Specifically This seems to fix v4.18.20 for me: > commit e0790ccfd489d46c0eeed32a8c4443b9b2119766 (HEAD -> test) > Author: Philip J Freeman <elektron@halo.nu> > Date: Fri Dec 7 16:02:46 2018 -0800 > > Revert "drm/i915/ringbuffer: Delay after EMIT_INVALIDATE for gen4/gen5" > > This reverts commit 06e562e7f515292ea7721475950f23554214adde. > -- ⛵ - 🏴☠️