From: "zhangwei(Jovi)" <jovi.zhang...@huawei.com>
Since modules can register own event_trace_ops tracing callback
functions now, so it's reasonable to allow modules have own
private data in struct ftrace_event_file.
Signed-off-by: zhangwei(Jovi) <jovi.zhang...@huawei.com>
---
include/linux/ftrace_event.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index 27d7a4f..38c272a 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -319,6 +319,8 @@ struct ftrace_event_file {
* caching and such. Which is mostly OK ;-)
*/
unsigned long flags;
+
+ void *data; /* private data */
};
#define __TRACE_EVENT_FLAGS(name, value) \
--
1.7.9.7
--
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