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    SubjectRe: [PATCH 0/4] numa, iommu/smmu: IOMMU/SMMU driver optimization for NUMA systems
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    On 21/09/2017 09:59, 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.
    >
    > Ganapatrao Kulkarni (4):
    > mm: move function alloc_pages_exact_nid out of __meminit
    > numa, iommu/io-pgtable-arm: Use NUMA aware memory allocation for smmu
    > translation tables
    > iommu/arm-smmu-v3: Use NUMA memory allocations for stream tables and
    > comamnd queues
    > iommu/dma, numa: Use NUMA aware memory allocations in
    > __iommu_dma_alloc_pages
    >
    > drivers/iommu/arm-smmu-v3.c | 57 +++++++++++++++++++++++++++++++++++++-----
    > drivers/iommu/dma-iommu.c | 17 +++++++------
    > drivers/iommu/io-pgtable-arm.c | 4 ++-
    > include/linux/gfp.h | 2 +-
    > mm/page_alloc.c | 3 ++-
    > 5 files changed, 67 insertions(+), 16 deletions(-)
    >

    Hi Ganapatrao,

    Have you any plans for further work on this patchset? I have not seen
    anything since this v1 was posted+discussed.

    Thanks,
    John

    > --
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    >


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