linux-kernel - Re: [PATCH] Time-based RFC 4122 UUID generator

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Message-ID: <20071121002046.2f95aac9@the-village.bc.nu>
Date:	Wed, 21 Nov 2007 00:20:46 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Helge Deller <deller@....de>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Time-based RFC 4122 UUID generator

On Tue, 20 Nov 2007 23:58:38 +0100
Helge Deller <deller@....de> wrote:

> David Schwartz wrote:
> > Any UUID generator that can produce duplicate UUIDs with probability
> > significantly less than purely random UUIDs is so badly broken that it
> > should not ever be used. Anyone who finds such a UUID generator should
> > immediately either fix it or throw it on the junk heap. 
> 
> That's what my patch is about: Solve the problem at it's root.

Time based is not neccessarily random, but the kernel one is also clearly
not random either.

Alan
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