From: Avi Kivity <avi@redhat.com>
To: "David S. Ahern" <daahern@cisco.com>
Cc: jes Sorensen <Jes.Sorensen@redhat.com>,
qemu-devel <qemu-devel@nongnu.org>,
kvm-devel <kvm@vger.kernel.org>
Subject: [Qemu-devel] Re: enabling X86_FEATURE_ARCH_PERFMON in guest
Date: Sun, 01 Aug 2010 10:51:02 +0300 [thread overview]
Message-ID: <4C552766.7030401@redhat.com> (raw)
In-Reply-To: <4C53058B.9080706@cisco.com>
On 07/30/2010 08:02 PM, David S. Ahern wrote:
> How do I get X86_FEATURE_ARCH_PERFMON enabled for a guest?
>
> I've tried "-cpu host,+perfmon" and "-cpu host,+arch_perfmon", but both
> get rejected with an error: CPU feature perfmon not found
>
qemu doesn't know about the perfmon feature bits. Even if it did, kvm
doesn't, so it wouldn't work.
Jes is working on this.
--
error compiling committee.c: too many arguments to function
prev parent reply other threads:[~2010-08-01 7:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-30 17:02 [Qemu-devel] enabling X86_FEATURE_ARCH_PERFMON in guest David S. Ahern
2010-08-01 7:51 ` Avi Kivity [this message]
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