Re: [RFC 4/5] x86, perf: implements lwp-perf-integration (rc1)

Ingo Molnar
2011-12-18T23:45:12Z

* Benjamin Block <bebl@mageta.org> wrote:

> The threshold-interrupt is already integrated with patch 5 of
> this patch-set.
>
> Maybe I wrote the descriptions a little misleading. Sry for
> that. :)

Okay, i stopped reading at the first patch that claimed that the
threshold irq was not supported ;-)

So the question becomes, how well is it integrated: can
perf 'record -a + perf report', or 'perf top' use LWP,
to do system-wide precise [user-space] profiling and such?

Thanks,

Ingo