* Peter Zijlstra <peterz@infradead.org> wrote:

quoted text
> On Wed, 2010-11-17 at 14:24 +0100, Ingo Molnar wrote:
> > > What about the filtering and other general features/functionality of
> > > ftrace?  Is the anticipation that this will be ported over to perf?
> > > What about things like blktrace?
> > 
> > Yeah, i'd love to see all that available. Filtering is available already on the 
> > kernel perf event side and could be added as an option. 
> 
> Except I utterly detest the existing filter code.. it runs _after_ we do all the 
> hard work and then makes us roll back when it decides we shouldn't output after 
> all.
> 
> But yes, it is functional.

I suspect that is what matters mostly - unless you think that it's impossible to 
have a sane implementation of it, if the users come.

Thanks,

	Ingo
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