csdb               27 arch/arm/include/asm/barrier.h #define csdb() __asm__ __volatile__(CSDB : : : "memory")
csdb               52 arch/arm/include/asm/barrier.h #define csdb()
csdb               26 arch/arm64/include/asm/barrier.h #define csdb()		asm volatile("hint #20" : : : "memory")