'port forced close' after failed ppp

[Colin Helliwell]

> On 15 March 2017 at 16:11 Dan Williams <dcbw at redhat.com> wrote:
> 
> On Wed, 2017-03-15 at 15:36 +0000, Colin Helliwell wrote:
> 
> > 
> > No sign in the source of any calls to those functions.
> > Could the signal be being sent from a hardware and 'physical uart
> > driver' level (e.g. due to h/w handshake lines changing), to MM,
> > without going through the mux driver...?
> 
> Yes, that's a possibility. I assume the MUX driver is not open-source?

Unclear.... the source all has GPLv2 headers, yet we had to sign a license to obtain it - unsure where that leaves it!

> Otherwise I'm kinda walking around in the dark trying to feel out
> what's going on.

Yep, I know   :S