[Intel-gfx] [PATCH] drm/i915: Reboot CI if forcewake fails
Chris Wilson
chris at chris-wilson.co.uk
Wed May 8 13:03:52 UTC 2019
Quoting Mika Kuoppala (2019-05-08 13:18:06)
> Chris Wilson <chris at chris-wilson.co.uk> 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 but due to
> > the HW being dead and not the actual test!) so reboot the machine (CI
> > checks for a kernel taint in between each test and reboots if the
> > machine is tainted).
> >
> > Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> > Cc: Mika Kuoppala <mika.kuoppala at linux.intel.com>
> > Cc: Tvrtko Ursulin <tvrtko.ursulin at linux.intel.com>
[snip]
> Reviewed-by: Mika Kuoppala <mika.kuoppala at linux.intel.com>
And pushed, thanks for the review.
-Chris
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