From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Russell King <rmk@arm.linux.org.uk>,
Dave Airlie <airlied@gmail.com>,
Daniel Vetter <daniel.vetter@ffwll.ch>,
Andrew Morton <akpm@linux-foundation.org>,
Florian Tobias Schandinat <FlorianSchandinat@gmx.de>,
"linux-fbdev@vger.kernel.org" <linux-fbdev@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
dri-devel <dri-devel@lists.freedesktop.org>
Subject: Re: BUG: circular locking dependency detected
Date: Thu, 31 Jan 2013 05:40:02 +0000 [thread overview]
Message-ID: <20130131054002.GA3697@kroah.com> (raw)
In-Reply-To: <CA+55aFxfeXWAiXV18qGgOk9+2HHiD7LUuyk55brHFXd+_c6eZQ@mail.gmail.com>
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@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
WARNING: multiple messages have this Message-ID (diff)
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Russell King <rmk@arm.linux.org.uk>,
Dave Airlie <airlied@gmail.com>,
Daniel Vetter <daniel.vetter@ffwll.ch>,
Andrew Morton <akpm@linux-foundation.org>,
Florian Tobias Schandinat <FlorianSchandinat@gmx.de>,
"linux-fbdev@vger.kernel.org" <linux-fbdev@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
dri-devel <dri-devel@lists.freedesktop.org>
Subject: Re: BUG: circular locking dependency detected
Date: Thu, 31 Jan 2013 06:40:02 +0100 [thread overview]
Message-ID: <20130131054002.GA3697@kroah.com> (raw)
In-Reply-To: <CA+55aFxfeXWAiXV18qGgOk9+2HHiD7LUuyk55brHFXd+_c6eZQ@mail.gmail.com>
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@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
next prev parent reply other threads:[~2013-01-31 5:40 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-30 20:04 BUG: circular locking dependency detected Russell King
2013-01-30 20:06 ` Russell King
2013-01-30 20:06 ` Russell King
2013-01-30 21:52 ` Russell King
2013-01-30 21:52 ` Russell King
2013-01-30 22:07 ` Daniel Vetter
2013-01-30 22:07 ` Daniel Vetter
2013-01-30 22:19 ` Russell King
2013-01-30 22:19 ` Russell King
2013-01-30 22:19 ` Russell King
2013-01-30 22:27 ` Daniel Vetter
2013-01-30 22:27 ` Daniel Vetter
2013-01-30 23:52 ` Linus Torvalds
2013-01-30 23:52 ` Linus Torvalds
2013-01-31 0:04 ` Dave Airlie
2013-01-31 0:04 ` Dave Airlie
2013-01-31 0:13 ` Russell King
2013-01-31 0:26 ` Linus Torvalds
2013-01-31 0:26 ` Linus Torvalds
2013-01-31 5:40 ` Greg Kroah-Hartman [this message]
2013-01-31 5:40 ` Greg Kroah-Hartman
2013-01-31 8:21 ` Daniel Vetter
2013-01-31 8:21 ` Daniel Vetter
2013-01-31 9:21 ` Greg Kroah-Hartman
2013-01-31 9:21 ` Greg Kroah-Hartman
2013-01-31 9:38 ` Daniel Vetter
2013-01-31 9:38 ` Daniel Vetter
2013-01-31 11:51 ` Dave Airlie
2013-01-31 11:51 ` Dave Airlie
2013-01-31 13:02 ` Greg Kroah-Hartman
2013-01-31 13:02 ` Greg Kroah-Hartman
2013-01-31 13:07 ` Russell King
2013-01-31 0:09 ` Russell King
2013-01-31 10:12 ` Sedat Dilek
2013-01-31 10:12 ` Sedat Dilek
2013-01-31 10:20 ` Sedat Dilek
2013-01-31 10:20 ` Sedat Dilek
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