Re: Another question about self-paging

[Jonathan S. Shapiro]

On Mon, 2005-10-31 at 18:10 +0200, Paavo Parkkinen wrote:

> I understand this completely. I just don't see how a demand to page
> out a page is communication from a process A to a process B. To me it
> seems like communicating about the state of the system to a process A.
> Is this also forbidden? Why?

Because the state of the system is the result of aggregating the state
of individual processes.

In particular, process A can alter its paging strategy for the purpose
of inducing the system to communicate with process B. It is surprising
just how much data you can ship this way.

shap