On Fri, 2017-07-14 at 17:05 +0200, Tobias Klausmann wrote: > On 7/14/17 3:41 PM, Mike Galbraith wrote: > > On Fri, 2017-07-14 at 15:36 +0200, Mike Galbraith wrote: > >> All DRM did was to slip a > >> WARN_ON_ONCE() that nouveau triggers into a kernel module where such > >> things no longer warn, they blow the box out of the water. > > BTW, turn that irksome WARN_ON_ONCE() in drivers/gpu/drm/drm_vblank.c > > into a WARN_ONCE(), and all is peachy, you get the warning, box lives. > > > > --- > > drivers/gpu/drm/drm_vblank.c | 3 ++- > > 1 file changed, 2 insertions(+), 1 deletion(-) > > > > --- a/drivers/gpu/drm/drm_vblank.c > > +++ b/drivers/gpu/drm/drm_vblank.c > > @@ -605,7 +605,8 @@ bool drm_calc_vbltimestamp_from_scanoutp > > */ > > if (mode->crtc_clock == 0) { > > DRM_DEBUG("crtc %u: Noop due to uninitialized mode.\n", pipe); > > - WARN_ON_ONCE(drm_drv_uses_atomic_modeset(dev)); > > + WARN_ONCE(drm_drv_uses_atomic_modeset(dev), "%s: report me.\n", > > + dev->driver->name); > > > > return false; > > } > > > Hey, > > confirmed this helps saving the box, but we still have to find the root > cause! Backtrace with the above fix applied (and the one which came in > with the latest drm-fixes merge)!
Yeah, I'll be reporting some extra whining from my 8600 GT backup box. -Mike _______________________________________________ Nouveau mailing list Nouveau@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/nouveau