Re: [Intel-gfx] [PATCH 02/28] drm/i915/selftests: Remove accidental serialization between gpu_fill

2019-08-27 Thread Matthew Auld
On Mon, 26 Aug 2019 at 08:24, Chris Wilson wrote: > > Upon object creation for live_gem_contexts, we fill the object with > known scratch and flush it out of the CPU cache. Before performing the > GPU fill, we don't need to flush it again and so avoid serialising with > previous fills. > > However

[Intel-gfx] [PATCH 02/28] drm/i915/selftests: Remove accidental serialization between gpu_fill

2019-08-26 Thread Chris Wilson
Upon object creation for live_gem_contexts, we fill the object with known scratch and flush it out of the CPU cache. Before performing the GPU fill, we don't need to flush it again and so avoid serialising with previous fills. However, we do need some throttling on the internal interfaces if we do