linux-kernel - Re: [BUG] function_graph trace causes hang when using sleepgraph (4.15.0-rc1 and newer)

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Date:   Thu, 18 Jan 2018 09:21:08 -0800
From:   Todd Brandt <todd.e.brandt@...ux.intel.com>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org
Subject: Re: [BUG] function_graph trace causes  hang when using sleepgraph
 (4.15.0-rc1 and newer)

On Tue, 2018-01-09 at 11:13 -0500, Steven Rostedt wrote:
> On Mon, 08 Jan 2018 17:25:15 -0800
> Todd Brandt <todd.e.brandt@...ux.intel.com> wrote:
> 
> > Can you reproduce the issue there? I just want to be sure it's not
> > something local to our machines here, as long as you have CONFIG_PM
> > enabled it should work the same hopefully. 
> 
> Just to let you know, I'm currently traveling, so my testing ability
> is
> limited at the time being.
> 
> -- Steve

I just tested 4.15.0-rc8 (with the ring_buffer changes) and it appears
to work correctly now, thanks!