Messages in this thread | | | Subject | Re: [PATCH 0/4] numa, iommu/smmu: IOMMU/SMMU driver optimization for NUMA systems | From | John Garry <> | Date | Wed, 22 Aug 2018 14:44:33 +0100 |
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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
> -- > 2.9.4 > > _______________________________________________ > iommu mailing list > iommu@lists.linux-foundation.org > https://lists.linuxfoundation.org/mailman/listinfo/iommu > > . >
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