Re: Fix powerTOP regression with 2.6.39-rc5

[David Ahern]

On 05/17/11 05:19, Steven Rostedt wrote:
> On Tue, 2011-05-17 at 00:15 -0700, Michael Rubin wrote:
> 
>> What is the plan for customers going forward? Is it going to involve
>> removing ftrace in favor for perf? Removing perf in favor for ftrace?
>> We love perf and don't want to see it go away either.  We tend to use
>> the two systems differently. Do customers basically have to wait a few
>> years to see not only which system wins but which ones stays on top?
> 
> My plan is:
> 
> 1) get libperf.so out for user tools to use.

libparsevent or libperf? If you really meant libperf will it be a
superset of the event parsing -- like the inclusion of the plugins infra?

David

> 
> 2) Start hacking on code again :)
> 
> But I'll make sure that this will not be a burden on Google. There's no
> reason that Google should be punished for using something that is
> mainline, and using the proper ABIs. The code in ftrace is very flexible
> and tools that use ftrace should still work even if we make internal
> changes.
> 
> I'll work closely with you to make sure that Google's tools will always
> work with future kernels.
> 
>>
>> I apologize if this is obvious to others but I am confused.
> 
> No need to apologize, it's a very confusing situation.
> 
> -- Steve
> 
> 
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