Re: Question regarding DMA xfer to user space directly

From: Jens Axboe (
Date: Thu Jul 10 2003 - 05:26:55 EST

On Thu, Jul 10 2003, Mikael Starvik wrote:
> Hi,
> Use map_user_kiobuf to do this. There are several examples
> in the kernel tree. One of the simplest may be
> arch/cris/drivers/examples/kiobuftest.c.

get_user_pages() is a much better idea, considering 2.5/6 has no concept
of kiobufs.

Jens Axboe

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