[dpdk-dev] [PATCH v10 3/9] linuxapp/eal_pci: get iommu class

santosh santosh.shukla at caviumnetworks.com
Wed Oct 11 10:51:56 CEST 2017


On Wednesday 11 October 2017 02:01 PM, Tan, Jianfeng wrote:
>>> Then how about we enable this, iova=va, if only all PCI devices are binded
>> to vfio-pci (iommu mode)?
>>
>> Right, same I proposed (I guess) in v2 such that iova bus autodetecting in
>> case see all device bound
>> to vfio-pci then autoselect iova=va, in v3 series (I guess) discussion: it was
>> concluded that
>> better to send hint from driver. Refer work history, though iova bus still does
>> said
>> auto-detection.
> Sorry I missed that. I tend to think that almost all PMDs for physical devices shall add this flag then.

IMO +1, But decision is upto PMD owner.

Thanks.




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