_call *); @@ -137,8 +150,6 @@ struct ftrace_event_call { void *data; int perf_refcount; - int (*perf_event_enable)(struct ftrace_event_call *); - void (*perf_event_disable)(struct ftrace_event_call *); }; #define PERF_MAX_TRACE_SIZE 2048 diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index ac5791d..e3348c4 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -103,22 +103,6 @@ struct perf_event_attr; #define __SC_TEST5(t5, a5, ...) __SC_TEST(t5); __SC_TEST4(__VA_ARGS__) #define __SC_TEST6(t6, a6, ...) __SC_TEST(t6); __SC_TEST5(__VA_ARGS__) -#ifdef CONFIG_PERF_EVENTS - -#define TRACE_SYS_ENTER_PERF_INIT(sname) \ - .perf_event_enable = perf_sysenter_enable, \ - .perf_event_disable = perf_sysenter_disable, - -#define TRACE_SYS_EXIT_PERF_INIT(sname) \ - .perf_event_enable = perf_sysexit_enable, \ - .perf_event_disable = perf_sysexit_disable, -#else -#define TRACE_SYS_ENTER_PERF(sname) -#define TRACE_SYS_ENTER_PERF_INIT(sname) -#define TRACE_SYS_EXIT_PERF(sname) -#define TRACE_SYS_EXIT_PERF_INIT(sname) -#endif /* CONFIG_PERF_EVENTS */ - #ifdef CONFIG_FTRACE_SYSCALLS #define __SC_STR_ADECL1(t, a) #a #define __SC_STR_ADECL2(t, a, ...) #a, __SC_STR_ADECL1(__VA_ARGS__) @@ -134,7 +118,8 @@ struct perf_event_attr; #define __SC_STR_TDECL5(t, a, ...) #t, __SC_STR_TDECL4(__VA_ARGS__) #define __SC_STR_TDECL6(t, a, ...) #t, __SC_STR_TDECL5(__VA_ARGS__) -extern struct ftrace_event_class event_class_syscalls; +extern struct ftrace_event_class event_class_syscall_enter; +extern struct ftrace_event_class event_class_syscall_exit; #define SYSCALL_TRACE_ENTER_EVENT(sname) \ static const struct syscall_metadata __syscall_meta_##sname; \ @@ -148,14 +133,11 @@ extern struct ftrace_event_class event_class_syscalls; __attribute__((section("_ftrace_events"))) \ event_enter_##sname = { \ .name = "sys_enter"#sname, \ - .class = &event_class_syscalls, \ + .class = &event_class_syscall_enter, \ .event = &enter_syscall_print_##sname, \ .raw_init = init_syscall_trace, \ .define_fields = syscall_enter_define_fields, \ - .regfunc = reg_event_syscall_enter, \ - .unregfunc = unreg_event_syscall_enter, \ .data = (void *)&__syscall_meta_##sname,\ - TRACE_SYS_ENTER_PERF_INIT(sname) \ } #define SYSCALL_TRACE_EXIT_EVENT(sname) \ @@ -170,14 +152,11 @@ extern struct ftrace_event_class event_class_syscalls; __attribute__((section("_ftrace_events"))) \ event_exit_##sname = { \ .name = "sys_exit"#sname, \ - .class = &event_class_syscalls, \ + .class = &event_class_syscall_exit, \ .event = &exit_syscall_print_##sname, \ .raw_init = init_syscall_trace, \ .define_fields = syscall_exit_define_fields, \ - .regfunc = reg_event_syscall_exit, \ - .unregfunc = unreg_event_syscall_exit, \ .data = (void *)&__syscall_meta_##sname,\ - TRACE_SYS_EXIT_PERF_INIT(sname) \ } #define SYSCALL_METADATA(sname, nb) \ |