[Intel-gfx] [PATCH] drm/i915: Wait for active retire before i915_active_fini()

[Nirmoy Das]

i915_active_fini() finalizes the debug object, which can occur before
the active retires and deactivates the debug object. Wait for one
final time before calling i915_active_fini();

References: https://gitlab.freedesktop.org/drm/intel/-/issues/8311
Signed-off-by: Nirmoy Das <nirmoy.das at intel.com>
---
 drivers/gpu/drm/i915/i915_vma.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c
index 20a44788999e..bad698bece27 100644
--- a/drivers/gpu/drm/i915/i915_vma.c
+++ b/drivers/gpu/drm/i915/i915_vma.c
@@ -1710,6 +1710,8 @@ static void release_references(struct i915_vma *vma, struct intel_gt *gt,
 	if (vm_ddestroy)
 		i915_vm_resv_put(vma->vm);
 
+	/* Wait for async active retire */
+	i915_active_wait(&vma->active);
 	i915_active_fini(&vma->active);
 	GEM_WARN_ON(vma->resource);
 	i915_vma_free(vma);
-- 
2.39.0