[unix-pc.general] O_DIRECT

michael@stb.uucp (Michael Gersten) (12/27/89)

What is "Direct I/O"? The comment in fcntl.h for O_DIRECT says that
it is direct i/o, but gives no definition of it.

Is this something that is guaranteed not to be buffered by the o/s?
If so, it is just what I've been looking for.

			Michael