linux-kernel - Re: [PATCH 2/3] Add tracing_off_event() calls to BUG() and WARN() paths

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Message-ID: <20100415205739.GF5069@nowhere>
Date:	Thu, 15 Apr 2010 22:57:41 +0200
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	Chase Douglas <chase.douglas@...onical.com>
Cc:	linux-kernel@...r.kernel.org, Steven Rostedt <rostedt@...dmis.org>,
	Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	Randy Dunlap <randy.dunlap@...cle.com>
Subject: Re: [PATCH 2/3] Add tracing_off_event() calls to BUG() and WARN()
	paths

On Wed, Apr 14, 2010 at 12:20:15PM -0400, Chase Douglas wrote:
> This change adds tracing_off_event() calls, which stop debug tracing,
> when a BUG() or WARN() function is called. The stoppage depends on
> commandline paramenter tracing_off={bug,warn,none}. The default is
> "bug", so only the BUG() paths will stop tracing.
> 
> Signed-off-by: Chase Douglas <chase.douglas@...onical.com>


ACK

But I can't find where we call oops_enter() from panic()
I see it called in x86 from oops_begin() that is called
in various places like die(), but couldn't find how it
ends up beeing called from panic().

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