Re: [PATCH] drm/i915: Warn there are any unfreed contexts when we shutdown

[Joonas Lahtinen <joonas.lahtinen@linux.intel.com>]

On pe, 2016-04-22 at 14:03 +0100, Chris Wilson wrote:
> When tearing down the device, emit a warning if there are any contexts
> remaining, as they all should be freed by this point.
> 
> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
> Cc: Mika Kuoppala <mika.kuoppala@intel.com>
> Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

> ---
>  drivers/gpu/drm/i915/i915_gem_context.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c
> index e5acc3916f75..82339b45cc9b 100644
> --- a/drivers/gpu/drm/i915/i915_gem_context.c
> +++ b/drivers/gpu/drm/i915/i915_gem_context.c
> @@ -437,6 +437,8 @@ void i915_gem_context_fini(struct drm_device *dev)
>  
>  	i915_gem_context_unreference(dctx);
>  	dev_priv->kernel_context = NULL;
> +
> +	WARN_ON(!list_empty(&dev_priv->context_list));
>  }
>  
>  int i915_gem_context_enable(struct drm_i915_gem_request *req)
-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation
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