forked from Minki/linux
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: Philip Cox <Philip.Cox@amd.com> Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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@ -1966,6 +1966,7 @@ int kfd_process_vm_fault(struct device_queue_manager *dqm,
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if (!p)
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return -EINVAL;
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WARN(debug_evictions, "Evicting pid %d", p->lead_thread->pid);
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pdd = kfd_get_process_device_data(dqm->dev, p);
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if (pdd)
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ret = dqm->ops.evict_process_queues(dqm, &pdd->qpd);
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@ -1488,6 +1488,7 @@ void kfd_suspend_all_processes(void)
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unsigned int temp;
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int idx = srcu_read_lock(&kfd_processes_srcu);
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WARN(debug_evictions, "Evicting all processes");
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hash_for_each_rcu(kfd_processes_table, temp, p, kfd_processes) {
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cancel_delayed_work_sync(&p->eviction_work);
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cancel_delayed_work_sync(&p->restore_work);
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