Scheduler fixes for hyperthreading

[Sam Lawrance]

On Sat, 2005-05-21 at 22:04 -0700, Colin Percival wrote:
> Sam Lawrance wrote:
> > I'm just curious here... would the mac_seeotheruids policy help in
> > obscuring the value of any information collected by a spy process?
> 
> Yes.  It would mean that the spy could steal an SSL certificate, but
> not know whose SSL certificate it was. :-)

Can the spy  be sure that it's not just stealing fortunes though?

I mean for example, can the cache timings shown on page 7 of your paper
be used to reliably identify what the other thread on the CPU is?