[Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/i915/selftests: Exercise CS TLB invalidation (rev2)

[Patchwork]

== Series Details ==

Series: drm/i915/selftests: Exercise CS TLB invalidation (rev2)
URL   : https://patchwork.freedesktop.org/series/66718/
State : warning

== Summary ==

$ dim checkpatch origin/drm-tip
e5422e652e53 drm/i915/selftests: Exercise CS TLB invalidation
-:90: WARNING:MEMORY_BARRIER: memory barrier without comment
#90: FILE: drivers/gpu/drm/i915/selftests/i915_gem_gtt.c:1760:
+	wmb();

-:282: WARNING:MEMORY_BARRIER: memory barrier without comment
#282: FILE: drivers/gpu/drm/i915/selftests/i915_gem_gtt.c:1952:
+				wmb();

total: 0 errors, 2 warnings, 0 checks, 333 lines checked