otherwise page fault hit in the work if driver
finished too quick
Change-Id: I4fd47ccd836441b1b3f426dec5d364d9df02e23d
Signed-off-by: Monk Liu <monk....@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 75d1733..3251f81 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2089,7 +2089,9 @@ void amdgpu_device_fini(struct amdgpu_device *adev)
adev->firmware.gpu_info_fw = NULL;
}
adev->accel_working = false;
- cancel_delayed_work_sync(&adev->late_init_work);
+
+ while (cancel_delayed_work_sync(&adev->late_init_work))
+ msleep(1);
/* free i2c buses */
if (!amdgpu_device_has_dc_support(adev))
amdgpu_i2c_fini(adev);
--
2.7.4
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