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From: Paul Brook <paul@codesourcery.com>
Subject: Re: RFC qdev path semantics (was: [Qemu-devel] [RFC PATCH 0/5]
	Introduce canonical device hierarchy string)
Date: Wed, 16 Jun 2010 11:40:39 +0100
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To: Markus Armbruster <armbru@redhat.com>
Cc: chrisw@redhat.com, kvm@vger.kernel.org, qemu-devel@nongnu.org, Alex Williamson <alex.williamson@redhat.com>, avi@redhat.com, kraxel@redhat.com

> * Else, use TYPE.NUM, where TYPE is derived from the bus type, and NUM
>   is the bus number, as above.
> 
> ### Paul proposes to either drop TYPE.NUM (and require drivers to
>     provide bus names), or make NUM count separately for each bus type.

I revised this proposal: Drop the .NUM part, and require drivers provide a bus 
name if TYPE would result in ambiguous names.

Paul