Messages in this thread Patch in this message | | | From | Ganapatrao Kulkarni <> | Subject | [PATCH 2/4] numa, iommu/io-pgtable-arm: Use NUMA aware memory allocation for smmu translation tables | Date | Thu, 21 Sep 2017 14:29:20 +0530 |
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function __arm_lpae_alloc_pages is used to allcoated memory for smmu translation tables. updating function to allocate memory/pages from the proximity domain of SMMU device.
Signed-off-by: Ganapatrao Kulkarni <ganapatrao.kulkarni@cavium.com> --- drivers/iommu/io-pgtable-arm.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/iommu/io-pgtable-arm.c b/drivers/iommu/io-pgtable-arm.c index e8018a3..f6d01f6 100644 --- a/drivers/iommu/io-pgtable-arm.c +++ b/drivers/iommu/io-pgtable-arm.c @@ -215,8 +215,10 @@ static void *__arm_lpae_alloc_pages(size_t size, gfp_t gfp, { struct device *dev = cfg->iommu_dev; dma_addr_t dma; - void *pages = alloc_pages_exact(size, gfp | __GFP_ZERO); + void *pages; + pages = alloc_pages_exact_nid(dev_to_node(dev), size, + gfp | __GFP_ZERO); if (!pages) return NULL; -- 2.9.4
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