[Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/i915/selftests: Confirm RING_TIMESTAMP / CTX_TIMESTAMP share a clock

[Patchwork]

== Series Details ==

Series: drm/i915/selftests: Confirm RING_TIMESTAMP / CTX_TIMESTAMP share a clock
URL   : https://patchwork.freedesktop.org/series/80475/
State : warning

== Summary ==

$ dim checkpatch origin/drm-tip
89b5186bbf39 drm/i915/selftests: Confirm RING_TIMESTAMP / CTX_TIMESTAMP share a clock
-:65: WARNING:MEMORY_BARRIER: memory barrier without comment
#65: FILE: drivers/gpu/drm/i915/gt/selftest_engine_pm.c:51:
+	wmb();

-:117: CHECK:USLEEP_RANGE: usleep_range is preferred over udelay; see Documentation/timers/timers-howto.rst
#117: FILE: drivers/gpu/drm/i915/gt/selftest_engine_pm.c:103:
+	udelay(100);

total: 0 errors, 1 warnings, 1 checks, 163 lines checked