linux-kernel - Re: commit 83d817f410 broke my ability to use Linux with a braille display

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Message-ID: <nycvar.YSQ.7.76.1901111503390.2566@knanqh.ubzr>
Date:   Fri, 11 Jan 2019 15:10:04 -0500 (EST)
From:   Nicolas Pitre <nico@...xnic.net>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
cc:     Dmitry Safonov <dima@...sta.com>, Jiri Slaby <jslaby@...e.cz>,
        Mark Rutland <mark.rutland@....com>,
        Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>,
        Tycho Andersen <tycho@...ho.ws>, Dave Mielke <dave@...lke.cc>,
        linux-kernel@...r.kernel.org
Subject: Re: commit 83d817f410 broke my ability to use Linux with a braille
 display

On Fri, 11 Jan 2019, Greg Kroah-Hartman wrote:

> On Fri, Jan 11, 2019 at 01:33:09PM -0500, Nicolas Pitre wrote:
> > I use Linux with the help of a braille display and the brltty daemon. It 
> > turns out that the latest mainline kernel I can work with comes from 
> > commit 231f8fd0cc. Anything past that and I lose the ability to read the 
> > console barely a few seconds after the system has booted as brltty is 
> > thrown a wrench and the braille display becomes completely inoperable.
> 
> Please try the patch below, it was just queued up to my tree and should
> resolve the issue.  If not, please let us know.

Yes, it works. Thanks.

I also re-validated all the vt/vcs patches I sent you this week for 
which I started entertaining some doubts about their stability. But they 
all work fine again with the tty fix applied.


Nicolas