From: Paolo Bonzini <pbonzini@redhat.com>
To: David Vrabel <david.vrabel@citrix.com>,
Andy Lutomirski <luto@amacapital.net>,
Linux Virtualization <virtualization@lists.linux-foundation.org>
Cc: Mathew John <mathewj@microsoft.com>,
Theodore Ts'o <tytso@mit.edu>, Jim Mattson <jmattson@vmware.com>,
kvm list <kvm@vger.kernel.org>, Gleb Natapov <gleb@kernel.org>,
Niels Ferguson <niels@microsoft.com>,
David Hepkin <davidhep@microsoft.com>,
Doug Covelli <dcovelli@vmware.com>,
"H. Peter Anvin" <hpa@zytor.com>,
Jake Oshins <jakeo@microsoft.com>,
xen-devel@lists.xenproject.org,
Alok Kataria <akataria@vmware.com>,
John Starks <John.Starks@microsoft.com>
Subject: Re: [Xen-devel] [RFC] Hypervisor RNG and enumeration
Date: Thu, 30 Oct 2014 13:25:42 +0100 [thread overview]
Message-ID: <54522E46.1000503@redhat.com> (raw)
In-Reply-To: <54522D40.8040405@citrix.com>
On 10/30/2014 01:21 PM, David Vrabel wrote:
> I would add:
>
> If the hypervisor's pool of random data is exhausted, it MAY
> return 0. The hypervisor MUST provide at least 4 (?) non-zero
> numbers to each guest.
Mandating "non-zero numbers" sounds like a bad idea. Just use the RNG
for what it was designed; returning non-random numbers will not be a
problem.
Paolo
next prev parent reply other threads:[~2014-10-30 12:25 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-29 5:19 [RFC] Hypervisor RNG and enumeration Andy Lutomirski
2014-10-29 10:37 ` [Xen-devel] " Andrew Cooper
2014-10-29 13:45 ` Paolo Bonzini
2014-10-29 13:57 ` David Vrabel
2014-10-29 14:01 ` Paolo Bonzini
2014-10-29 16:07 ` H. Peter Anvin
2014-10-29 16:23 ` Andy Lutomirski
2014-10-29 16:07 ` H. Peter Anvin
2014-10-29 16:07 ` H. Peter Anvin
2014-10-29 15:14 ` Ian Jackson
2014-10-29 16:13 ` Andy Lutomirski
2014-10-29 16:29 ` Jake Oshins
2014-10-29 16:50 ` Andy Lutomirski
2014-10-29 18:22 ` Paolo Bonzini
2014-10-30 12:21 ` David Vrabel
2014-10-30 12:25 ` Paolo Bonzini [this message]
2014-10-30 14:45 ` Andy Lutomirski
2014-10-30 15:12 ` Ian Campbell
2014-10-30 14:33 ` Roger Pau Monné
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