Messages in this thread | | | Date | Fri, 11 Jul 2008 10:37:20 -0500 | From | Christoph Lameter <> | Subject | Re: [RFC 00/15] x86_64: Optimize percpu accesses |
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Mike Travis wrote:
> I was thinking that supporting virtual percpu addresses would take a fair > amount of code that, if living in a MODULE, wouldn't impact small systems. > But it seems to be not worth the effort... ;-)
For base page mappings that logic is already provided by the vmalloc subsystem. For 2M mappings the vmemmap logic can be used.
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