nux-foundation.org;
> Linuxarm
> Subject: Re: [PATCH] iommu/arm-smmu-v3: allocate the memory of queues in
> local numa node
>
> On Mon, Jun 01, 2020 at 11:31:41PM +1200, Barry Song wrote:
> > dmam_alloc_coherent() will usually allocate memory from the default CMA.
> For
> > a c
On Mon, Jun 01, 2020 at 11:31:41PM +1200, Barry Song wrote:
> dmam_alloc_coherent() will usually allocate memory from the default CMA. For
> a common arm64 defconfig without reserved memory in device tree, there is only
> one CMA close to address 0.
> dma_alloc_contiguous() will allocate memory wit
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dmam_alloc_coherent() will usually allocate memory from the default CMA. For
a common arm64 defconfig without reserved memory in device tree, there is only
one CMA close to address 0.
dma_alloc_contiguous() will allocate memory without any idea of NUMA and smmu
has no customized per-numa cma_area.
