[why] lru_list not empty warning in sw fini during repeated device bind unbind. There should be a amdgpu_fence_wait_empty() before the flush_delayed_work() call as sugested.
[how] Do flush_delayed_work for ttm bo delayed delete wq after fence_driver_hw_fini. Signed-off-by: Yiqing Yao <[email protected]> --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 14c5ccf81e80..92e5ed3ed345 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -4003,10 +4003,6 @@ void amdgpu_device_fini_hw(struct amdgpu_device *adev) { dev_info(adev->dev, "amdgpu: finishing device.\n"); flush_delayed_work(&adev->delayed_init_work); - if (adev->mman.initialized) { - flush_delayed_work(&adev->mman.bdev.wq); - ttm_bo_lock_delayed_workqueue(&adev->mman.bdev); - } adev->shutdown = true; /* make sure IB test finished before entering exclusive mode @@ -4029,6 +4025,11 @@ void amdgpu_device_fini_hw(struct amdgpu_device *adev) } amdgpu_fence_driver_hw_fini(adev); + if (adev->mman.initialized) { + flush_delayed_work(&adev->mman.bdev.wq); + ttm_bo_lock_delayed_workqueue(&adev->mman.bdev); + } + if (adev->pm_sysfs_en) amdgpu_pm_sysfs_fini(adev); if (adev->ucode_sysfs_en) -- 2.25.1
