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SubjectRe: [PATCH 0/5] [GIT PULL] updates for tip/tracing/ftrace

* Steven Rostedt <rostedt@goodmis.org> wrote:

>
> On Fri, 20 Mar 2009, Frederic Weisbecker wrote:
> > > >
> > > > VERBOSE_PRINTK_STRING("rcu_torture_reader task started");
> > > > - set_user_nice(current, 19);
> > > > + set_user_nice(current, -1);
> > > > if (irqreader && cur_ops->irqcapable)
> > > > setup_timer_on_stack(&t, rcu_torture_timer, 0);
> > >
> > > i dont have a reproducer right now. Can you trigger it with latest
> > > -tip, which has this commit included:
> > >
> > > 04cb9ac: rcu: rcu_barrier VS cpu_hotplug: Ensure callbacks in dead cpu are migrated to o
> > >
> > > ?
> > >
> > > Ingo
> >
> >
> > I tested three times the same things but with 04cb9ac and... it didn't triggered
> > anymore :-)
>
> So lets hope that was the culprit.
>
> Great work Frederic!

No new lockups of this nature in overnight -tip testing. It's still
a bit too early to tell for sure but it's promising ;-)

Ingo


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