BUG: circular locking dependency detected

Greg Kroah-Hartman gregkh at linuxfoundation.org
Wed Jan 30 21:40:02 PST 2013


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 at arm.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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