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Date:      Tue, 5 Apr 2011 14:55:33 +0200
From:      Hans Petter Selasky <hselasky@freebsd.org>
To:        Andriy Gapon <avg@freebsd.org>
Cc:        "freebsd-current@FreeBSD.org" <freebsd-current@freebsd.org>, "freebsd-usb@FreeBSD.org" <freebsd-usb@freebsd.org>
Subject:   Re: use_generic and usb probing
Message-ID:  <201104051455.33853.hselasky@freebsd.org>
In-Reply-To: <4D9B1023.7020407@FreeBSD.org>
References:  <201104051321.56319.hselasky@freebsd.org> <4D9B1023.7020407@FreeBSD.org>

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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



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