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From: Hans Petter Selasky <hselasky@freebsd.org>
To: Andriy Gapon <avg@freebsd.org>
Date: Tue, 5 Apr 2011 14:55:33 +0200
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Cc: "freebsd-current@FreeBSD.org" <freebsd-current@freebsd.org>,
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Subject: Re: use_generic and usb probing
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On Tuesday 05 April 2011 14:50:43 Andriy Gapon wrote:
> 
> I believe that newbus already supports ordering of children on a bus.
> 
> BTW, does USB have to pass anything from probe to attach?

Mostly only the driver info field. To avoid duplicate lookups.

> Duplicate lookup is of course not very nice, but duplicate probing pass is
> not nice either.

This can all be avoided if the bus-drivers are sorted correctly before 
probing!

--HPS