Re: [PATCH 1/5] ftrace: Support full glob matching

Steven Rostedt
2016-10-20T13:43:26Z

On Thu, 20 Oct 2016 11:07:52 +0900
Masami Hiramatsu <mhiramat@kernel.org> wrote:

> And OK, what kind of tests are failed on 4.9-rc1? I though a possible
> kernel freeze in 4.8 when I ran ftracetest, but it seemed disappeared
> in 4.9-rc1.

The kernel crashed on enabling the mmiotracer, which disables CPUs.
That tracer is notorious for finding CPU hotplug bugs. There's a fix in
tip/urgent that I pulled in, which lets it pass. I rather wait till rc2
to base changes on where I don't need to add commits to make my tests
pass.

-- Steve