linux-kernel - Re: BUG: circular locking dependency detected

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Message-ID: <20130131054002.GA3697@kroah.com>
Date:	Thu, 31 Jan 2013 06:40:02 +0100
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Russell King <rmk@....linux.org.uk>,
	Dave Airlie <airlied@...il.com>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Florian Tobias Schandinat <FlorianSchandinat@....de>,
	"linux-fbdev@...r.kernel.org" <linux-fbdev@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	dri-devel <dri-devel@...ts.freedesktop.org>
Subject: Re: BUG: circular locking dependency detected

On Thu, Jan 31, 2013 at 11:26:53AM +1100, Linus Torvalds wrote:
> On Thu, Jan 31, 2013 at 11:13 AM, Russell King <rmk@....linux.org.uk> wrote:
> >
> > Which may or may not be a good thing depending how you look at it; it
> > means that once your kernel blanks, you get a lockdep dump.  At that
> > point you lose lockdep checking for everything else because lockdep
> > disables itself after the first dump.
> 
> Fair enough, we may want to revert the lockdep checking for
> console_lock, and make re-enabling it part of the patch-series that
> fixes the locking.
> 
> Daniel/Dave? Does that sound reasonable?

Reverting the patch is fine with me.  Just let me know so I can queue it
up again for 3.9.

thanks,

greg k-h
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