[igt-dev] [PATCH] [PATCH i-g-t]tests/i915/gem_exec_balancer:Resolving unpredictable tasklet delays

[Melkaveri, Arjun]

Chris said he will be sending a patch on IGT change . Waiting for that  .

-Arjun

Thanks 
Arjun M

-----Original Message-----
From: Tvrtko Ursulin <tvrtko.ursulin at linux.intel.com> 
Sent: Friday, April 17, 2020 5:49 PM
To: Chris Wilson <chris at chris-wilson.co.uk>; Melkaveri, Arjun <arjun.melkaveri at intel.com>; igt-dev at lists.freedesktop.org
Subject: Re: [igt-dev] [PATCH] [PATCH i-g-t]tests/i915/gem_exec_balancer:Resolving unpredictable tasklet delays


On 17/04/2020 12:02, Chris Wilson wrote:
> Quoting Arjun Melkaveri (2020-04-17 11:58:39)
>> Increased the Sampling window to help with sporadic test failures due 
>> to unpredicted tasklet delays.
> 
> Then make them predictable. And be sure to add a test to fail if the 
> execution is delayed.

In other words please try using "drm/i915: Expose an option to flush the tasklets via debugfs" Chris posted from IGT and see if that would make the test fail proof without increasing the timeout.

Regards,

Tvrtko