Messages in this thread | | | Date | Tue, 6 Jan 1998 06:28:07 +0100 | From | ralf@uni-kobl ... | Subject | Re: lack of raw disk devices |
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On Mon, Jan 05, 1998 at 05:11:11PM -0500, jhohertz@golden.net wrote:
> Hey.... I may have said this to the list already, but, is it possible to just > make an ioctl() for the block devices that turns off the buffering? Seems a > more elegant solution than having a two device files for every single block > device.
That's at least what legacy software expects ...
The whole matter is a bit more complicated because some devices (actually a whole lot of intelligent hardware) do massive reordering of pending i/o requests. So a real solution has to include work on device driver level. Somebody is actually working on that but it will take a while.
Ralf
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