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    SubjectRe: [tip:perfcounters/urgent] x86: atomic64: Fix unclean type use in atomic64_xchg()

    On Fri, 3 Jul 2009, tip-bot for Ingo Molnar wrote:
    > Fix atomic64_xchg() to use __atomic64_read() instead.

    Hmm. The whole __atomic64_read() thing should be dropped. Are there any
    users? None of them should be valid, as Eric's numbers showed. It's
    apparently better to start out with a random value rather than actually
    trying to read it.


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      Last update: 2009-10-18 23:28    [W:0.020 / U:4.928 seconds]
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