linux-kernel - Re: a question about how to debug this case in ftrace

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Message-ID: <20240626105046.7ad9299e@rorschach.local.home>
Date: Wed, 26 Jun 2024 10:50:46 -0400
From: Steven Rostedt <rostedt@...dmis.org>
To: Song Chen <chensong_2000@....cn>
Cc: John Ogness <john.ogness@...utronix.de>, Andrew Halaney
 <ahalaney@...hat.com>, Derek Barbosa <debarbos@...hat.com>,
 pmladek@...e.com, senozhatsky@...omium.org, linux-rt-users@...r.kernel.org,
 linux-kernel@...r.kernel.org, williams@...hat.com, jlelli@...hat.com
Subject: Re: a question about how to debug this case in ftrace

On Wed, 26 Jun 2024 16:26:05 +0800
Song Chen <chensong_2000@....cn> wrote:

> not really, sounds like it meets my expectation of merging logs either 
> way, "printk:console ftrace event" in cmdline? I searched it in code or 
> google, no luck.

Try adding:

  trace_event=console

-- Steve