* Chuck Ebbert <cebbert(a)redhat.com> wrote:
> Well, it's likely to remain around upstream so surely
it's better to
> fix bugs and feed them back upstream than ignore this, it'll just be
> painful later on IMO :-)
Well yeah, but it's optional. We don't enable CONFIG_PREEMPT and
that's been there for a long time...
but CONFIG_PREEMPT has nontrivial overhead and impact. PREEMPT_BKL on
the other hand has no overhead - in fact it helps on SMP, quite a bit at
times.
Ingo