From: Avi Kivity <avi@redhat.com>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: Jan Kiszka <jan.kiszka@siemens.com>, kvm-devel <kvm@vger.kernel.org>
Subject: Re: [PATCH] KVM: x86: Disallow hypercalls for guest callers in rings > 0
Date: Mon, 03 Aug 2009 19:01:23 +0300 [thread overview]
Message-ID: <4A7709D3.1070705@redhat.com> (raw)
In-Reply-To: <4A76FC8A.3010308@codemonkey.ws>
On 08/03/2009 06:04 PM, Anthony Liguori wrote:
>> So CPL > 0 is only enforced on VMCALL from the hypervisor, not the
>> guest (tip: don't ask what VMCALL in the hypervisor means).
>
>
> Ah, it's used to call SMM peer mode... awesome :-)
Now you'll never be able to sleep at night. Well I did try to warn you.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2009-08-03 15:56 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-03 13:47 [PATCH] KVM: x86: Disallow hypercalls for guest callers in rings > 0 Jan Kiszka
2009-08-03 14:04 ` Anthony Liguori
2009-08-03 14:24 ` Avi Kivity
2009-08-03 15:04 ` Anthony Liguori
2009-08-03 16:01 ` Avi Kivity [this message]
2009-08-03 14:27 ` Avi Kivity
2009-08-03 16:43 ` [PATCH v2] " Jan Kiszka
2009-08-04 12:00 ` Avi Kivity
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