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    SubjectRe: Kernel vs user memory
    On Thu, Mar 18, 2010 at 9:06 PM, Bryan Donlan <> wrote:

    > That is correct. The kernel can avoid a PF if it wants to by ensuring
    > the page tables are set up properly from the start; and physical
    > addresses below a certain value (which varies by architecture) can be
    > accessed directly without any setup at all.

    Thank you for your time, this discussion was really helpful.

    Thanks once again

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