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RE: [Xen-devel] RE: "monitor"-ed address and IPI reduction

To: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxxxx>
Subject: RE: [Xen-devel] RE: "monitor"-ed address and IPI reduction
From: "Wei, Gang" <gang.wei@xxxxxxxxx>
Date: Wed, 10 Mar 2010 17:41:53 +0800
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Thread-topic: [Xen-devel] RE: "monitor"-ed address and IPI reduction
Keir Fraser wrote:
> On 10/03/2010 05:09, "Wei, Gang" <gang.wei@xxxxxxxxx> wrote:
>>> I agree that we can have a try on this. Waking up cpu by mem write
>>> should be more efficient for monitor/mwait case.
>> Here is a patch to monitor "sortirq_pending" instead of "current".
>> The IPI reduction part may be a bit complex, can we hold it for
>> post-4.0? 
> This whole thing is for post 4.0 now.

That's fine.

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