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81746b74c1
Since we are system_highpri_wq, we expected the heartbeat to be scheduled promptly. However, we see delays of over 10ms upsetting our assertions. Accept this as inevitable and bump the minimum error threshold to 20ms (from 6 jiffies). <6> [616.784749] rcs0: Heartbeat delay: 3570us [2802, 9188] <6> [616.807790] bcs0: Heartbeat delay: 2111us [745, 4372] <6> [616.853776] vcs0: Heartbeat delay: 6485us [2424, 11637] <3> [616.859296] vcs0: Heartbeat delay was 6485us, expected less than 6000us <3> [616.860901] i915/intel_heartbeat_live_selftests: live_heartbeat_fast failed with error -22 v2: More context from CI. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210113163115.5740-2-chris@chris-wilson.co.uk |
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