From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Molle Bestefich <molle.bestefich@gmail.com>
Cc: virtualization@lists.osdl.org, xen-users@lists.xensource.com
Subject: Re: Virtualization + CPU w/crypto acceleration instructions
Date: Mon, 12 Mar 2007 12:44:45 -0700 [thread overview]
Message-ID: <45F5ADAD.2030902@goop.org> (raw)
In-Reply-To: <62b0912f0703121235l2001eaadra87e9022a8a8c0db@mail.gmail.com>
Molle Bestefich wrote:
> In a virtualized environment running Xen or VMware, can the guest
> operating systems utilize hardware crypto acceleration such as the
> "PadLock" AES acceleration built into VIA CPUs?
>
If they're unprivileged instructions, then they should just work. If
its done via MSRs or some other ring0 mechanism, it might be more tricky.
J
next prev parent reply other threads:[~2007-03-12 19:44 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-12 19:35 Virtualization + CPU w/crypto acceleration instructions Molle Bestefich
2007-03-12 19:44 ` Jeremy Fitzhardinge [this message]
2007-03-12 19:50 ` Kraska, Joe A (US SSA)
2007-03-12 23:46 ` Zachary Amsden
2007-03-13 0:04 ` Jeremy Fitzhardinge
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