barrier_nospec 95 arch/powerpc/include/asm/barrier.h #define barrier_nospec() asm (stringify_in_c(barrier_nospec_asm) ::: "memory") barrier_nospec 99 arch/powerpc/include/asm/barrier.h #define barrier_nospec() barrier_nospec 52 arch/x86/include/asm/barrier.h #define barrier_nospec() alternative("", "lfence", X86_FEATURE_LFENCE_RDTSC)