drm/amdgpu: block ttm first before parking scheduler (a3c47d6b) · Commits · 戴 / test

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

+3 −2

Original line number	Diff line number	Diff line
		@@ -1936,6 +1936,9 @@ int amdgpu_gpu_reset(struct amdgpu_device *adev)

		atomic_inc(&adev->gpu_reset_counter);

		/* block TTM */
		resched = ttm_bo_lock_delayed_workqueue(&adev->mman.bdev);

		/* block scheduler */
		for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
		struct amdgpu_ring *ring = adev->rings[i];
		@@ -1945,8 +1948,6 @@ int amdgpu_gpu_reset(struct amdgpu_device *adev)
		kthread_park(ring->sched.thread);
		}

		/* block TTM */
		resched = ttm_bo_lock_delayed_workqueue(&adev->mman.bdev);

		/* save scratch */
		amdgpu_atombios_scratch_regs_save(adev);