[Bug 98670] [BAT] WARN_ON(dev_priv->gt.awake) during drv_module_reload_basic

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=98670

--- Comment #4 from Chris Wilson <chris at chris-wilson.co.uk> ---
Looks more likely that we are hitting one of the skip idle() checks, maybe

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 9cc50247ad44..fa9b1b68f501 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -4314,7 +4314,8 @@ int i915_gem_suspend(struct drm_i915_private *dev_priv)
        cancel_delayed_work_sync(&dev_priv->gpu_error.hangcheck_work);
        cancel_delayed_work_sync(&dev_priv->gt.retire_work);
        flush_delayed_work(&dev_priv->gt.idle_work);
-       flush_work(&dev_priv->mm.free_work);
+       while (flush_work(&dev_priv->mm.free_work))
+               ;

        /* Assert that we sucessfully flushed all the work and
         * reset the GPU back to its idle, low power state.

to really drain the work.

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