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RE: [Xen-devel] [PATCH] 1/2: cpufreq/PowerNow! in Xen: Time and platform
| To: | "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | RE: [Xen-devel] [PATCH] 1/2: cpufreq/PowerNow! in Xen: Time and platform changes |
| From: | "Tian, Kevin" <kevin.tian@xxxxxxxxx> |
| Date: | Sat, 1 Sep 2007 22:22:44 +0800 |
| Delivery-date: | Sat, 01 Sep 2007 07:23:15 -0700 |
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| In-reply-to: | <C2FF2E6D.D26A%Keir.Fraser@xxxxxxxxxxxx> |
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| Thread-topic: | [Xen-devel] [PATCH] 1/2: cpufreq/PowerNow! in Xen: Time and platform changes |
>From: Keir Fraser [mailto:Keir.Fraser@xxxxxxxxxxxx] >Sent: 2007年9月1日 21:58 >options unavailable). But why would available C states change? I >thought >these states were implemented internally on the CPU, and so are either >universally available or not, and I don't see any physical explanation for Normally C1 (halt) is implemented internally on CPU, while the rest goes to chipset which then like to stop CPU clock or other heavy power saving work... Thanks, Kevin _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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