Re: [igt-dev] [PATCH i-g-t 1/2] tests/gem_exec_await: Relax the busy spinner

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Quoting Tvrtko Ursulin (2018-11-19 15:22:28)
> From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
> 
> Add some nop instructions between recursive batch buffer start calls to
> give system some breathing room. Without these, especially when coupled
> with memory pressure, false GPU hangs can be observed caused by the
> inability of the chip to cope.

Doesn't seem to be required. And the machines most susceptible to timer
errors due to busyspin have not show the issue.
-Chris
_______________________________________________
Intel-gfx mailing list
Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/intel-gfx




[Index of Archives]     [AMD Graphics]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux