Re: [igt-dev] [PATCH i-g-t v2 08/10] tests/i915/exec_fence: add timeline fence tests

Lionel Landwerlin
2019-11-22T15:43:13Z

On 22/11/2019 17:26, Chris Wilson wrote:
> Quoting Lionel Landwerlin (2019-11-22 13:02:58)
>> We can now give a tuple (handle, point_value) for timeline semaphores.
>>
>> v2: Fix up syncobj-timeline-repeat test (Lionel)
>> Update following kernel rename
>>
>> v3: Add more ordering tests for syncobj/buffer handle state (Chris)
> Another question, do we worry about sw_sync imported fences being
> handles differently to native?
> -Chris

What do you mean by differently?

Thing is sw_sync can delay the signaling forever so you could build a
case exhausting memory if you really wanted.

Whereas my understand of other dma-fences is that they should be short
lived.

-Lionel