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From: Avi Kivity <avi@redhat.com>
To: Joerg Roedel <joerg.roedel@amd.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>,
	Zachary Amsden <zamsden@redhat.com>,
	kvm@vger.kernel.org
Subject: Re: [PATCH 2/6] KVM: X86: Let kvm-clock report the right tsc frequency
Date: Thu, 24 Mar 2011 11:58:02 +0200	[thread overview]
Message-ID: <4D8B15AA.9010804@redhat.com> (raw)
In-Reply-To: <1300952424-32014-3-git-send-email-joerg.roedel@amd.com>

On 03/24/2011 09:40 AM, Joerg Roedel wrote:
> This patch changes the kvm_guest_time_update function to use
> TSC frequency the guest actually has for updating its clock.
>
>
>
> +	bool (*use_virtual_tsc_khz)(struct kvm_vcpu *vcpu);

Just put virtual_tsc_khz into vcpu->arch.  If nonzero, consider it enabled.

(we could even set it if we have a constant_tsc; to the real tsc frequency).

-- 
error compiling committee.c: too many arguments to function


  reply	other threads:[~2011-03-24  9:58 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-24  7:40 [PATCH 0/6][RESEND] TSC scaling support for KVM v2 Joerg Roedel
2011-03-24  7:40 ` [PATCH 1/6] KVM: SVM: Implement infrastructure for TSC_RATE_MSR Joerg Roedel
2011-03-24  9:51   ` Avi Kivity
2011-03-24  9:58     ` Joerg Roedel
2011-03-24  7:40 ` [PATCH 2/6] KVM: X86: Let kvm-clock report the right tsc frequency Joerg Roedel
2011-03-24  9:58   ` Avi Kivity [this message]
2011-03-24  7:40 ` [PATCH 3/6] KVM: X86: Make tsc_delta calculation a function of guest tsc Joerg Roedel
2011-03-24  7:40 ` [PATCH 4/6] KVM: SVM: Propagate requested TSC frequency on vcpu init Joerg Roedel
2011-03-24 10:04   ` Avi Kivity
2011-03-24 10:21     ` Joerg Roedel
2011-03-24 10:30       ` Avi Kivity
2011-03-24  7:40 ` [PATCH 5/6] KVM: X86: Delegate tsc-offset calculation to architecture code Joerg Roedel
2011-03-24  7:40 ` [PATCH 6/6] KVM: X86: Implement userspace interface to set virtual_tsc_khz Joerg Roedel
2011-03-24 10:14   ` Avi Kivity
2011-03-24 10:41     ` Joerg Roedel
2011-03-24 10:44       ` Avi Kivity
2011-03-24 10:47         ` Joerg Roedel
  -- strict thread matches above, loose matches on Subject: below --
2011-03-25  8:44 [PATCH 0/6] TSC scaling support for KVM v3 Joerg Roedel
2011-03-25  8:44 ` [PATCH 2/6] KVM: X86: Let kvm-clock report the right tsc frequency Joerg Roedel
2011-03-15  9:36 [PATCH 0/6] TSC scaling support for KVM v2 Joerg Roedel
2011-03-15  9:36 ` [PATCH 2/6] KVM: X86: Let kvm-clock report the right tsc frequency Joerg Roedel

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