Messages in this thread | | | Date | Thu, 10 Jul 2008 10:07:34 -0700 | From | Jeremy Fitzhardinge <> | Subject | Re: [RFC 00/15] x86_64: Optimize percpu accesses |
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Mike Travis wrote: > One thing to remember is the eventual goal is implementing the cpu_alloc > functions which I think we've agreed has to be "growable". This means that > the addresses will need to be virtual to allow the same offsets for all cpus. > The patchset I have uses 2Mb pages. This "little" twist might figure into the > implementation issues that are being discussed.
You want to virtually map the percpu area? How and when would it get extended?
J
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