Re: [PATCH v5 10/12] ARM64: declare __phys_to_dma on ARCH_HAS_PHYS_TO_DMA

From: Christoph Hellwig
Date: Wed Sep 19 2018 - 10:37:00 EST


This is useless on its own. Please merge it into whatever patch
selects ARCH_HAS_PHYS_TO_DMA and actually implements the functions.