[dpdk-dev] [PATCH v6] vfio: Support for no-IOMMU mode
anatoly.burakov at intel.com
Thu Jan 28 15:16:50 CET 2016
> 2016-01-28 11:57, Anatoly Burakov:
> > +#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 5, 0)
> Why not #ifndef VFIO_NOIOMMU_IOMMU?
> It would avoid some backport issue.
I don't see how it could. Versions post-4.5 will have VFIO_NOIOMMU_IOMMU, so no issue there. Pre-4.5 versions, whether they do or do not have VFIO_NOIOMMU_IOMMU defined, will have RTE_VFIO_NOIOMMU defined as 8 regardless.
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