Age | Commit message (Collapse) | Author | |
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2009-09-01 | Add gem_fence_thrash test | Chris Wilson | |
This is a test case that overcommits fence registers between threads, which are copying from one fenced bo to another. In earlier versions of the driver this would cause excessive spinning as the first inactive (i.e. not in use by the GPU) would be used to service the next page. After all the fence registers had been allocated, in effect only the very first fence would then be used for all subsequent faults. |