But how to handle the semaphore wait in the vkQueuePresentkHR?

Thanks. 
Best Regards,
David

-----Original Message-----
From: Dave Airlie [mailto:airl...@gmail.com] 
Sent: Wednesday, April 12, 2017 10:44 AM
To: Mao, David <david....@amd.com>
Cc: amd-...@lists.freedesktop.org; dri-devel@lists.freedesktop.org
Subject: Re: [PATCH 8/8] amdgpu: use sync file for shared semaphores (v2.1)

On 12 April 2017 at 12:36, Mao, David <david....@amd.com> wrote:
> Does it means we have to submit command to trigger the semaphore wait/signal?

Yes, but I think that should be fine, we need to submit a job to the scheduler 
to get the waits to happen or to have a fence to fill into the signals.

Dave.
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