Re: LANANA: To Pending Device Number Registrants

Linus Torvalds (torvalds@transmeta.com)
Wed, 16 May 2001 16:53:55 -0700 (PDT)


On Wed, 16 May 2001, H. Peter Anvin wrote:
> Alan Cox wrote:
> >
> > > Are FireWire (and USB) disks always detected in the same order? Or does it
> > > behave like ADB, where you never know which mouse/keyboard is which
> > > mouse/keyboard?
> >
> > USB disks are required (haha etc) to have serial numbers. Firewire similarly
> > has unique disk identifiers.
>
> How about for other device classes?

Note that this whole decision hinges on a fact that simply isn't _true_.

You simply _cannot_ get the physical location of many devices. Sometimes
the topology of the bus is basically anonymous - there _is_ no location.

People had better just accept this. Don't get hung up about where
something is.

Linus

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/