[PATCH] drm/amdgpu: print warning and taint kernel if lockup timeout is disabled

[Christian König]

Make sure that we notice this in error reports.

Signed-off-by: Christian König <christian.koe...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 4d34b2da8582..8ee5bbc19f62 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3346,6 +3346,8 @@ static int amdgpu_device_get_job_timeout_settings(struct 
amdgpu_device *adev)
                                continue;
                        } else if (timeout < 0) {
                                timeout = MAX_SCHEDULE_TIMEOUT;
+                               dev_warn(adev->dev, "lockup timeout disabled");
+                               add_taint(TAINT_SOFTLOCKUP, LOCKDEP_STILL_OK);
                        } else {
                                timeout = msecs_to_jiffies(timeout);
                        }
-- 
2.25.1