CONFIG_ARCH_HAS_DMA_COHERENT_TO_PFN 121 kernel/dma/mapping.c if (!IS_ENABLED(CONFIG_ARCH_HAS_DMA_COHERENT_TO_PFN)) CONFIG_ARCH_HAS_DMA_COHERENT_TO_PFN 209 kernel/dma/mapping.c if (!IS_ENABLED(CONFIG_ARCH_HAS_DMA_COHERENT_TO_PFN)) CONFIG_ARCH_HAS_DMA_COHERENT_TO_PFN 241 kernel/dma/mapping.c IS_ENABLED(CONFIG_ARCH_HAS_DMA_COHERENT_TO_PFN));