Date: Thu, 14 Dec 2006 12:42:41 +0000
From: Alan <alan@lxorguk.ukuu.org.uk>
To: =?UTF-8?B?SGFucy1Kw7xyZ2Vu?= Koch <hjk@linutronix.de>
Cc: "Hua Zhong" <hzhong@gmail.com>, "'Martin J. Bligh'" <mbligh@mbligh.org>,
       "'Linus Torvalds'" <torvalds@osdl.org>, "'Greg KH'" <gregkh@suse.de>,
       "'Jonathan Corbet'" <corbet@lwn.net>, "'Andrew Morton'" <akpm@osdl.org>,
       "'Michael K. Edwards'" <medwards.linux@gmail.com>,
       linux-kernel@vger.kernel.org
Subject: Re: GPL only modules [was Re: [GIT PATCH] more Driver core patches
 for 2.6.19]
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On Thu, 14 Dec 2006 12:31:16 +0100
Hans-Jürgen Koch <hjk@linutronix.de> wrote:
> You think it's easier for a manufacturer of industrial IO cards to
> debug a (large) kernel module?

You think its any easier to debug because the code now runs in ring 3 but
accessing I/O space.


> > uio also doesn't handle hotplug, pci and other "small" matters.
> 
> uio is supposed to be a very thin layer. Hotplug and PCI are already
> handled by other subsystems. 

And if you have a PCI or a hotplug card ? How many industrial I/O cards
are still ISA btw ?


Alan
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