Commit 8a491bb3 authored by Philip Cox's avatar Philip Cox Committed by Alex Deucher
Browse files

drm/amdkfd: Add some eveiction debugging code 



Extending the module parameter debug_evictions to also print a stack
trace when the eviction code path is called.

Signed-off-by: default avatarPhilip Cox <Philip.Cox@amd.com>
Reviewed-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 35d1a405

drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c

+1 −0
Original line number Diff line number Diff line
@@ -1966,6 +1966,7 @@ int kfd_process_vm_fault(struct device_queue_manager *dqm, 


	if (!p)

		return -EINVAL;

	WARN(debug_evictions, "Evicting pid %d", p->lead_thread->pid);

	pdd = kfd_get_process_device_data(dqm->dev, p);

	if (pdd)

		ret = dqm->ops.evict_process_queues(dqm, &pdd->qpd);

drivers/gpu/drm/amd/amdkfd/kfd_process.c

+1 −0
Original line number Diff line number Diff line
@@ -1488,6 +1488,7 @@ void kfd_suspend_all_processes(void) 
	unsigned int temp;

	int idx = srcu_read_lock(&kfd_processes_srcu);



	WARN(debug_evictions, "Evicting all processes");

	hash_for_each_rcu(kfd_processes_table, temp, p, kfd_processes) {

		cancel_delayed_work_sync(&p->eviction_work);

		cancel_delayed_work_sync(&p->restore_work);

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