From: Rik van Riel <riel@redhat.com>
To: Glauber Costa <glommer@redhat.com>
Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>,
Peter Zijlstra <peterz@infradead.org>,
Avi Kivity <avi@redhat.com>,
Anthony Liguori <aliguori@us.ibm.com>,
Eric B Munson <emunson@mgebm.net>
Subject: Re: [PATCH 2/7] KVM-HDR: KVM Steal time implementation
Date: Mon, 13 Jun 2011 21:33:26 -0400 [thread overview]
Message-ID: <4DF6BA66.1030009@redhat.com> (raw)
In-Reply-To: <1308007897-17013-3-git-send-email-glommer@redhat.com>
On 06/13/2011 07:31 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 headers for it. I am keeping it separate 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>
> CC: Anthony Liguori<aliguori@us.ibm.com>
> CC: Eric B Munson<emunson@mgebm.net>
Acked-by: Rik van Riel <riel@redhat.com>
--
All rights reversed
next prev parent reply other threads:[~2011-06-14 1:33 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-13 23:31 [PATCH 0/7] KVM steal time implementation Glauber Costa
2011-06-13 23:31 ` [PATCH 1/7] KVM-HDR Add constant to represent KVM MSRs enabled bit Glauber Costa
2011-06-14 0:59 ` Rik van Riel
2011-06-14 1:18 ` Eric B Munson
2011-06-13 23:31 ` [PATCH 2/7] KVM-HDR: KVM Steal time implementation Glauber Costa
2011-06-14 1:19 ` Eric B Munson
2011-06-14 1:33 ` Rik van Riel [this message]
2011-06-13 23:31 ` [PATCH 3/7] KVM-HV: " Glauber Costa
2011-06-14 1:20 ` Eric B Munson
2011-06-14 7:45 ` Gleb Natapov
2011-06-15 1:01 ` Glauber Costa
2011-06-15 3:09 ` Glauber Costa
2011-06-15 9:09 ` Gleb Natapov
2011-06-16 3:31 ` Glauber Costa
2011-06-16 11:27 ` Gleb Natapov
2011-06-16 12:11 ` Glauber Costa
2011-06-16 12:21 ` Gleb Natapov
2011-06-16 12:24 ` Glauber Costa
2011-06-19 12:35 ` Avi Kivity
2011-06-19 12:59 ` Gleb Natapov
2011-06-19 13:02 ` Avi Kivity
2011-06-20 7:21 ` Gleb Natapov
2011-06-20 8:02 ` Avi Kivity
2011-06-20 12:42 ` Glauber Costa
2011-06-20 13:38 ` Gleb Natapov
2011-06-14 12:20 ` Rik van Riel
2011-06-13 23:31 ` [PATCH 4/7] KVM-GST: Add a pv_ops stub for steal time Glauber Costa
2011-06-14 1:20 ` Eric B Munson
2011-06-14 13:23 ` Rik van Riel
2011-06-13 23:31 ` [PATCH 5/7] KVM-GST: KVM Steal time accounting Glauber Costa
2011-06-14 1:21 ` Eric B Munson
2011-06-14 10:10 ` Peter Zijlstra
2011-06-15 1:08 ` Glauber Costa
2011-06-15 9:28 ` Peter Zijlstra
2011-06-13 23:31 ` [PATCH 6/7] KVM-GST: adjust scheduler cpu power Glauber Costa
2011-06-14 1:21 ` Eric B Munson
2011-06-14 2:47 ` Asias He
2011-06-14 10:42 ` Peter Zijlstra
2011-06-15 1:26 ` Glauber Costa
2011-06-20 14:41 ` Peter Zijlstra
2011-06-13 23:31 ` [PATCH 7/7] KVM-GST: KVM Steal time registration Glauber Costa
2011-06-14 1:21 ` Eric B Munson
2011-06-14 8:06 ` Gleb Natapov
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