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-rw-r--r--include/linux/ftrace_event.h5
-rw-r--r--include/trace/ftrace.h4
-rw-r--r--kernel/trace/trace_events.c4
3 files changed, 7 insertions, 6 deletions
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index ac8c6f8cf24..8544f121d9f 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -112,8 +112,8 @@ struct ftrace_event_call {
struct dentry *dir;
struct trace_event *event;
int enabled;
- int (*regfunc)(void);
- void (*unregfunc)(void);
+ int (*regfunc)(void *);
+ void (*unregfunc)(void *);
int id;
int (*raw_init)(void);
int (*show_format)(struct trace_seq *s);
@@ -122,6 +122,7 @@ struct ftrace_event_call {
int filter_active;
struct event_filter *filter;
void *mod;
+ void *data;
atomic_t profile_count;
int (*profile_enable)(struct ftrace_event_call *);
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index 25d3b02a06f..46d81b5e861 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -568,7 +568,7 @@ static void ftrace_raw_event_##call(proto) \
trace_nowake_buffer_unlock_commit(event, irq_flags, pc); \
} \
\
-static int ftrace_raw_reg_event_##call(void) \
+static int ftrace_raw_reg_event_##call(void *ptr) \
{ \
int ret; \
\
@@ -579,7 +579,7 @@ static int ftrace_raw_reg_event_##call(void) \
return ret; \
} \
\
-static void ftrace_raw_unreg_event_##call(void) \
+static void ftrace_raw_unreg_event_##call(void *ptr) \
{ \
unregister_trace_##call(ftrace_raw_event_##call); \
} \
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index f95f8470dd3..1d289e2d669 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -86,14 +86,14 @@ static void ftrace_event_enable_disable(struct ftrace_event_call *call,
if (call->enabled) {
call->enabled = 0;
tracing_stop_cmdline_record();
- call->unregfunc();
+ call->unregfunc(call->data);
}
break;
case 1:
if (!call->enabled) {
call->enabled = 1;
tracing_start_cmdline_record();
- call->regfunc();
+ call->regfunc(call->data);
}
break;
}