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Date: Wed, 13 Feb 2013 19:38:44 +0100
From: Marcin Slusarz <marcin.slusarz@gmail.com>
To: Ben Skeggs <bskeggs@redhat.com>
Cc: Arend van Spriel <arend@broadcom.com>,
        Peter Hurley <peter@hurleysoftware.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        linux-kernel@vger.kernel.org, stable@vger.kernel.org,
        Maarten Lankhorst <maarten.lankhorst@canonical.com>,
        Daniel J Blueman <daniel@quora.org>
Subject: Re: [ 61/61] drm/nouveau: add lockdep annotations
Message-ID: <20130213183844.GB3127@joi.lan>
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On Wed, Feb 13, 2013 at 06:46:20PM +0100, Marcin Slusarz wrote:
> On Wed, Feb 13, 2013 at 07:43:41PM +1000, Ben Skeggs wrote:
> > On Wed, 2013-02-13 at 10:33 +0100, Arend van Spriel wrote:
> > > On 02/13/2013 04:35 AM, Peter Hurley wrote:
> > > > On Tue, 2013-02-12 at 12:35 -0800, Greg Kroah-Hartman wrote:
> > > >> 3.7-stable review patch.  If anyone has any objections, please let me know.
> > > > 
> > > > FWIW, I never saw this on 3.7 but it happened 1st time on 3.8-rcX
> > > > I haven't tested this fix either.
> > > 
> > > Dito.
> > > 
> > > Gr. AvS
> > Yeah, I don't believe anything could trigger it in 3.7.  It doesn't hurt
> > anyway.
> 
> Client locking splat is definitely triggerable on 3.7:
> https://lkml.org/lkml/2012/10/16/251
> 
> Subdev locking splat is triggerable since 3.7 has "drm/nouveau: add locking
s/is/should be/

> around instobj list operations" and "drm/nvc0/fb: fix crash when different
> mutex is used to protect same list" (both applied for 3.7.3).
> 
> Marcin