On Mon, Apr 02, 2012 at 09:00:11PM +0200, Maciej Rutecki wrote: > On poniedziałek, 2 kwietnia 2012 o 19:54:02 Daniel Vetter wrote: > > On Mon, Apr 02, 2012 at 07:39:39PM +0200, Maciej Rutecki wrote: > > > Last known good: 3.3 > > > Bad kernel: 3.4-rc1 > > > Subsystem: power management/suspend/dri(intel) > > > > > > When I resume from suspend to disk then system hangs on this screen: > > > http://mrutecki.pl/download/kernel/3.4-rc1/suspend_resume/DSC_5479.jpg > > > > > > It does not help SysRq keys. Only I can force power off by hold power > > > button. > > > > > > Dmesg: > > > http://mrutecki.pl/download/kernel/3.4-rc1/suspend_resume/dmesg-3.4-rc1.t > > > xt > > > > > > Config: > > > http://mrutecki.pl/download/kernel/3.4-rc1/suspend_resume/config-3.4.0-rc > > > 1 > > > > Likely a known regression, ppgtt support broke hibernate because my code > > doesn't restore the ppgtt page directory correctly in the thaw function. > > > > Patch: > > http://cgit.freedesktop.org/~danvet/drm-intel/commit/?h=drm-intel-fixes&id= > > 55a254ac63a3ac1867d1501030e7fba69c7d4aeb > > > > Please test whether this fixes your issue. You can also try adding > > i915.i915_enable_ppgtt=0 to your kernel cmdline. > > > > Thanks, Daniel > > Patch solves problem. > > Now resume hangs later on another subsystem: wireless :D Woot, I'm off the hook ;-) Thanks for reporting this issue and testing the patch. Yours, Daniel -- Daniel Vetter Mail: daniel@xxxxxxxx Mobile: +41 (0)79 365 57 48 _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
