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    On Thu, Jun 28 2001, Alan Cox wrote:
    > We will also have to address those cards that have 28/30/31 bit limits (yes
    > they exist) when we start doing direct I/O for 32bits of memory - one reason
    > I'm very wary of Jens patch ever being in 2.4

    The patch can handle those too, FWIW. The fact that it just sets 32-bit
    limit now is unrelated, and it is also just set for devices that have
    been sort-of tested :-)

    Anyhoo, my point is that the bounce limit is variable on a page
    granularity.

    --
    Jens Axboe
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