From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Jeff Garzik <jeff@garzik.org>
Cc: virtualization@lists.osdl.org,
LKML <linux-kernel@vger.kernel.org>,
Herbert Xu <herbert@gondor.apana.org.au>
Subject: Re: Virt RNG?
Date: Thu, 15 May 2008 20:53:19 +0100 [thread overview]
Message-ID: <482C94AF.2010202@goop.org> (raw)
In-Reply-To: <482C8595.5030509@garzik.org>
Jeff Garzik wrote:
> Has anyone yet written a "hw" RNG module for virt, that reads the host's
> random number pool?
>
> All this talk[1] about IRQF_SAMPLE_RANDOM in network drivers reminds me
> that virt guest instances should be grabbing random numbers from the
> host, especially if the host has a hardware RNG.
It was actually one of the first device types proposed for what would
become virtio, but as far as I know there has been no work on such a
device. It certainly makes lots of sense.
J
WARNING: multiple messages have this Message-ID (diff)
From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Jeff Garzik <jeff@garzik.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
virtualization@lists.osdl.org,
Herbert Xu <herbert@gondor.apana.org.au>
Subject: Re: Virt RNG?
Date: Thu, 15 May 2008 20:53:19 +0100 [thread overview]
Message-ID: <482C94AF.2010202@goop.org> (raw)
In-Reply-To: <482C8595.5030509@garzik.org>
Jeff Garzik wrote:
> Has anyone yet written a "hw" RNG module for virt, that reads the host's
> random number pool?
>
> All this talk[1] about IRQF_SAMPLE_RANDOM in network drivers reminds me
> that virt guest instances should be grabbing random numbers from the
> host, especially if the host has a hardware RNG.
It was actually one of the first device types proposed for what would
become virtio, but as far as I know there has been no work on such a
device. It certainly makes lots of sense.
J
next prev parent reply other threads:[~2008-05-15 19:53 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-15 18:48 Virt RNG? Jeff Garzik
2008-05-15 19:53 ` Jeremy Fitzhardinge [this message]
2008-05-15 19:53 ` Jeremy Fitzhardinge
2008-05-15 20:26 ` Dor Laor
2008-05-15 20:31 ` Christian Borntraeger
2008-05-15 20:44 ` Jeff Garzik
2008-05-15 20:43 ` Jeff Dike
2008-05-15 23:43 ` Rusty Russell
2008-05-16 0:07 ` Henrique de Moraes Holschuh
2008-05-16 5:31 ` [PATCH 1/2] virtio: hardware random device Rusty Russell
2008-05-16 5:39 ` [PATCH 2/2] lguest: virtio-rng support Rusty Russell
2008-05-16 5:39 ` Rusty Russell
2008-05-16 5:39 ` Rusty Russell
2008-05-16 10:49 ` Johannes Berg
2008-05-16 10:49 ` Johannes Berg
2008-05-16 20:25 ` H. Peter Anvin
2008-05-16 20:25 ` H. Peter Anvin
2008-05-17 4:46 ` Rusty Russell
2008-05-17 4:46 ` Rusty Russell
2008-05-17 4:50 ` H. Peter Anvin
2008-05-17 4:50 ` H. Peter Anvin
2008-05-17 6:28 ` Rusty Russell
2008-05-17 6:43 ` Herbert Xu
2008-05-17 6:43 ` Herbert Xu
2008-05-17 7:43 ` Christian Borntraeger
2008-05-17 7:43 ` Christian Borntraeger
2008-05-17 15:56 ` H. Peter Anvin
2008-05-17 15:56 ` H. Peter Anvin
2008-05-17 7:47 ` Jeremy Fitzhardinge
2008-05-19 9:05 ` Rusty Russell
2008-05-19 9:05 ` Rusty Russell
2008-05-19 9:10 ` Jeremy Fitzhardinge
2008-05-19 9:28 ` Rusty Russell
2008-05-19 9:45 ` Jeremy Fitzhardinge
2008-05-19 9:45 ` Jeremy Fitzhardinge
2008-05-19 9:28 ` Rusty Russell
2008-05-19 9:10 ` Jeremy Fitzhardinge
2008-05-17 7:47 ` Jeremy Fitzhardinge
2008-05-17 15:57 ` H. Peter Anvin
2008-05-17 15:57 ` H. Peter Anvin
2008-05-17 6:28 ` Rusty Russell
2008-05-16 7:31 ` [PATCH 1/2] virtio: hardware random device Christian Borntraeger
2008-05-16 7:31 ` Christian Borntraeger
2008-05-16 5:31 ` Rusty Russell
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