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    SubjectRe: sys_mmap2 on different architectures
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    From: Benjamin LaHaise <bcrl@kvack.org>
    Date: Wed, 22 Feb 2006 19:14:11 -0500

    > The sys_mmap2() ABI is that the page shift is always fixed to whatever
    > page size is reasonable for the architecture, typically 2^12. The syscall
    > should never be exposed as mmap2(), only as the large file size version
    > of mmap() (aka mmap64()). The other consideration is that it should not
    > be implemented in 64 bit ABIs, as those machines should be using a 64 bit
    > native mmap(). Does that clear things up a bit? Cheers,

    Aha, that part I didn't catch. Thanks for the clarification
    Ben.

    I wonder why we did things that way with a fixed shift...
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