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    SubjectRe: USB/DVB - Old Technotrend TT-connect S-2400 regression tracked down
    On Sun, 24 May 2009 22:10:50 -0400 (EDT), Alan Stern <> wrote:

    > Pete, you should look at this. It appears to be a problem with the DMA
    > mapping in usbmon. Probably the same sort of thing you were working on
    > about a week ago (trying to access device memory).

    Indeed it looks the same. Is this an AMD CPU?

    I wonder if CONFIG_HAVE_DMA_API_DEBUG does it (enabled with a select
    in arch/x86/Kconfig). Strange that it started happening now.

    -- Pete

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