Re: [PATCH v2 1/2] iommu/dma: Stop getting dma_32bit_pfn wrong

2017-01-30 Thread Joerg Roedel
On Mon, Jan 16, 2017 at 01:24:54PM +, Robin Murphy wrote: > iommu_dma_init_domain() was originally written under the misconception > that dma_32bit_pfn represented some sort of size limit for IOVA domains. > Since the truth is almost the exact opposite of that, rework the logic > and comments

Re: [PATCH v2 1/2] iommu/dma: Stop getting dma_32bit_pfn wrong

2017-01-23 Thread Will Deacon
On Mon, Jan 16, 2017 at 01:24:54PM +, Robin Murphy wrote: > iommu_dma_init_domain() was originally written under the misconception > that dma_32bit_pfn represented some sort of size limit for IOVA domains. > Since the truth is almost the exact opposite of that, rework the logic > and comments