Hi!

Am 04.06.2012 17:20, schrieb Jiri Slaby:
> On 06/04/2012 02:01 PM, Richard Weinberger wrote:
>> I have two questions: 1. Are these patches also usable on 3.4 and
>> 3.3 or do they depend on 3.5's TTY changes?
> 
> Hi, I don't think they depend on any changes.

Nice.

>> 2. Why didn't you use tty_port_open()/close()/etc. as Alan
>> suggested my in [1]?
> 
> This was not intended to fix anything particular. If it does, it is a
> pure coincidence... These patches are a minimalistic subset to ensure
> every driver has its own tty_port for each tty. We will need this
> pairing later.

It looks like that it solves UML's TTY issues with systemd distros. :-)

> So the switch of the driver to the new tty port API, as suggested by
> Alan, is still needed. I might do that later if I learn how to make
> UML work. (The conversion is by definition invasive and needs runtime
> testing.)

Two days ago I did so but still faced the problems described here:
https://lkml.org/lkml/2012/3/10/163

Thanks,
//richard