Messages in this thread | | | Date | Thu, 23 Mar 2000 23:10:09 +0000 | From | "Stephen C. Tweedie" <> | Subject | Re: DMA to user space |
| |
Hi,
On Wed, Mar 22, 2000 at 01:12:31PM +0000, David Woodhouse wrote: > > > The raw IO code in 2.3 allows you to do dma from user buffers to any > > block device. > > Why only block device?
It's just terminology. Raw IO specifically means user-space dma to block devices: the /dev/raw* raw devices only work bound to block devices. Of course, there's nothing to stop you from doing similar IO to other devices.
--Stephen
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/
| |