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    SubjectRe: Missing cache flush.
    > On Tue, Jun 05, 2001 at 07:01:28PM +0200, Jamie Lokier wrote:
    >
    > Whether this works depends on the cache line replacement policy.
    > It will always work with LRU, for example, and probably
    > everything else that exists. But it is not guaranteed, is it?

    LFU, if used, wouldn't be flushed by this trick... Potentially, you could
    have a slice of kernel interrupt handler sitting in a cache line, having
    been accessed $BIG_NUMBER times... (Does anything actually use this
    approach, though???)


    James.

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