+++ a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -1034,7 +1034,11 @@ unsigned int num_entries, bool unused) { - intel_gtt_clear_range(first_entry, num_entries); + if (!unused) + intel_gtt_clear_range(first_entry, num_entries); + else + /* Fixes DMA issues on Lenovo X201 */ + printk("Disable %s for Genode\n", __func__); }