Chris Wilson writes:
> Keep hold of the local wakeref used in error handling, to cancel
> the tracking upon release so that leaks can be identified.
>
> Signed-off-by: Chris Wilson
> Cc: Jani Nikula
Reviewed-by: Mika Kuoppala
> ---
> drivers/gpu/drm/i915/i915_irq.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
> index 72b799c5e8f6..3272bd02c3cf 100644
> --- a/drivers/gpu/drm/i915/i915_irq.c
> +++ b/drivers/gpu/drm/i915/i915_irq.c
> @@ -3292,6 +3292,7 @@ void i915_handle_error(struct drm_i915_private
> *dev_priv,
> const char *fmt, ...)
> {
> struct intel_engine_cs *engine;
> + intel_wakeref_t wakeref;
> unsigned int tmp;
> char error_msg[80];
> char *msg = NULL;
> @@ -3313,7 +3314,7 @@ void i915_handle_error(struct drm_i915_private
> *dev_priv,
>* isn't the case at least when we get here by doing a
>* simulated reset via debugfs, so get an RPM reference.
>*/
> - intel_runtime_pm_get(dev_priv);
> + wakeref = intel_runtime_pm_get(dev_priv);
>
> engine_mask &= INTEL_INFO(dev_priv)->ring_mask;
>
> @@ -3375,7 +3376,7 @@ void i915_handle_error(struct drm_i915_private
> *dev_priv,
> wake_up_all(_priv->gpu_error.reset_queue);
>
> out:
> - intel_runtime_pm_put_unchecked(dev_priv);
> + intel_runtime_pm_put(dev_priv, wakeref);
> }
>
> /* Called from drm generic code, passed 'crtc' which
> --
> 2.20.1
>
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