[Intel-gfx] [PATCH 07/14] dma-buf: Proxy fence, an unsignaled fence placeholder

2020-05-05 Thread Chris Wilson
Often we need to create a fence for a future event that has not yet been associated with a fence. We can store a proxy fence, a placeholder, in the timeline and replace it later when the real fence is known. Any listeners that attach to the proxy fence will automatically be signaled when the real f

[Intel-gfx] [PATCH 07/14] dma-buf: Proxy fence, an unsignaled fence placeholder

2020-05-03 Thread Chris Wilson
Often we need to create a fence for a future event that has not yet been associated with a fence. We can store a proxy fence, a placeholder, in the timeline and replace it later when the real fence is known. Any listeners that attach to the proxy fence will automatically be signaled when the real f