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-rw-r--r--include/linux/ftrace_event.h6
-rw-r--r--include/linux/syscalls.h6
2 files changed, 9 insertions, 3 deletions
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index 39e71b0..496eea8 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -113,10 +113,14 @@ void tracing_record_cmdline(struct task_struct *tsk);
struct event_filter;
+struct ftrace_event_class {
+ char *system;
+};
+
struct ftrace_event_call {
struct list_head list;
+ struct ftrace_event_class *class;
char *name;
- char *system;
struct dentry *dir;
struct trace_event *event;
int enabled;
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 057929b..ac5791d 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -134,6 +134,8 @@ 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;
+
#define SYSCALL_TRACE_ENTER_EVENT(sname) \
static const struct syscall_metadata __syscall_meta_##sname; \
static struct ftrace_event_call \
@@ -146,7 +148,7 @@ struct perf_event_attr;
__attribute__((section("_ftrace_events"))) \
event_enter_##sname = { \
.name = "sys_enter"#sname, \
- .system = "syscalls", \
+ .class = &event_class_syscalls, \
.event = &enter_syscall_print_##sname, \
.raw_init = init_syscall_trace, \
.define_fields = syscall_enter_define_fields, \
@@ -168,7 +170,7 @@ struct perf_event_attr;
__attribute__((section("_ftrace_events"))) \
event_exit_##sname = { \
.name = "sys_exit"#sname, \
- .system = "syscalls", \
+ .class = &event_class_syscalls, \
.event = &exit_syscall_print_##sname, \
.raw_init = init_syscall_trace, \
.define_fields = syscall_exit_define_fields, \