Re: [PATCH] ring-buffer: Add a MAINTAINERS category specific for the tracing ring-buffer

From: Vincent Donnefort

Date: Wed Sep 23 2026 - 04:09:31 EST


On Tue, Sep 08, 2026 at 09:40:35AM -0400, Steven Rostedt wrote:
> From: Steven Rostedt <rostedt@xxxxxxxxxxx>
>
> The ring buffer code in the tracing directory has always been decoupled
> from the tracing code. It had a clean abstracted API to allow it to be
> used by systems outside of tracing. The API even allowed the ring buffer
> code to be drastically changed without affecting the tracing sub-system.
>
> Recently, Vincent Donnefort has been contributing a lot of work to enhance
> the ring buffer. He implemented the user space mappings and recently
> created a version to allow pKVM hypervisors to use the code to trace
> the hypervisor and expose the events to the user.
>
> Create a separate category for maintaining the ring buffer code so that
> Vincent can become an official maintainer of it. His work has little to do
> with the tracing code itself. In the future, he may even be the main
> maintainer of the ring buffer.
>
> Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
> ---
> MAINTAINERS | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 3a19da74d00c..71bd2f57055d 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -27778,6 +27778,22 @@ F: kernel/trace/trace_irqsoff.c
> F: kernel/trace/trace_osnoise.c
> F: kernel/trace/trace_sched_wakeup.c
>
> +TRACING RING BUFFER
> +M: Steven Rostedt <rostedt@xxxxxxxxxxx>
> +M: Vincent Donnefort <vdonnefort@xxxxxxxxxx>
> +M: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
> +L: linux-kernel@xxxxxxxxxxxxxxx
> +L: linux-trace-kernel@xxxxxxxxxxxxxxx
> +S: Maintained
> +Q: https://patchwork.kernel.org/project/linux-trace-kernel/list/
> +T: git git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace.git
> +F: Documentation/trace/ring-buffer*
> +F: Documentation/trace/remotes.rst
> +F: include/linux/ring-buffer*.h
> +F: kernel/trace/*ring_buffer*.c

as it relates to simple_ring_buffer.c do you want to add here undefsyms_base.c?

> +F: kernel/trace/remote*.c
> +F: tools/testing/selftests/ring-buffer/
> +
> TRADITIONAL CHINESE DOCUMENTATION
> M: Chen-Yu Yeh <chenyou910331@xxxxxxxxx>
> M: Weijie Yuan <wy@xxxxxxxxx>
> --
> 2.53.0
>

--
Vincent