drm/amdkfd: add debug prints for process teardown

Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
index a369c149d1727e78cb67413578e6fe7ddd11d614..945d6226dc51d5b9b55e6af19229a5a9e872f802 100644 (file)
--- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
@@ -162,10 +162,16 @@ static void kfd_process_wq_release(struct work_struct *work)
 
        p = my_work->p;
 
+       pr_debug("Releasing process (pasid %d) in workqueue\n",
+                       p->pasid);
+
        mutex_lock(&p->mutex);
 
        list_for_each_entry_safe(pdd, temp, &p->per_device_data,
                                                        per_device_list) {
+               pr_debug("Releasing pdd (topology id %d) for process (pasid %d) in workqueue\n",
+                               pdd->dev->id, p->pasid);
+
                amd_iommu_unbind_pasid(pdd->dev->pdev, p->pasid);
                list_del(&pdd->per_device_list);