Re: [Intel-gfx] [PATCH] drm/i915: Reboot CI if forcewake fails

2019-05-08 Thread Chris Wilson
Quoting Mika Kuoppala (2019-05-08 13:18:06) > Chris Wilson writes: > > > If the HW fail to ack a change in forcewake status, the machine is as > > good as dead -- it may recover, but in reality it missed the mmio > > updates and is now in a very inconsistent state. If it happens, we can't > >

Re: [Intel-gfx] [PATCH] drm/i915: Reboot CI if forcewake fails

2019-05-08 Thread Chris Wilson
Quoting Mika Kuoppala (2019-05-08 13:18:06) > Chris Wilson writes: > > > If the HW fail to ack a change in forcewake status, the machine is as > > good as dead -- it may recover, but in reality it missed the mmio > > updates and is now in a very inconsistent state. If it happens, we can't > >

Re: [Intel-gfx] [PATCH] drm/i915: Reboot CI if forcewake fails

2019-05-08 Thread Mika Kuoppala
Chris Wilson writes: > If the HW fail to ack a change in forcewake status, the machine is as > good as dead -- it may recover, but in reality it missed the mmio > updates and is now in a very inconsistent state. If it happens, we can't > trust the CI results (or at least the fails may be genuine

[Intel-gfx] [PATCH] drm/i915: Reboot CI if forcewake fails

2019-05-08 Thread Chris Wilson
If the HW fail to ack a change in forcewake status, the machine is as good as dead -- it may recover, but in reality it missed the mmio updates and is now in a very inconsistent state. If it happens, we can't trust the CI results (or at least the fails may be genuine but due to the HW being dead