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SubjectRe: lack of raw disk devices
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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