linux-kernel - Re: [uml-devel] um: TTY fixes (?)

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Message-ID: <20120607175024.696be664@bob.linux.org.uk>
Date:	Thu, 7 Jun 2012 17:50:24 +0100
From:	Alan Cox <alan@...ux.intel.com>
To:	Richard Weinberger <richard@....at>
Cc:	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Boaz Harrosh <bharrosh@...asas.com>,
	user-mode-linux-devel@...ts.sourceforge.net,
	gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
	viro@...iv.linux.org.uk, jslaby@...e.cz
Subject: Re: [uml-devel] um: TTY fixes (?)

On Thu, 07 Jun 2012 18:32:42 +0200
Richard Weinberger <richard@....at> wrote:

> Am 07.06.2012 18:37, schrieb Alan Cox:
> > Yes I know exactly what is going on. However getting a more tolerant
> > behaviour is going to take a couple more kernels.
> > 
> 
> So, then please tell me what's the proper way to fix the UML console
> driver?
> 
> - tty_port plus ->hangup() works only with a patched util-linux
> - tty_port without ->hangup() seems to work only if *getty does not
> call vhangup()

There isn't a nice one. It'll have to wait until 3.6/7 or so to get
fixed nicely and it won't backport either.

Alan
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