From: "H. Peter Anvin" <hpa@zytor.com>
To: Christopher Covington <cov@codeaurora.org>
Cc: Theodore Ts'o <tytso@mit.edu>, kvm list <kvm@vger.kernel.org>,
Gleb Natapov <gleb@kernel.org>,
Linux Virtualization <virtualization@lists.linux-foundation.org>,
Paolo Bonzini <pbonzini@redhat.com>,
Andy Lutomirski <luto@amacapital.net>,
Nadav Amit <nadav.amit@gmail.com>
Subject: Re: Standardizing an MSR or other hypercall to get an RNG seed?
Date: Mon, 22 Sep 2014 07:18:20 -0700 [thread overview]
Message-ID: <54202FAC.5040200@zytor.com> (raw)
In-Reply-To: <54202F67.2010606@zytor.com>
On 09/22/2014 07:17 AM, H. Peter Anvin wrote:
>
> It could, but how would you enumerate that? A new "RDRAND-CPL-0" CPUID
> bit pretty much would be required.
>
Note that there are two things that differ: the CPL 0-ness and the
performance/exhaustibility attributes.
-hpa
next prev parent reply other threads:[~2014-09-22 14:18 UTC|newest]
Thread overview: 84+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-18 2:50 Standardizing an MSR or other hypercall to get an RNG seed? Andy Lutomirski
2014-09-18 14:40 ` KY Srinivasan
2014-09-18 14:43 ` H. Peter Anvin
2014-09-18 15:38 ` Andy Lutomirski
2014-09-18 15:44 ` Andy Lutomirski
2014-09-18 15:58 ` Paolo Bonzini
2014-09-18 16:36 ` KY Srinivasan
2014-09-18 16:36 ` KY Srinivasan
2014-09-18 17:13 ` Nakajima, Jun
2014-09-18 17:17 ` Paolo Bonzini
2014-09-18 17:20 ` Jake Oshins
2014-09-18 17:20 ` Jake Oshins
2014-09-18 17:20 ` KY Srinivasan
2014-09-18 17:42 ` Nakajima, Jun
2014-09-18 18:35 ` Andy Lutomirski
2014-09-18 18:39 ` H. Peter Anvin
2014-09-18 18:54 ` Niels Ferguson
2014-09-18 19:03 ` Andy Lutomirski
2014-09-18 21:54 ` David Hepkin
2014-09-18 21:54 ` David Hepkin
2014-09-19 6:04 ` Paolo Bonzini
2014-09-18 18:58 ` Paolo Bonzini
2014-09-18 19:07 ` Andy Lutomirski
2014-09-18 21:21 ` Nakajima, Jun
2014-09-18 21:35 ` Andy Lutomirski
2014-09-18 21:46 ` David Hepkin
2014-09-18 21:57 ` H. Peter Anvin
2014-09-18 22:07 ` Andy Lutomirski
2014-09-19 0:49 ` Nakajima, Jun
2014-09-19 0:49 ` Nakajima, Jun
2014-09-19 1:03 ` Andy Lutomirski
2014-09-19 1:28 ` Andy Lutomirski
2014-09-19 1:28 ` Andy Lutomirski
2014-09-19 16:14 ` Nakajima, Jun
2014-09-19 16:22 ` Paolo Bonzini
2014-09-19 16:40 ` H. Peter Anvin
2014-09-19 17:21 ` Andy Lutomirski
2014-09-19 17:36 ` H. Peter Anvin
2014-09-19 17:39 ` Andy Lutomirski
2014-09-19 22:05 ` Theodore Ts'o
2014-09-19 22:06 ` Andy Lutomirski
2014-09-19 22:57 ` Nakajima, Jun
2014-09-19 22:57 ` Theodore Ts'o
2014-09-19 23:12 ` Andy Lutomirski
2014-09-19 23:29 ` H. Peter Anvin
2014-09-19 23:35 ` Theodore Ts'o
2014-09-19 23:41 ` Andy Lutomirski
2014-09-20 0:06 ` H. Peter Anvin
2014-09-19 23:29 ` H. Peter Anvin
2014-09-18 22:00 ` Andy Lutomirski
2014-09-18 22:03 ` H. Peter Anvin
2014-09-19 16:37 ` Gleb Natapov
2014-09-19 16:40 ` H. Peter Anvin
2014-09-19 16:53 ` Gleb Natapov
2014-09-19 17:08 ` H. Peter Anvin
2014-09-19 17:15 ` Gleb Natapov
2014-09-19 17:18 ` H. Peter Anvin
2014-09-19 17:49 ` Gleb Natapov
2014-09-19 18:02 ` Andy Lutomirski
2014-09-19 18:12 ` Gleb Natapov
2014-09-19 18:20 ` Andy Lutomirski
2014-09-19 20:53 ` Gleb Natapov
2014-09-22 4:11 ` Alok Kataria
2014-09-19 17:18 ` H. Peter Anvin
2014-09-19 17:21 ` Andy Lutomirski
2014-09-19 17:59 ` Gleb Natapov
2014-09-19 17:59 ` Gleb Natapov
2014-09-18 21:46 ` David Hepkin
2014-09-18 18:56 ` Paolo Bonzini
2014-09-18 17:20 ` KY Srinivasan
2014-09-18 17:17 ` Paolo Bonzini
2014-09-18 14:40 ` KY Srinivasan
2014-09-19 18:30 ` Christopher Covington
2014-09-19 18:42 ` Andy Lutomirski
2014-09-19 20:21 ` Nadav Amit
2014-09-19 20:21 ` Nadav Amit
2014-09-19 20:46 ` Andy Lutomirski
2014-09-19 21:46 ` H. Peter Anvin
2014-09-22 13:31 ` Christopher Covington
2014-09-22 14:17 ` H. Peter Anvin
2014-09-22 14:18 ` H. Peter Anvin [this message]
2014-09-22 23:01 ` H. Peter Anvin
2014-09-21 12:39 ` Paolo Bonzini
2014-09-22 13:33 ` Christopher Covington
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=54202FAC.5040200@zytor.com \
--to=hpa@zytor.com \
--cc=cov@codeaurora.org \
--cc=gleb@kernel.org \
--cc=kvm@vger.kernel.org \
--cc=luto@amacapital.net \
--cc=nadav.amit@gmail.com \
--cc=pbonzini@redhat.com \
--cc=tytso@mit.edu \
--cc=virtualization@lists.linux-foundation.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.