From: Rik van Riel <riel@redhat.com>
To: Glauber Costa <glommer@redhat.com>
Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
aliguori@us.ibm.com,
Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>,
Peter Zijlstra <peterz@infradead.org>,
Avi Kivity <avi@redhat.com>
Subject: Re: [PATCH v2 2/6] KVM-HV: KVM Steal time implementation
Date: Fri, 28 Jan 2011 20:46:33 -0500 [thread overview]
Message-ID: <4D437179.4070302@redhat.com> (raw)
In-Reply-To: <1296244340-15173-3-git-send-email-glommer@redhat.com>
On 01/28/2011 02:52 PM, Glauber Costa wrote:
> To implement steal time, we need the hypervisor to pass the guest information
> about how much time was spent running other processes outside the VM.
> This is per-vcpu, and using the kvmclock structure for that is an abuse
> we decided not to make.
>
> In this patchset, I am introducing a new msr, KVM_MSR_STEAL_TIME, that
> holds the memory area address containing information about steal time
>
> This patch contains the hypervisor part for it. I am keeping it separate from
> the headers to facilitate backports to people who wants to backport the kernel
> part but not the hypervisor, or the other way around.
>
> Signed-off-by: Glauber Costa<glommer@redhat.com>
> CC: Rik van Riel<riel@redhat.com>
> CC: Jeremy Fitzhardinge<jeremy.fitzhardinge@citrix.com>
> CC: Peter Zijlstra<peterz@infradead.org>
> CC: Avi Kivity<avi@redhat.com>
Acked-by: Rik van Riel <riel@redhat.com>
--
All rights reversed
next prev parent reply other threads:[~2011-01-29 1:46 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-28 19:52 [PATCH v2 0/6] KVM Steal time, new submission Glauber Costa
2011-01-28 19:52 ` [PATCH v2 1/6] KVM-HDR: KVM Steal time implementation Glauber Costa
2011-01-29 1:28 ` Rik van Riel
2011-01-28 19:52 ` [PATCH v2 2/6] KVM-HV: " Glauber Costa
2011-01-29 1:46 ` Rik van Riel [this message]
2011-01-30 13:13 ` Avi Kivity
2011-02-01 15:48 ` Glauber Costa
2011-02-01 17:09 ` Avi Kivity
2011-02-01 19:58 ` Glauber Costa
2011-02-02 10:09 ` Avi Kivity
2011-01-31 11:07 ` Peter Zijlstra
2011-01-28 19:52 ` [PATCH v2 3/6] KVM-GST: KVM Steal time accounting Glauber Costa
2011-01-29 1:16 ` Jeremy Fitzhardinge
2011-01-29 1:27 ` Glauber Costa
2011-01-29 1:53 ` Rik van Riel
2011-01-30 14:04 ` Avi Kivity
2011-01-30 16:45 ` lidong chen
2011-02-01 15:58 ` Glauber Costa
2011-02-01 15:57 ` Glauber Costa
2011-02-02 10:11 ` Avi Kivity
2011-02-02 10:51 ` Avi Kivity
2011-02-02 11:57 ` Glauber Costa
2011-01-28 19:52 ` [PATCH v2 4/6] KVM-GST: KVM Steal time registration Glauber Costa
2011-01-29 2:16 ` Rik van Riel
2011-01-30 13:16 ` Avi Kivity
2011-02-01 15:53 ` Glauber Costa
2011-02-01 16:17 ` Peter Zijlstra
2011-02-01 17:00 ` Glauber Costa
2011-02-01 17:44 ` Peter Zijlstra
2011-02-01 20:20 ` Venkatesh Pallipadi
2011-01-31 11:11 ` Peter Zijlstra
2011-01-28 19:52 ` [PATCH v2 5/6] KVM-GST: adjust scheduler cpu power Glauber Costa
2011-01-31 11:25 ` Peter Zijlstra
2011-01-31 11:27 ` Peter Zijlstra
2011-02-01 15:59 ` Glauber Costa
2011-02-01 16:19 ` Peter Zijlstra
2011-02-01 16:22 ` Glauber Costa
2011-02-01 18:59 ` Peter Zijlstra
2011-02-01 19:55 ` Glauber Costa
2011-02-01 20:04 ` Peter Zijlstra
2011-01-28 19:52 ` [PATCH v2 6/6] Describe KVM_MSR_STEAL_TIME Glauber Costa
2011-01-30 13:19 ` Avi Kivity
2011-02-01 15:54 ` Glauber Costa
2011-02-02 10:14 ` Avi Kivity
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