linux-kernel - Re: moxa serial driver testing

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Message-ID: <45901AA7.8080103@gmail.com>
Date:	Mon, 25 Dec 2006 19:38:08 +0059
From:	Jiri Slaby <jirislaby@...il.com>
To:	Sergei Organov <osv@...ad.com>
CC:	Andrew Morton <akpm@...l.org>, linux-kernel@...r.kernel.org
Subject: Re: moxa serial driver testing

Sergei Organov wrote:
> Jiri Slaby <jirislaby@...il.com> writes:
> 
>> osv@...ad.com wrote:
>>> Hi Jiri,
>>>
>>> I've figured out that both old and new mxser drivers have two similar
>>> problems:
>>>
>>> 1. When there are data coming to a port, sometimes opening of the port
>>>    entirely locks the box. This is quite reproducible. Any idea what's
>>>    wrong and how can I help to debug it?
>> Could you test the patch below, if something changes?
> 
> Something did change. Now it becomes rather difficult to get the box to
> hang, though not impossible. Another thing that changed is that now I
> can see [parts of] oopses on screen. I've got two pictures of the screen

Positive.

> with different oopses. If you need them, let me know and I'll send them
> to you in a separate mail not to pollute lkml with JPEGs.

These are those you've posted in another post?

> As for the problem with module unloading when port is open, your another
> patch does fix it indeed.

at least some good news, thanks,
-- 
http://www.fi.muni.cz/~xslaby/            Jiri Slaby
faculty of informatics, masaryk university, brno, cz
e-mail: jirislaby gmail com, gpg pubkey fingerprint:
B674 9967 0407 CE62 ACC8  22A0 32CC 55C3 39D4 7A7E
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