Demonstrating priority inversion with RTAI

Oct 1, 2004

Well, Linux has not yet gone to Mars, I suppose... [The original title was `What happened on Mars?']

A bug in the first sentence under the heading "Demonstrating task priority and pre-emption". The sentence should read:

When working with very low level code, it is usual practice
to signal control reaching a particular point by toggling
some I/O pins ....

You can get the source code from here.