Re: [PATCH v9 0/4] ring-buffer: Fixes for subbuf resizing and persistent buffers

[Steven Rostedt]

On Tue,  1 Sep 2026 16:54:41 +0100
Vincent Donnefort <vdonnefort@xxxxxxxxxx> wrote:

> This series addresses multiple issues discovered with the dynamic ring
> buffer resizing.
> 
> I have managed to reproduce a ring_buffer_read_page() race with
> 
>  $ while true; do for i in 8 16 32; do echo $i > /sys/kernel/tracing/buffer_subbuf_size_kb; sleep 0.1; done; done

Did you do anything else while running the above?

I ask because I ran this for several hours and it didn't produce anything.
What bug does it supposed to trigger?

-- Steve