On Sat, 24 Mar 2007 17:56:17 +0100, Ingo Molnar <mingo(a)elte.hu> wrote:
> > FWIW, I have taken to CONFIG_PREEMPT=y in my hacking
kernels because
> > it exposed on my clunky test machines bugs that were otherwise
> > reproduced only on big honking machines with lots of parallelism.
> > [...]
>
> It helps with that, but I just don't trust it to work at all times.
> It's a really kludgy code from MontaVista, developed with embedded
> devices in mind. It's a certified miracle that it boots on SMP at all.
actually, the current code works pretty well - and has been brought to
the extreme via PREEMPT_RT. It boots fine on SMP and elsewhere, and it
finds us tons of bugs in every kernel release.
If you say so, I take it back.
-- Pete