Re: [PATCH 03/10] iommu/core: Add bus_type parameter toiommu_domain_alloc

From: Roedel, Joerg
Date: Mon Sep 12 2011 - 08:38:22 EST


On Mon, Sep 12, 2011 at 07:50:35AM -0400, Sethi Varun-B16395 wrote:
> > - kvm->arch.iommu_domain = iommu_domain_alloc();
> > + kvm->arch.iommu_domain = iommu_domain_alloc(&pci_bus_type);
>
> Although it might require changes starting all the way from the qemu interface, but
> it would certainly be nice if this could be made more extendable/generic in terms
> of the bus_type usage. This interface would be used by us (Freescale )for direct
> assignment of SOC devices sitting on the platform bus.

Yeah, you are right on this one. Alex is working on a better and more
generic solution for kvm device passthrough (vfio). This patch only
changes the existing code which is pci-only, though.

Joerg

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