[Intel-gfx] [PATCH] drm/i915: Reboot CI if we get wedged during driver init

[Chris Wilson]

Quoting Michał Winiarski (2020-07-01 16:07:21)
> From: Michał Winiarski <michal.winiarski at intel.com>
> 
> Getting wedged device on driver init is pretty much unrecoverable.
> Since we're running verious scenarios that may potentially hit this in
> CI (module reload / selftests / hotunplug), and if it happens, it means
> that we can't trust any subsequent CI results, we should just apply the
> taint to let the CI know that it should reboot (CI checks taint between
> test runs).

Ok, we treat WEDGED_ON_INIT as non-recoverable [as opposed to the less
wedged WEDGED].
 
> Signed-off-by: Michał Winiarski <michal.winiarski at intel.com>
> Cc: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Petri Latvala <petri.latvala at intel.com>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris