Comment # 6 on bug 102566 from Marta Löfstedt

Reproduced on GLK-shards:

(pm_rc6_residency:2203) CRITICAL: Test assertion failure function
residency_accuracy, file pm_rc6_residency.c:85:
(pm_rc6_residency:2203) CRITICAL: Failed assertion: ratio > 0.9 && ratio <= 1
(pm_rc6_residency:2203) CRITICAL: Sysfs RC6 residency counter is inaccurate.
Subtest rc6-accuracy failed.

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3252/shard-glkb5/igt@pm_rc6_residency@rc6-accuracy.html