Re: [RFC] [VTD][patch 0/3] vt-d support for pci passthrough

[Avi Kivity <avi@qumranet.com>]

Kay, Allen M wrote:
> Following three patches contains vt-d support for pci passthrough.  It
> contains diff's base on Amit's 4/22 passthrough tree.
>
> The hardware environment used for this work is an Intel Weybridge system
> (Q35).  The passthrough device is an E1000 NIC. I'm still using irqhook
> mechanism for interrupt injection as I had problem with irqchip
> machanism.  Following is the command line I used  to start the guest.
>
> /usr/local/bin/qemu-system-x86_64 -boot c -hda /etc/xen/fc5_32.img -m
> 256 -net none -pcidevice e1000/01:00.0-16 -no-kvm-irqchip
>
> Remaining tasks include:
>
> 1) Generated vtd.o with kvm-intel.ko instead of kvm.ko.
> 2) Make iommu hooks in generic code to be non-Intel specific
>   

Eventually we will want to make it even non-x86 specific; ia64 will 
probably be able to share, and maybe ppc someday.

That needn't be done at once, though.

Your mail client mangles the patches, please attach or use git send-email.

-- 
Do not meddle in the internals of kernels, for they are subtle and quick to panic.


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