netdev - Re: [PATCH net] bpf: one perf event close won't free bpf program attached by another perf event

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Date:   Thu, 21 Sep 2017 10:02:22 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Yonghong Song <yhs@...com>, ast@...com, daniel@...earbox.net,
        netdev@...r.kernel.org, kernel-team@...com
Subject: Re: [PATCH net] bpf: one perf event close won't free bpf program
 attached by another perf event

On Thu, 21 Sep 2017 13:17:06 +0200
Peter Zijlstra <peterz@...radead.org> wrote:

> I suspect that would break a fair bunch of bpf proglets, since the data
> access to the trace data would be completely different, but it would be
> much nicer to not have this distinction based on event type.

Maybe this would be a good test to see if bpf is considered an ABI or
not.

-- Steve