Re: [PATCH 2/2] sched/debug: add sched_update_nr_running tracepoint
From: Alexei Starovoitov
Date: Wed Sep 04 2019 - 11:25:43 EST
On Wed, Sep 4, 2019 at 6:10 AM Joel Fernandes <joel@xxxxxxxxxxxxxxxxx> wrote:
> I wonder if this distinction of "tracepoint" being non-ABI can be documented
> somewhere. I would be happy to do that if there is a place for the same. I
> really want some general "policy" in the kernel on where we draw a line in
> the sand with respect to tracepoints and ABI :).
It's been discussed millions times. tracepoints are not abi.
Example: android folks started abusing tracepoints inside bpf core
and we _deleted_ them.
Same thing can be done with _any_ tracepoint.
Do not abuse them and stop the fud about abi.