Re: port-xen/40675: Xen 3.3: guest serial console not functional

["Christoph Egger" <Christoph_Egger%gmx.de@localhost>]

The following reply was made to PR port-xen/40675; it has been noted by GNATS.

From: "Christoph Egger" <Christoph_Egger%gmx.de@localhost>
To: Juergen Hannken-Illjes <hannken%eis.cs.tu-bs.de@localhost>, 
gnats-bugs%netbsd.org@localhost
Cc: 
Subject: Re: port-xen/40675: Xen 3.3: guest serial console not functional
Date: Fri, 20 Feb 2009 16:38:10 +0100

 > On Fri, Feb 20, 2009 at 02:56:51PM +0100, Christoph Egger wrote:
 > > 
 > > Nope, that doesn't fix it.
 > 
 > Did you try it out?
 
 Yes. Sorry, I was too fast. I thought that doesn't fit with
 unix98 vs. BSD ptys.
 
 I tested it on Linux, too. It works there, too.
 I can only send patches upstream which don't break Linux.
 
 > I had the problem described in this PR
 > on an amd64, running NetBSD-5.0_RC2 with xentools33 (2008Q4)
 > and it disappears with my patch.  I printed the terminal
 > attributes after openpty() and they were garbage on the first
 > console, valid on the second etc.
 
 When openpty() returns garbage, isn't it broken then?
 
 > This just hides the bug.  We create a pty pair with random
 > attributes, close the slave so these attributes disappear and
 > hope the slave will be reopened and initialized.
 
 And this happens on second console then ?
 
 Christoph
 
 -- 
 Greetings,
 
 Christoph