From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: arjanv@redhat.com
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: The Serial Layer
Date: Tue, 07 Sep 2004 20:14:20 +0100 [thread overview]
Message-ID: <1094584456.9745.14.camel@localhost.localdomain> (raw)
In-Reply-To: <1094587598.2801.24.camel@laptop.fenrus.com>
On Maw, 2004-09-07 at 21:06, Arjan van de Ven wrote:
> On Tue, 2004-09-07 at 20:49, Alan Cox wrote:
> > Is anyone currently looking at fixing this before I start applying
> > extreme violence ? In particular to start trying to do something about
> > the races in TIOCSTI, line discipline setting, hangup v receive, drivers
> > abusing the API and calling ldisc.receive_buf direct ?
>
> don't you mean the TTY layer instead of the serial layer ?
Both. A lot of hangup/receive races are in the serial drivers themselves
doing things like
hangup
[close ldisc]
send bytes to the ldisc
[Boom!]
Alan
next prev parent reply other threads:[~2004-09-07 20:27 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-07 18:49 The Serial Layer Alan Cox
2004-09-07 20:06 ` Arjan van de Ven
2004-09-07 19:14 ` Alan Cox [this message]
2004-09-09 12:57 ` Theodore Ts'o
2004-09-09 16:28 ` Alan Cox
2004-09-10 14:32 ` Theodore Ts'o
2004-09-10 15:21 ` Alan Cox
2004-09-07 20:16 ` Russell King
2004-09-12 3:01 ` David Eger
2004-09-12 15:25 ` Alan Cox
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