otherwise page fault hit in the work if driver finished too quick Change-Id: I4fd47ccd836441b1b3f426dec5d364d9df02e23d Signed-off-by: Monk Liu <Monk.Liu at 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
