Re: [PATCH v3 4/4] nmi_backtrace: generate one-line reports for idle cpus

From: Peter Zijlstra
Date: Wed Mar 23 2016 - 03:54:22 EST


On Wed, Mar 23, 2016 at 01:50:00AM +0100, Rafael J. Wysocki wrote:

> > > Well, what about intel_idle_freeze()? Or do we not care?
> >
> > I argued against it; when you're suspended the NMI watchdog is stopped
> > too.
>
> Is it also stopped for suspend-to-idle? I'm not sure about that.
>
> Where do I need to look to find out?

Hmm I have memories of writing a patch to that effect when we were
starting with that suspend-to-idle stuff, because people didn't like
being woken up all the time.

But now that I look I cannot find it either..