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SubjectRe: perf counter issue - WARN_ON_ONCE(!list_empty(&tsk->perf_counter_ctx.counter_list));
Em Fri, May 15, 2009 at 03:56:04PM +0200, Ingo Molnar escreveu:
>
> * Srivatsa Vaddagiri <vatsa@in.ibm.com> wrote:
>
> > On Wed, May 13, 2009 at 10:24:33PM +0530, Srivatsa Vaddagiri wrote:
> > > I am hitting this warning in kernel/exit.c (latest -tip code):
> > >
> > > WARN_ON_ONCE(!list_empty(&tsk->perf_counter_ctx.counter_list));
> > >
> > > I was using perf counters against a java benchmark.
> >
> > Basically using perf counters as:
> >
> > $ perf stat java ....
>
> hm, is there a reproducer perhaps? Is there some class file i could
> run with specific parameters to reproduce it?

I'll try this with some java benchmarks we have, AMQP related, lets see
if I can reproduce it.

- Arnaldo


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