Re: [PATCH 24/36] printk: Remove trace_.*_rcuidle() usage

From: Steven Rostedt
Date: Tue Jun 14 2022 - 10:37:59 EST


On Thu, 9 Jun 2022 15:02:20 +0200
Petr Mladek <pmladek@xxxxxxxx> wrote:

> > I'm somewhat curious whether we can actually remove that trace event.
>
> Good question.
>
> Well, I think that it might be useful. It allows to see trace and
> printk messages together.

Yes people still use it. I was just asked about it at Kernel Recipes. That
is, someone wanted printk mixed in with the tracing, and I told them about
this event (which they didn't know about but was happy to hear that it
existed).

-- Steve