Re: [Intel-gfx] WARNING: CPU: 0 PID: 3634 at drivers/gpu/drm/drm_irq.c:1141 drm_wait_one_vblank

2015-07-08 Thread Michal Hocko
On Wed 08-07-15 09:32:18, Daniel Vetter wrote: [...] Ok that's starting to get nasty. Can you please test what happens when you boot with drm.vblankoffdelay=0 and whether drm.vblankoffdelay=1000 has an effect on reproduction rate? No debug output needed. No difference. See the kernel log from

Re: [Intel-gfx] WARNING: CPU: 0 PID: 3634 at drivers/gpu/drm/drm_irq.c:1141 drm_wait_one_vblank

2015-07-08 Thread Michal Hocko
I have just tried to boot 4.2-rc1 and cannot seem to reproduce the issue anymore. On Tue 07-07-15 10:43:58, Daniel Vetter wrote: [...] Can you please boot with drm.debug=0xf (lots more nois in dmesg with this) and reproduce? I only need the last few pages before the WARNING backtrace, just to

Re: [Intel-gfx] WARNING: CPU: 0 PID: 3634 at drivers/gpu/drm/drm_irq.c:1141 drm_wait_one_vblank

2015-07-07 Thread Daniel Vetter
On Wed, Jul 01, 2015 at 03:23:39PM +0300, Jani Nikula wrote: +intel-gfx and Matt On Wed, 01 Jul 2015, Michal Hocko mho...@suse.cz wrote: On Wed 01-07-15 10:26:39, Daniel Vetter wrote: On Tue, Jun 30, 2015 at 10:13:35PM +0200, Michal Hocko wrote: On Tue 30-06-15 18:59:29, Daniel Vetter

Re: [Intel-gfx] WARNING: CPU: 0 PID: 3634 at drivers/gpu/drm/drm_irq.c:1141 drm_wait_one_vblank

2015-07-01 Thread Jani Nikula
+intel-gfx and Matt On Wed, 01 Jul 2015, Michal Hocko mho...@suse.cz wrote: On Wed 01-07-15 10:26:39, Daniel Vetter wrote: On Tue, Jun 30, 2015 at 10:13:35PM +0200, Michal Hocko wrote: On Tue 30-06-15 18:59:29, Daniel Vetter wrote: [...] Also it might be time to start bisecting this if