From: Ingo Molnar <mingo-X9Un+BFzKDI@public.gmane.org>
To: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
Cc: kvm-devel <kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
Subject: Re: [PATCH 0/8] KVM updates for 2.6.20-rc2
Date: Thu, 28 Dec 2006 14:50:20 +0100 [thread overview]
Message-ID: <20061228135020.GA7606@elte.hu> (raw)
In-Reply-To: <4593CB61.5050709-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
* Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org> wrote:
> > As SVN has shown it, we can rely on VMX state save/load to become
> > faster in the future. So we definitely shouldnt design for a
> > small-scale overhead in first-generation silicon.
>
> In this case I think the documentation indicates their long term
> plans. However, the only real answer is to measure.
yeah. Would be nice to see some hard numbers about how many cycles all
these context load/save variants take.
Ingo
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next prev parent reply other threads:[~2006-12-28 13:50 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-28 10:07 [PATCH 0/8] KVM updates for 2.6.20-rc2 Avi Kivity
2006-12-28 10:08 ` [PATCH 1/8] KVM: Use boot_cpu_data instead of current_cpu_data Avi Kivity
2006-12-28 10:09 ` [PATCH 2/8] KVM: Simplify is_long_mode() Avi Kivity
2006-12-28 10:12 ` [PATCH 5/8] KVM: Move common msr handling to arch independent code Avi Kivity
2006-12-28 10:13 ` [PATCH 6/8] KVM: More msr misery Avi Kivity
[not found] ` <45939755.7010603-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2006-12-28 10:10 ` [PATCH 3/8] KVM: Initialize kvm_arch_ops on unload Avi Kivity
2006-12-28 10:11 ` [PATCH 4/8] KVM: Implement a few system configuration msrs Avi Kivity
[not found] ` <20061228101117.65A392500F7-LjA0eNSCdXrQnzwC+xcbyw@public.gmane.org>
2007-01-01 0:07 ` Ingo Oeser
[not found] ` <200701010107.18008.ioe-lkml-MFZNYGWX9eyELgA04lAiVw@public.gmane.org>
2007-01-01 8:20 ` Avi Kivity
2006-12-28 10:14 ` [PATCH 7/8] KVM: Rename some msrs Avi Kivity
2006-12-28 10:15 ` [PATCH 8/8] KVM: Fix oops on oom Avi Kivity
2006-12-28 10:33 ` [PATCH 0/8] KVM updates for 2.6.20-rc2 Ingo Molnar
[not found] ` <20061228103345.GA4708-X9Un+BFzKDI@public.gmane.org>
2006-12-28 11:04 ` Avi Kivity
[not found] ` <4593A4B7.2070404-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2006-12-28 11:23 ` Ingo Molnar
[not found] ` <20061228112356.GA14386-X9Un+BFzKDI@public.gmane.org>
2006-12-28 12:21 ` Avi Kivity
2006-12-28 13:15 ` Ingo Molnar
2006-12-28 11:30 ` Ingo Molnar
[not found] ` <20061228113038.GA16190-X9Un+BFzKDI@public.gmane.org>
2006-12-28 12:32 ` Avi Kivity
[not found] ` <4593B948.5090009-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2006-12-28 13:37 ` Ingo Molnar
[not found] ` <20061228133746.GC3392-X9Un+BFzKDI@public.gmane.org>
2006-12-28 13:49 ` Avi Kivity
[not found] ` <4593CB61.5050709-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2006-12-28 13:50 ` Ingo Molnar [this message]
[not found] ` <20061228135020.GA7606-X9Un+BFzKDI@public.gmane.org>
2006-12-28 13:58 ` Avi Kivity
[not found] ` <4593CD74.6060202-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2006-12-28 14:07 ` Ingo Molnar
[not found] ` <20061228140742.GA10033-X9Un+BFzKDI@public.gmane.org>
2006-12-28 14:18 ` Avi Kivity
[not found] ` <4593D243.1030301-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2006-12-28 15:01 ` Ingo Molnar
[not found] ` <20061228150104.GB16057-X9Un+BFzKDI@public.gmane.org>
2006-12-28 15:09 ` Avi Kivity
[not found] ` <4593DE1D.8010701-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2006-12-28 15:11 ` Ingo Molnar
[not found] ` <20061228151159.GA20279-X9Un+BFzKDI@public.gmane.org>
2006-12-28 15:25 ` Avi Kivity
[not found] ` <4593E1E3.2020800-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2006-12-28 15:28 ` Avi Kivity
2006-12-28 12:42 ` [patch] kvm: fix GFP_KERNEL allocation in atomic section in kvm_dev_ioctl_create_vcpu() Ingo Molnar
2006-12-28 12:56 ` Avi Kivity
2006-12-28 12:55 ` Ingo Molnar
[not found] ` <20061228125544.GA31207-X9Un+BFzKDI@public.gmane.org>
2006-12-28 13:08 ` [patch, try#2] " Ingo Molnar
2006-12-28 13:14 ` Avi Kivity
2006-12-28 13:23 ` Ingo Molnar
2006-12-28 13:30 ` Avi Kivity
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