Messages in this thread | | | Subject | Re: [RFC] [PATCH 0/3] ioat: DMA engine support | From | Alan Cox <> | Date | Thu, 08 Dec 2005 22:42:19 +0000 |
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On Iau, 2005-12-08 at 16:13 -0600, Kumar Gala wrote: > I'm actually searching for any examples of drivers that deal with the > issues related to DMA'ng directly two and from user space memory.
Look at drivers/media/video for several examples. Essentially in 2.6 get_user_pages() gives you page structs and pins the pages you need.
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