[PATCH] drm/nouveau: fix ttm move notify callback

[Konrad Rzeszutek Wilk]

On Tue, Jan 10, 2012 at 01:46:05PM +1000, Ben Skeggs wrote:
> On Fri, 2012-01-06 at 16:00 -0500, Jerome Glisse wrote:
> > On Fri, Jan 06, 2012 at 02:52:49PM -0500, Konrad Rzeszutek Wilk wrote:
> > > > Still having difficulty to reproduce can you reproduce with the attached
> > > > printk debuging patch and provide the log (only few printk preceding the
> > > > oops or segfault are interesting).
> > > 
> > > http://darnok.org/vga/move_notify-v212.log
> > > 
> > 
> > Looks like nouveau doesn't like move notify being call on driver
> > shutdown or when somethings om nv50 is down. Ben i think you will
> > be better at finding a fix for that than me.
> I'm also not able to reproduce this issue on a NV98 (so, i'd expect
> every nv50+ chipset to behave the same) chipset with the current code in
> Dave's drm-core-next tree..

There looks to be a bug about this openned when folks where using firefox
and seeing large pictures or scrolling through a large web-page.

Any thoughts or things I could try out to narrow this down?