Re: 2.6.33: ftrace triggers soft lockup

From: Steven Rostedt
Date: Thu Mar 04 2010 - 08:54:16 EST

On Wed, 2010-03-03 at 14:04 +0800, Américo Wang wrote:
> I am not sure if this is ftrace's fault, but it is ftrace who triggers
> the soft lockup. On my machine, it is pretty easy, just run:
> echo function_graph > current_tracer
> I found this when 2.6.33-rc7, but forgot to report here. I just tried
> today's
> Linus tree, it still has this problem.

So this is not present in 2.6.33-rc6? If you know approximately when it
appeared, would you be able to do a git bisect on it?


-- Steve

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