Re: [Intel-gfx] [PATCH 10/33] drm/i915: Remove GPU reset dependence on struct_mutex

2019-01-25 Thread Mika Kuoppala
Chris Wilson writes: > Now that the submission backends are controlled via their own spinlocks, > with a wave of a magic wand we can lift the struct_mutex requirement > around GPU reset. That is we allow the submission frontend (userspace) > to keep on submitting while we process the GPU reset as

[Intel-gfx] [PATCH 10/33] drm/i915: Remove GPU reset dependence on struct_mutex

2019-01-24 Thread Chris Wilson
Now that the submission backends are controlled via their own spinlocks, with a wave of a magic wand we can lift the struct_mutex requirement around GPU reset. That is we allow the submission frontend (userspace) to keep on submitting while we process the GPU reset as we can suspend the backend ind