Commits
Merge tag 'dma-mapping-4.20-2' of git://git.infradead.org/users/hch/dma-mapping Pull dma-mapping fix from Christoph Hellwig: "Avoid compile warnings on non-default arm64 configs" * tag 'dma-mapping-4.20-2' of git://git.infradead.org/users/hch/dma-mapping: arm64: fix warnings without CONFIG_IOMMU_DMA