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    SubjectRe: [PATCH, take4] FUTEX : new PRIVATE futexes
    On Sat, Apr 07, 2007 at 10:43:39AM +0200, Eric Dumazet wrote:
    > get_futex_key() does a check against sizeof(u32) regardless of futex being 64bits or not.
    > So it is possible a 64bit futex spans two pages of memory...

    That would be a user bug. 32-bit futexes have to be 32-bit aligned, 64-bit
    futexes have to be 64-bit aligned.

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