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drm/amdkfd: Add some eveiction debugging code

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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>
This commit is contained in:
Philip Cox
2020-06-29 09:49:59 -04:00
committed by Alex Deucher
parent 35d1a405ca
commit 8a491bb31b
2 changed files with 2 additions and 0 deletions
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drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
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@@ -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);