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From: Ingo Molnar <mingo@kernel.org>
To: Alexei Starovoitov <ast@plumgrid.com>
Cc: Steven Rostedt <rostedt@goodmis.org>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Daniel Borkmann <dborkman@redhat.com>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Arnaldo Carvalho de Melo <acme@infradead.org>,
	Jiri Olsa <jolsa@redhat.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Network Development <netdev@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Grant Likely <grant.likely@secretlab.ca>
Subject: Re: [PATCH RFC net-next] tracing: accelerate tracing filters with BPF
Date: Wed, 14 May 2014 07:09:05 +0200	[thread overview]
Message-ID: <20140514050905.GA9448@gmail.com> (raw)
In-Reply-To: <CAMEtUuyHO-MGzL6nrLShG1UHTzb=HXTAPV5trv1SHL6TV0bMYw@mail.gmail.com>


* Alexei Starovoitov <ast@plumgrid.com> wrote:

> On Tue, May 13, 2014 at 8:07 PM, Steven Rostedt <rostedt@goodmis.org> wrote:
> > On Tue, 13 May 2014 19:55:11 -0700
> > Alexei Starovoitov <ast@plumgrid.com> 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

  reply	other threads:[~2014-05-14  5:09 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-14  2:55 [PATCH RFC net-next] tracing: accelerate tracing filters with BPF Alexei Starovoitov
2014-05-14  3:07 ` Steven Rostedt
2014-05-14  3:26   ` Alexei Starovoitov
2014-05-14  5:09     ` Ingo Molnar [this message]
2014-05-14  3:17 ` Steven Rostedt
2014-05-14  3:29   ` Alexei Starovoitov
2014-05-14  5:09     ` Ingo Molnar
2014-05-15  5:19       ` Alexei Starovoitov

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