[PATCH 3/9] drm/syncobj: add support for timeline point wait v8

[Lionel Landwerlin]

On 18/03/2019 17:20, Koenig, Christian wrote:
>>>    -        if (dma_fence_is_signaled(entries[i].fence)) {
>>> +        if (fence)
>>> +            entries[i].fence = fence;
>>> +        else
>>> +            entries[i].fence = dma_fence_get_stub();
>>> +
>>> +        if ((flags & DRM_SYNCOBJ_WAIT_FLAGS_WAIT_AVAILABLE) ||
>> Hey David,
>>
>> Could you remind me what DRM_SYNCOBJ_WAIT_FLAGS_WAIT_AVAILABLE is used
>> for?
>>
>> I didn't have a use for it in userspace,
> The flag is used to wait for fences for a sequence number to show up.
>
> Christian.
>

Thanks Christian.

I guess I missed the additive nature of WAIT_FOR_SUBMIT.


It feels like WAIT_AVAILABLE almost deserves its own commit as it 
affects both timelines & binary syncobjs.


-Lionel

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