Re: [linux-usb-devel] Re: hotplugging to deal with firmware download

[Oliver Neukum <oliver@neukum.name>]

Am Dienstag, 4. Juni 2002 01:40 schrieb Greg KH:
> On Tue, Jun 04, 2002 at 01:30:23AM +0200, Oliver Neukum wrote:
> > It was just the tip of the iceberg.
> > You need the ability to reidentify for simple things like setting the
> > correct IP on the correct network adapter, or correct resolution
> > on the correct camera.
>
> I agree.  Then use something unique in the device like I said in a
> different message: device physical path, serial number, mac address, fs
> label, etc.
>
> But only use the physical path if that's your last resort, as it's the
> most unstable.  This is the main reason the USB printer spec started
> specifying that all USB printers need to have a serial number.  To help
> uniquely identify them.

Let's face it, most USB devices are marketing driven crap.
Most drivers will have to go for physical location.
Besides it's the lowest common denominator, thus it should
go into usbcore. Besides knowledge about physical location should not have 
to go to the drivers.

> > You cannot avoid the issue I am afraid.
>
> But I keep trying to :)

Repent, for thou art wayward.

	Regards
		Oliver


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