linux-kernel - Re: lockdep warning after recent cleanup in console code

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Message-ID: <20140428183107.GE17778@laptop.programming.kicks-ass.net>
Date:	Mon, 28 Apr 2014 20:31:07 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	"Shevchenko, Andriy" <andriy.shevchenko@...el.com>,
	Jan Kara <jack@...e.cz>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...nel.org>
Subject: Re: lockdep warning after recent cleanup in console code

On Mon, Apr 28, 2014 at 01:43:31PM -0400, Steven Rostedt wrote:
> 
> Peter,
> 
> Things have changed with regard to printk() in linux-next. Now it
> appears that lockdep is going haywire over it. I don't understand the
> exact reason for the lockdep_off() and lockdep_on() logic that is in
> printk(), but it obviously seems to be causing issues with the new
> changes.
> 
> Care to take a look?

https://lkml.org/lkml/2011/6/21/247


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