Re: [PATCH v12 2/3] tracepoint: Make rcuidle tracepoint callers use SRCU

From: Steven Rostedt
Date: Fri Aug 10 2018 - 12:32:51 EST

On Fri, 10 Aug 2018 11:35:54 -0400
Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:

> Investigating it, it's that when we register more than one event, the
> tracepoint code calls "release_probes" when adding new tracepoints (as
> it updated the tracepoint array), and this is done very early in boot
> up, causing this warning.
> I'm still looking at ways to fix this. Any ideas would help.

I just posted a patch:

It appears to fix the issue. I'm going to start testing it in my suite.
Does anyone have any concerns about it, or a better solution?


-- Steve