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    SubjectRe: [PATCH 2/2] powerpc: implement arch_scale_smt_power for Power7
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    On Wed, 2010-01-20 at 16:09 -0600, Joel Schopp wrote:
    > I can turn that into a conditional branch (case statement) with a shift
    > for the common 1,2,4 cases which should cover all procs available today
    > falling back to a divide for any theoretical future processors that do
    > other numbers of threads.

    Look at the cputhreads.h implementation ... Today we only support
    power-of-two numbers of threads.

    Cheers,
    Ben.




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