Messages in this thread | | | Date | Mon, 06 Feb 2012 17:45:39 -0800 | From | "H. Peter Anvin" <> | Subject | Re: [RFC] Extend mwait idle to optimize away IPIs when possible |
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On 02/06/2012 05:34 PM, David Daney wrote: > > Well I don't know that part. The gist of my comment was to get rid of an > unneeded new config variable. > > If this works just as well for 32-bit, then by all means do it there too. > > In any event, I think you want the kernel to automatically do it if the > CPU is capable, and not have a manual config setting you have to fiddle > with. >
If this is a transitional thing then it might justify it.
-hpa
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