Re: [Xen-devel] [PATCH v3 1/4] iommu / x86: move call to scan_pci_devices() out of vendor code

["Tian, Kevin" <kevin.tian@xxxxxxxxx>]

> From: Paul Durrant [mailto:paul.durrant@xxxxxxxxxx]
> Sent: Tuesday, July 16, 2019 6:17 PM
> 
> It's not vendor specific so it doesn't really belong there.
> 
> Scanning the PCI topology also really doesn't have much to do with IOMMU
> initialization. It doesn't depend on there even being an IOMMU. This patch
> moves to the call to the beginning of iommu_hardware_setup() but only
> places it there because the topology information would be otherwise unused.
> 
> Subsequent patches will actually make use of the PCI topology during
> (x86) IOMMU initialization.
> 
> Signed-off-by: Paul Durrant <paul.durrant@xxxxxxxxxx>
> Reviewed-by: "Roger Pau Monné" <roger.pau@xxxxxxxxxx>

Reviewed-by: Kevin Tian <kevin.tian@xxxxxxxxx>
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