Linux kernel bug fix: drm/i915/gvt: invalidate old ggtt page when update ggtt entry
Subsystem: gpu/i915 (drivers/gpu/drm/i915/gvt/gtt.c)
Bug type: hang, severity: medium
Files changed: drivers/gpu/drm/i915/gvt/gtt.c
Introduced by Changbin Du on 2018-03-30 14:47:17 +0800; fixed by Hang Yuan on 2018-10-08 17:41:22 +0800 (lifetime: 192 days)