arch/x86/include/asm/barrier.h

48

#define barrier_nospec() alternative("", "lfence", X86_FEATURE_LFENCE_RDTSC)

arch/x86/include/asm/tsc.h

58

"lfence; rdtsc", X86_FEATURE_LFENCE_RDTSC,

arch/x86/kernel/cpu/amd.c

1109

if (!cpu_has(c, X86_FEATURE_LFENCE_RDTSC) && cpu_has(c, X86_FEATURE_XMM2)) {

arch/x86/kernel/cpu/amd.c

1120

set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC);

arch/x86/kernel/cpu/bugs.c

2145

!boot_cpu_has(X86_FEATURE_LFENCE_RDTSC)) {

arch/x86/kernel/cpu/centaur.c

201

set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC);

arch/x86/kernel/cpu/hygon.c

213

set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC);

arch/x86/kernel/cpu/intel.c

550

set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC);

arch/x86/kernel/cpu/zhaoxin.c

89

set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC);

arch/x86/kvm/cpuid.c

1750

(static_cpu_has(X86_FEATURE_LFENCE_RDTSC)

arch/x86/kvm/svm/svm.c

2716

if (cpu_feature_enabled(X86_FEATURE_LFENCE_RDTSC))

arch/x86/power/cpu.c

504

{ MSR_AMD64_DE_CFG, X86_FEATURE_LFENCE_RDTSC },