Re: [ 61/61] drm/nouveau: add lockdep annotations

Marcin Slusarz
2013-02-13T18:38:41Z

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