On Sat, Feb 28, 2015 at 03:20:37PM +0300, Andrey Skvortsov wrote: > Unfortunately this is not the last bug, that breaks i915/drm working > on my laptop. Sometimes system successfully loads with couple warnings mentioned in > previous mail: > > [ 26.922953] WARNING: CPU: 1 PID: 767 at drivers/gpu/drm/i915/i915_gem.c:4525 i915_gem_free_object+0x13f/0x288 [i915]() > [ 26.922954] WARN_ON(obj->frontbuffer_bits) That's inocuous, but for the serious hang, you may want to try video=SVIDEO-1:d on the kernel commandline to workaround the hang. (Check /sys/class/drm/card/ for the actual name of the connector for TV). I think Ville mentioned he was looking/looked at the atomic-vs-load_detect changes that is at the heart of the issue here. (Admittedly he did say it was worthy of a drink or two.) -Chris -- Chris Wilson, Intel Open Source Technology Centre _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel