[PATCH 0/4] numa, iommu/smmu: IOMMU/SMMU driver optimization for NUMA systems

Will Deacon will.deacon at arm.com
Wed Oct 18 06:28:00 PDT 2017


Hi Ganapat,

On Thu, Sep 21, 2017 at 02:29:18PM +0530, Ganapatrao Kulkarni wrote:
> Adding numa aware memory allocations used for iommu dma allocation and
> memory allocated for SMMU stream tables, page walk tables and command queues.
> 
> With this patch, iperf testing on ThunderX2, with 40G NIC card on
> NODE 1 PCI shown same performance(around 30% improvement) as NODE 0.

Are you planning to repost this series? The idea looks good, but it needs
some rework before it can be merged.

Thanks,

Will



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