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    SubjectRe: Calculating kernel logical address ..
    Date
    > > It looks drivers/media/video/video-buf.c uses alloc_kiovec() and
    > > map_user_kiobuf() to do it.
    >
    > For video-buf.c and for Imran's application, that's just a wrapper
    > which is used to get at get_user_pages().

    My latest video-buf.c version already uses get_user_pages() directly.
    Get the latest bttv bits from http://bytesex.org/snapshot/ if you want
    to have a look at the code. Will go into 2.5 with the next batch of
    video4linux updates.

    Gerd

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