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    SubjectRe: [PATCH] local_irq_disable removal
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    On Sat, 2005-06-11 at 13:51 -0700, Daniel Walker wrote:
    > On Sat, 11 Jun 2005, Ingo Molnar wrote:

    > Interesting .. So "cli" takes 7 cycles , "sti" takes 7 cycles. The current
    > method does "lea" which takes 1 cycle, and "or" which takes 1 cycle. I'm
    > not sure if there is any function call overhead .. So the soft replacment
    > of cli/sti is 70% faster on a per instruction level .. So it's at least
    > not any slower .. Does everyone agree on that?

    No, because x86 is not the whole universe

    tglx



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