Messages in this thread | | | From | Namhyung Kim <> | Date | Sun, 4 Feb 2018 11:25:20 +0900 | Subject | Re: [PATCH 00/18] [ANNOUNCE] Dynamically created function based events |
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Hi Steve and Alexei,
On Sun, Feb 4, 2018 at 6:17 AM, Steven Rostedt <rostedt@goodmis.org> wrote: > On Sat, 3 Feb 2018 12:52:08 -0800 > Alexei Starovoitov <alexei.starovoitov@gmail.com> wrote: > >> It's a user space job. > > BTW, I asked around at DevConf.cz, and nobody I talked with (besides > Arnaldo), have used eBPF. The "path to hello world" is quite high. This > interface is extremely simple to use, and one doesn't need to install > LLVM or other tools to interface with it. > > I used the analogy, that eBPF is like C, and this is like Bash. One is > much easier to get "Hello World!" out than the other. > > So personally, this is something I know I would use (note, I have > never used eBPF either). But if I'm the only one to use this > interface then I'll stop here (and not bother with the function graph > return interface). If others think this would be helpful, I would ask > them to speak up now.
I'm interested in this. From my understanding, it's basically function tracing + filter + custom argument info, right?
Supporting arguments with complex type could be error-prone. We need to prevent malfunctions by invalid inputs.
Thanks, Namhyung
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