diff options
| author | Philip Cox <Philip.Cox@amd.com> | 2020-06-29 16:49:59 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-09-18 04:22:16 +0300 |
| commit | 8a491bb31ba40246ae15cbb3c044d72fb9e0d13e (patch) | |
| tree | 5d3f45c49c813ee2bf630b361b7fbd1ef87f5762 /drivers/gpu/drm/amd/amdkfd | |
| parent | 35d1a405cada8b61dd866e7815a226486b8d55b2 (diff) | |
| download | linux-8a491bb31ba40246ae15cbb3c044d72fb9e0d13e.tar.xz | |
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>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_process.c | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c index 20ef048d6a03..cafbc3aa980a 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c @@ -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); diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c index a0e12a79ab7d..1e15aa7d8ae8 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c @@ -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); |