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Searched refs:X86_FEATURE_LFENCE_RDTSC (Results 1 – 14 of 14) sorted by relevance

/Linux-v6.6/arch/x86/include/asm/
Dbarrier.h52 #define barrier_nospec() alternative("", "lfence", X86_FEATURE_LFENCE_RDTSC)
Dcpufeatures.h446 #define X86_FEATURE_LFENCE_RDTSC (20*32+ 2) /* "" LFENCE always serializing / synchronizes RDTSC */ macro
Dmsr.h216 "lfence; rdtsc", X86_FEATURE_LFENCE_RDTSC, in rdtsc_ordered()
/Linux-v6.6/arch/x86/kernel/cpu/
Dzhaoxin.c108 set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC); in init_zhaoxin()
Dcentaur.c214 set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC); in init_centaur()
Dhygon.c334 set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC); in init_hygon()
Damd.c1098 if (!cpu_has(c, X86_FEATURE_LFENCE_RDTSC) && cpu_has(c, X86_FEATURE_XMM2)) { in init_amd()
1109 set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC); in init_amd()
Dintel.c647 set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC); in init_intel()
Dbugs.c1436 !boot_cpu_has(X86_FEATURE_LFENCE_RDTSC)) { in spectre_v2_parse_cmdline()
/Linux-v6.6/arch/x86/lib/
Dgetuser.S38 #define ASM_BARRIER_NOSPEC ALTERNATIVE "", "lfence", X86_FEATURE_LFENCE_RDTSC
/Linux-v6.6/tools/arch/x86/include/asm/
Dcpufeatures.h441 #define X86_FEATURE_LFENCE_RDTSC (20*32+ 2) /* "" LFENCE always serializing / synchronizes RDTSC */ macro
/Linux-v6.6/arch/x86/power/
Dcpu.c489 { MSR_AMD64_DE_CFG, X86_FEATURE_LFENCE_RDTSC }, in pm_save_spec_msr()
/Linux-v6.6/arch/x86/kvm/
Dcpuid.c776 if (cpu_feature_enabled(X86_FEATURE_LFENCE_RDTSC)) in kvm_set_cpu_caps()
777 kvm_cpu_cap_set(X86_FEATURE_LFENCE_RDTSC); in kvm_set_cpu_caps()
1175 (static_cpu_has(X86_FEATURE_LFENCE_RDTSC) in __do_cpuid_func()
/Linux-v6.6/arch/x86/kvm/svm/
Dsvm.c2832 if (cpu_feature_enabled(X86_FEATURE_LFENCE_RDTSC)) in svm_get_msr_feature()