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    SubjectRe: spin_lock and linux philosophy question...
    On Mon, 13 Sep 1999, Momchil Velikov wrote:
    > Spin locks are for cases when it is expected the lock to be held for
    > very short intervals, thus saving the sleep/wakeup overhead. For other
    > cases there are sleep locks (whatever they are called in each OS), where
    > indeed the CPU is sent to do something else.
    > Regards,
    > -velco

    Thank you for the short explanation, and thank you David for the reference
    as I really do want to understand these things.

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