Re: WARNING: at drivers/tty/tty_buffer.c:476 (tty is NULL)

From: Peter Hurley
Date: Wed Jan 30 2013 - 13:36:14 EST


On Sat, 2013-01-19 at 22:00 +0100, Jiri Slaby wrote:
> On 01/18/2013 10:07 PM, Greg Kroah-Hartman wrote:
> > Jiri, was there anything on the mailing list that I missed that should
> > have resolved this issue? I thought it was being worked on, but I can't
> > seem to find any resolution at the moment.
>
> Somebody had a patchset and promised to repost IIRC. I forgot his name
> though.
>
> /me back from digging in the mail history.
>
> Peter Hurley is the name.
>
> Peter, what happened with your patches in the end, please?

The tty subsystem is very resilient to fixing :)

The thing I'm working on right now -- which hopefully is the last issue
with the line discipline logic -- occurs with parallel __tty_hangup()
and tty_release().

At the moment, I'm trying to narrow the conditions when this happens.

Regards,
Peter Hurley

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