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    SubjectRe: getting processor numbers
    H. Peter Anvin wrote:
    > Mutable data should be separated from code. I think any current CPU
    > will do fine as long as they are in separate 128-byte chunks, but they
    > need at least that much separation.
    P4 manual says that if one processor modifies data within 2k of another
    processor executing code, it will trash the entire trace cache.

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