IMHO the prefix i915_ for these 3 parameters in /sys/module/i915/parameters : i915_enable_fbc i915_enable_ppgtt i915_enable_rc6 is superfluous, or ? -- MfG/Sincerely Toralf Förster pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3