Linux kernel bug fix: drm/i915/gtt: Always acquire struct_mutex for gen6_ppgtt_cleanup
Subsystem: gpu/i915 (drivers/gpu/drm/i915/i915_gem_gtt.c)
Bug type: crash, severity: high
Files changed: drivers/gpu/drm/i915/i915_gem_gtt.c;drivers/gpu/drm/i915/i915_gem_gtt.h
Introduced by Chris Wilson on 2019-05-22 08:40:29 +0100; fixed by Chris Wilson on 2019-05-23 21:12:12 +0100 (lifetime: 1 days)