Re: ftrace function_graph causes system crash

From: Steven Rostedt
Date: Wed Sep 21 2016 - 09:45:50 EST

On Wed, 21 Sep 2016 07:50:58 +0000
"Bean Huo (beanhuo)" <beanhuo@xxxxxxxxxx> wrote:

> Hi, Steve
> Thanks very much! This is a very useful trace tool, I now know the problem function,
> It is gt_counter_read, if not trace this function, ftrace function_graph work well.
> Do you know now how to deeply debug and trace which line is wrong through Ftrace?

Hmm, maybe I should add this into the scripts directory. Yeah, I should
do that.

-- Steve