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xen-devel
RE: [Xen-devel] [PATCH]ACPI: re-enable mwait for xen cpuidle
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To: |
Keir Fraser <keir.fraser@xxxxxxxxxxxxx>, Jeremy Fitzhardinge <jeremy@xxxxxxxx> |
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Subject: |
RE: [Xen-devel] [PATCH]ACPI: re-enable mwait for xen cpuidle |
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From: |
"Wei, Gang" <gang.wei@xxxxxxxxx> |
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Date: |
Fri, 2 Apr 2010 23:18:13 +0800 |
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"xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, "Yu, Ke" <ke.yu@xxxxxxxxx> |
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Fri, 02 Apr 2010 08:18:54 -0700 |
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[Xen-devel] [PATCH]ACPI: re-enable mwait for xen cpuidle |
On Friday, 2010-4-2 10:46 PM, Keir Fraser wrote:
> Think about it some more: Since this is about partial enabling of
> MONITOR/WAIT, just to get C-state info to Xen -- i.e., something a
> bit hacky anyway -- the right answer is for Linux to lie to itself
> and your 2nd patch attempt is best. I would think of Xen advertising
> the fature to dom0 via CPUID as meaning that the guest can use it as
> a 1st-class feature itself, which is not the case.
Yes, you tell the truth. That is why I consider the 1st & 2nd patch first.
Jimmy
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- [Xen-devel] [PATCH]ACPI: re-enable mwait for xen cpuidle, Wei, Gang
- RE: [Xen-devel] [PATCH]ACPI: re-enable mwait for xen cpuidle, Wei, Gang
- Re: [Xen-devel] [PATCH]ACPI: re-enable mwait for xen cpuidle, Jeremy Fitzhardinge
- RE: [Xen-devel] [PATCH]ACPI: re-enable mwait for xen cpuidle, Wei, Gang
- Re: [Xen-devel] [PATCH]ACPI: re-enable mwait for xen cpuidle, Jeremy Fitzhardinge
- RE: [Xen-devel] [PATCH]ACPI: re-enable mwait for xen cpuidle, Wei, Gang
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