Re: [PATCH RFC net-next] tracing: accelerate tracing filters with BPF

[Ingo Molnar]

* Alexei Starovoitov <ast@xxxxxxxxxxxx> wrote:

> On Tue, May 13, 2014 at 8:07 PM, Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
> > On Tue, 13 May 2014 19:55:11 -0700
> > Alexei Starovoitov <ast@xxxxxxxxxxxx> wrote:
> >
> >> --- a/kernel/trace/Kconfig
> >> +++ b/kernel/trace/Kconfig
> >> @@ -79,6 +79,7 @@ config FTRACE_NMI_ENTER
> >>         default y
> >>
> >>  config EVENT_TRACING
> >> +     depends on NET
> >>       select CONTEXT_SWITCH_TRACER
> >>       bool
> >>
> >
> > This part makes me a little nervous. I know a lot of embedded devices
> > depend on tracing, but do they all have network?
> 
> I think we may want to split BPF into its own config, since it doesn't
> really depend on anything in net.

Exactly, that's a good plan.

Thanks,

	Ingo
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