linux-kernel - Re: [RFC PATCH 00/11] bpf, trace, dtrace: DTrace BPF program type implementation and sample use

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Message-ID: <20190521174757.74ec8937@gandalf.local.home>
Date:   Tue, 21 May 2019 17:48:11 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Alexei Starovoitov <alexei.starovoitov@...il.com>
Cc:     Kris Van Hees <kris.van.hees@...cle.com>, netdev@...r.kernel.org,
        bpf@...r.kernel.org, dtrace-devel@....oracle.com,
        linux-kernel@...r.kernel.org, mhiramat@...nel.org, acme@...nel.org,
        ast@...nel.org, daniel@...earbox.net, peterz@...radead.org
Subject: Re: [RFC PATCH 00/11] bpf, trace, dtrace: DTrace BPF program type
 implementation and sample use

On Tue, 21 May 2019 14:43:26 -0700
Alexei Starovoitov <alexei.starovoitov@...il.com> wrote:

> Steve,
> sounds like you've missed all prior threads.

I probably have missed them ;-)

> The feedback was given to Kris it was very clear:
> implement dtrace the same way as bpftrace is working with bpf.
> No changes are necessary to dtrace scripts
> and no kernel changes are necessary.

Kris, I haven't been keeping up on all the discussions. But what
exactly is the issue where Dtrace can't be done the same way as the
bpftrace is done?

-- Steve