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    SubjectRe: [patch] scheduler fixes, 2.5.32-BK

    On Fri, 30 Aug 2002, Andrew Morton wrote:

    > yep, looks like the killing of the semaphore_lock made the race go away.
    >
    > But ia64, sparc and x86_64 use semaphore_lock, so they still are
    > exposed.

    btw., this way completions become special-case semaphores optimized for
    the context-switching path, not a correctness issue. At which point it's
    also an interesting question whether in fact we need to make completion()
    that much of a different interface?

    Ingo

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