__memcpy_fromio 154 arch/arm64/include/asm/io.h extern void __memcpy_fromio(void *, const volatile void __iomem *, size_t); __memcpy_fromio 159 arch/arm64/include/asm/io.h #define memcpy_fromio(a,c,l) __memcpy_fromio((a),(c),(l)) __memcpy_fromio 38 arch/arm64/kernel/io.c EXPORT_SYMBOL(__memcpy_fromio);