On Wed, Feb 06, 2019 at 05:48:58PM +0000, Build bot for Mark Brown wrote: Today's -next fails to build an arm64 defconfig and allmodconfig due to: > ERROR: "dma_direct_free" [drivers/gpu/host1x/host1x.ko] undefined! > ERROR: "dma_direct_alloc" [drivers/gpu/host1x/host1x.ko] undefined! due to 7a0658caa44d01 (gpu: host1x: Use direct DMA with IOMMU API usage) which adds usage of those non-exported functions. Either the functions need exporting, the driver needs to be built in or those functions can't be used.
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