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From: Greg KH <gregkh <at> suse.de>
Subject: Re: [ANNOUNCE] hotplug-ng 001 release
Newsgroups: gmane.linux.hotplug.devel
Date: 2005-02-14 22:42:08 GMT (3 years, 12 weeks, 2 days, 8 hours and 9 minutes ago)
On Sat, Feb 12, 2005 at 03:34:58AM +0300, Roman Kagan wrote:
> On Fri, Feb 11, 2005 at 01:10:28PM -0800, Greg KH wrote:
> > If you look at the hotplug scripts, they really don't need to touch
> > sysfs at all.  (Note that the scsi one does, but I think we can fix the
> > scsi hotplug event to solve this issue...)
> > 
> > So module autoload has really nothing to do with sysfs.
> 
> Just to make sure I understand what you mean: is the idea that hotplug
> scripts get the device IDs through the environment variables only, and
> the coldplug's responsibility is to fetch the info from sysfs and make
> up the same set of environment variables to pass to hotplug?
> 
> Then why not just make the kernel (and coldplug) create an additional
> environment variable with the fnmatch-able module name ready to use with
> modprobe?  Given that kernel (and coldplug) have all the IDs in the nice
> integer form it would be a matter of a single add_hotplug_env_var() (or
> sprintf()) call per each device type, and would be even tinier that the
> hotplug-ng :)

You know, it's moments like this that I really think the open source
development model is the best.  People are able to look into a project
and point out how stupid the original designers/authors are at any
moment in time :)

You are completly correct, I love your kernel patch.  With it, and a few
minor changes to modprobe, we don't need _any_ of the module_* programs
in the hotplug-ng package I just released.  That is wonderful, thank you
so much for showing me that I was just working in circles.

I'll go work on this in the next few days (getting over being sick and
trying to catch up on email right now...)

Thanks again, I really appreciate it.

greg k-h

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