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From: Paul Brook <paul@codesourcery.com>
Subject: Re: [Qemu-devel] [PATCH] qdev: Reject duplicate and anti-social
	device IDs
Date: Thu, 3 Jun 2010 07:51:35 +0100
References: <cover.1274612367.git.jan.kiszka@web.de>
	<4C038882.3080007@redhat.com>
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To: qemu-devel@nongnu.org
Cc: Anthony Liguori <aliguori@us.ibm.com>, Juan Quintela <quintela@redhat.com>, Jan Kiszka <jan.kiszka@siemens.com>, Markus Armbruster <armbru@redhat.com>, Luiz Capitulino <lcapitulino@redhat.com>, Blue Swirl <blauwirbel@gmail.com>, Jan Kiszka <jan.kiszka@web.de>, Gerd Hoffmann <kraxel@redhat.com>, Avi Kivity <avi@redhat.com>

> Also require IDs to start with a letter to provide for possible future
> extensions.

I'd go further than that, and require that user specified IDs match
[A-Za-z][A-Za-z0-9_-]*

Paul