linux-kernel - Re: [PATCH v9 tip 0/9] tracing: attach eBPF programs to kprobes

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Message-ID: <20150323073643.GD25184@gmail.com>
Date:	Mon, 23 Mar 2015 08:36:44 +0100
From:	Ingo Molnar <mingo@...nel.org>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Alexei Starovoitov <ast@...mgrid.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...radead.org>,
	Jiri Olsa <jolsa@...hat.com>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	"David S. Miller" <davem@...emloft.net>,
	Daniel Borkmann <daniel@...earbox.net>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	linux-api@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v9 tip 0/9] tracing: attach eBPF programs to kprobes


* Steven Rostedt <rostedt@...dmis.org> wrote:

> On Fri, 20 Mar 2015 16:30:01 -0700
> Alexei Starovoitov <ast@...mgrid.com> wrote:
> 
> > Hi Ingo,
> > 
> > I think it's good to go.
> > Patch 1 is already in net-next. Patch 3 depends on it.
> > I'm assuming it's not going to be a problem during merge window.
> > Patch 3 will have a minor conflict in uapi/linux/bpf.h in linux-next,
> > since net-next has added new lines to the bpf_prog_type and bpf_func_id enums.
> > I'm assuming it's not a problem either.
> > 
> > V8->V9:
> > - fixed comment style and allowed ispunct after %p
> > - added Steven's Reviewed-by. Thanks Steven!
> 
> Hi Ingo,
> 
> I'm fine with this series, so don't let me hold it up from going into
> your tree.

Ok, thanks!

Looks like a very powerful instrumentation interface to me.

Thanks,

	Ingo
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