drm/amdgpu: Add more page fault info printing for GFX10 (5d36d4c9) · Commits · 戴 / test

drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c

+28 −5

Original line number	Diff line number	Diff line
		@@ -141,17 +141,40 @@ static int gmc_v10_0_process_interrupt(struct amdgpu_device *adev,
		}

		if (printk_ratelimit()) {
		struct amdgpu_task_info task_info;

		memset(&task_info, 0, sizeof(struct amdgpu_task_info));
		amdgpu_vm_get_task_info(adev, entry->pasid, &task_info);

		dev_err(adev->dev,
		"[%s] VMC page fault (src_id:%u ring:%u vmid:%u pasid:%u)\n",
		"[%s] page fault (src_id:%u ring:%u vmid:%u pasid:%u, "
		"for process %s pid %d thread %s pid %d)\n",
		entry->vmid_src ? "mmhub" : "gfxhub",
		entry->src_id, entry->ring_id, entry->vmid,
		entry->pasid);
		dev_err(adev->dev, " at page 0x%016llx from %d\n",
		entry->pasid, task_info.process_name, task_info.tgid,
		task_info.task_name, task_info.pid);
		dev_err(adev->dev, " in page starting at address 0x%016llx from client %d\n",
		addr, entry->client_id);
		if (!amdgpu_sriov_vf(adev))
		if (!amdgpu_sriov_vf(adev)) {
		dev_err(adev->dev,
		"VM_L2_PROTECTION_FAULT_STATUS:0x%08X\n",
		"GCVM_L2_PROTECTION_FAULT_STATUS:0x%08X\n",
		status);
		dev_err(adev->dev, "\t MORE_FAULTS: 0x%lx\n",
		REG_GET_FIELD(status,
		GCVM_L2_PROTECTION_FAULT_STATUS, MORE_FAULTS));
		dev_err(adev->dev, "\t WALKER_ERROR: 0x%lx\n",
		REG_GET_FIELD(status,
		GCVM_L2_PROTECTION_FAULT_STATUS, WALKER_ERROR));
		dev_err(adev->dev, "\t PERMISSION_FAULTS: 0x%lx\n",
		REG_GET_FIELD(status,
		GCVM_L2_PROTECTION_FAULT_STATUS, PERMISSION_FAULTS));
		dev_err(adev->dev, "\t MAPPING_ERROR: 0x%lx\n",
		REG_GET_FIELD(status,
		GCVM_L2_PROTECTION_FAULT_STATUS, MAPPING_ERROR));
		dev_err(adev->dev, "\t RW: 0x%lx\n",
		REG_GET_FIELD(status,
		GCVM_L2_PROTECTION_FAULT_STATUS, RW));
		}
		}

		return 0;

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