[Intel-gfx] [PATCH] drm/i915: Mark the GPU as wedged without error on fault injection

[Michał Winiarski]

On Thu, Jun 07, 2018 at 02:45:58PM +0100, Chris Wilson wrote:
> If we have been instructed (by CI) to inject a fault to load the module
> with a wedged GPU, do so quietly less we upset CI.
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Michał Winiarski <michal.winiarski at intel.com>
> Cc: Michal Wajdeczko <michal.wajdeczko at intel.com>

Reviewed-by: Michał Winiarski <michal.winiarski at intel.com>

-Michał

> ---
>  drivers/gpu/drm/i915/i915_gem.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
> index fd882eb389d2..4187e0688e50 100644
> --- a/drivers/gpu/drm/i915/i915_gem.c
> +++ b/drivers/gpu/drm/i915/i915_gem.c
> @@ -5491,6 +5491,8 @@ int i915_gem_init(struct drm_i915_private *dev_priv)
>  	}
>  
>  	if (i915_inject_load_failure()) {
> +		DRM_DEBUG_DRIVER("Marking the driver as wedged\n");
> +		i915_gem_set_wedged(dev_priv);  /* Fail silently! */
>  		ret = -EIO;
>  		goto err_init_hw;
>  	}
> -- 
> 2.17.1
>