Re: [Intel-gfx] [RFC PATCH] drm/i915/debugfs: Only wedge if we have reset available

2019-10-02 Thread Chris Wilson
Quoting Tvrtko Ursulin (2019-10-02 16:45:18) > > On 02/10/2019 13:48, Janusz Krzysztofik wrote: > > If we process DROP_RESET_ACTIVE and cancel all outstanding requests by > > forcing a GPU reset on a hardware with reset capabilities disabled or > > not supported, we certainly end up with a

Re: [Intel-gfx] [RFC PATCH] drm/i915/debugfs: Only wedge if we have reset available

2019-10-02 Thread Tvrtko Ursulin
On 02/10/2019 13:48, Janusz Krzysztofik wrote: If we process DROP_RESET_ACTIVE and cancel all outstanding requests by forcing a GPU reset on a hardware with reset capabilities disabled or not supported, we certainly end up with a terminally wedged GPU, impossible to recover. That's probably

[Intel-gfx] [RFC PATCH] drm/i915/debugfs: Only wedge if we have reset available

2019-10-02 Thread Janusz Krzysztofik
If we process DROP_RESET_ACTIVE and cancel all outstanding requests by forcing a GPU reset on a hardware with reset capabilities disabled or not supported, we certainly end up with a terminally wedged GPU, impossible to recover. That's probably not what we want. Before setting the GPU wedged,