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Re: GNUMach 1.x serial problems

From: Marco Gerards
Subject: Re: GNUMach 1.x serial problems
Date: 06 Feb 2004 18:57:49 +0100
User-agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3

"Alfred M. Szmidt" <ams@kemisten.nu> writes:

>    A while ago I was told there are some serious problems with the
>    serial driver in GNUMach 1.x.  This has something to do with the
>    allowed serial speed and PPP.
>    What is the problem with Mach and what causes this problem?  I'm
>    willing to look into this problem.  Does this patch already fix the
>    bug?
>    http://mail.gnu.org/archive/html/bug-hurd/2001-10/msg00213.html
>    What is the status of PPP?  Does it work and if not what needs to
>    be done?
> Could you be a bit more specific?  PPP doesn't work because you can't
> do high-speed transfers AFAIK.  If that works, any normal BSD PPP
> user-space deamon should work (um-pppd was used before).  Maybe Marcus
> can elabortate about the problems in the serial driver, he was theone
> digging in it.

Well, I have talked with Marcus about this.  This is really hard to
fix properly and it is not really important for me, so I will not do

> Are there any PPP users out there by the way? It doesn't seem that
> there are, since nobody has been annoyed about this particular problem
> in a long (long!) time.

Sometimes people ask about this on IRC.


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