From: Christian König <christian.koenig@amd.com>
Date: Thu, 30 Sep 2021 09:59:14 +0000 (+0200)
Subject: drm/amdgpu: print warning and taint kernel if lockup timeout is disabled
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=127aedf979579c3a638de37cc0288139f879585a;p=linux.git

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

Make sure that we notice this in error reports.

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

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 0207b25c2e6eb..b5f72724d4492 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3324,6 +3324,8 @@ 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);
 			}