linux-kernel - Re: [PATCH 2/2] lguest: virtio-rng support

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Message-ID: <482F0041.6070208@zytor.com>
Date:	Sat, 17 May 2008 08:56:49 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Christian Borntraeger <borntraeger@...ibm.com>
CC:	Herbert Xu <herbert@...dor.apana.org.au>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Johannes Berg <johannes@...solutions.net>,
	virtualization@...ts.linux-foundation.org,
	Jeff Garzik <jeff@...zik.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Theodore Tso <tytso@....edu>, Matt Mackall <mpm@...enic.com>
Subject: Re: [PATCH 2/2] lguest: virtio-rng support

Christian Borntraeger wrote:
> I think the proper solution would be to use the hosts /dev/hw_rng - if 
> available.

Not really, no.  The host has access to real entropy in the form of 
hardware timings as well as possibly /dev/hw_rng.

	-hpa
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