drm/amdgpu: print process info when job timeout

When a job is timeout, try to print the related process information
for debugging

Signed-off-by: Trigger Huang <Trigger.Huang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
index e0af44fd6a0c..0a17fb1af204 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
@@ -32,6 +32,9 @@ static void amdgpu_job_timedout(struct drm_sched_job *s_job)
 {
         struct amdgpu_ring *ring = to_amdgpu_ring(s_job->sched);
         struct amdgpu_job *job = to_amdgpu_job(s_job);
+        struct amdgpu_task_info ti;
+
+        memset(&ti, 0, sizeof(struct amdgpu_task_info));
 
         if (amdgpu_ring_soft_recovery(ring, job->vmid, s_job->s_fence->parent)) {
                 DRM_ERROR("ring %s timeout, but soft recovered\n",
@@ -39,9 +42,12 @@ static void amdgpu_job_timedout(struct drm_sched_job *s_job)
                 return;
         }
 
+        amdgpu_vm_get_task_info(ring->adev, job->pasid, &ti);
         DRM_ERROR("ring %s timeout, signaled seq=%u, emitted seq=%u\n",
                   job->base.sched->name, atomic_read(&ring->fence_drv.last_seq),
                   ring->fence_drv.sync_seq);
+        DRM_ERROR("Process information: process %s pid %d thread %s pid %d\n",
+                  ti.process_name, ti.tgid, ti.task_name, ti.pid);
 
         if (amdgpu_device_should_recover_gpu(ring->adev))
                 amdgpu_device_gpu_recover(ring->adev, job);