On Mon, 2013-07-29 at 19:22 -0600, Shuah Khan wrote:
> Add tracing feature to iommu to report various iommu events. Classes
> iommu_group, iommu_device, iommu_map_unmap, and iommu_amd_event are defined.
Hi again Shuah
> diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
[]
> @@ -2159,6 +2160,15 @@ static int iommu_prepare_identity_map(struct pci_dev
> *pdev,
> printk(KERN_INFO
> "IOMMU: Setting identity map for device %s [0x%Lx - 0x%Lx]\n",
> pci_name(pdev), start, end);
> +
> + {
> + trace_amd_event("Event", 0x1, pdev->devfn, 0, start, 2);
> + trace_remove_device_from_group(0, &pdev->dev);
> + trace_attach_device_to_domain(&pdev->dev);
> + trace_detach_device_from_domain(&pdev->dev);
> + trace_map(start, end, 1024);
> + trace_unmap(start, end, 1024);
> + }
Aren't these parentheses superfluous and
so the indent too deep too?
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