| /linux/tools/testing/selftests/prctl/ |
| H A D | disable-tsc-test.c | 33 static uint64_t rdtsc(void) in rdtsc() function
37 __asm__ __volatile__ ("rdtsc" : "=a" (lo), "=d" (hi)); in rdtsc()
58 printf("rdtsc() == "); in sigsegv_cb()
67 printf("rdtsc() == %llu\n", (unsigned long long)rdtsc()); in main()
75 printf("rdtsc() == %llu\n", (unsigned long long)rdtsc()); in main()
82 printf("rdtsc() == %llu\n", (unsigned long long)rdtsc()); in main()
89 printf("rdtsc() in main()
[all...] |
| H A D | disable-tsc-on-off-stress-test.c | 33 static uint64_t rdtsc(void) in rdtsc() function
37 __asm__ __volatile__ ("rdtsc" : "=a" (lo), "=d" (hi)); in rdtsc()
47 fprintf(stderr, "FATAL ERROR, rdtsc() failed while enabled\n"); in sigsegv_cb()
57 rdtsc(); in sigsegv_cb()
66 rdtsc(); in task()
69 fprintf(stderr, "FATAL ERROR, rdtsc() succeeded while disabled\n"); in task()
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| H A D | disable-tsc-ctxt-sw-stress-test.c | 31 static uint64_t rdtsc(void) in rdtsc() function
35 __asm__ __volatile__ ("rdtsc" : "=a" (lo), "=d" (hi)); in rdtsc()
53 rdtsc(); in segvtask()
54 fprintf(stderr, "FATAL ERROR, rdtsc() succeeded while disabled\n"); in segvtask()
61 fprintf(stderr, "FATAL ERROR, rdtsc() failed while enabled\n"); in sigsegv_fail()
74 for(;;) rdtsc(); in rdtsctask()
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| /linux/tools/testing/selftests/kvm/x86/ |
| H A D | hyperv_clock.c | 59 /* For increased accuracy, take mean rdtsc() before and afrer rdmsr() */ in check_tsc_msr_rdtsc()
60 r1 = rdtsc(); in check_tsc_msr_rdtsc()
62 r1 = (r1 + rdtsc()) / 2; in check_tsc_msr_rdtsc()
64 r2 = rdtsc(); in check_tsc_msr_rdtsc()
66 r2 = (r2 + rdtsc()) / 2; in check_tsc_msr_rdtsc()
81 return mul_u64_u64_shr64(rdtsc(), tsc_page->tsc_scale) + tsc_page->tsc_offset; in get_tscpage_ts()
184 /* For increased accuracy, take mean rdtsc() before and afrer ioctl */ in host_check_tsc_msr_rdtsc()
185 r1 = rdtsc(); in host_check_tsc_msr_rdtsc()
187 r1 = (r1 + rdtsc()) / 2; in host_check_tsc_msr_rdtsc()
189 r2 = rdtsc(); in host_check_tsc_msr_rdtsc()
[all...] |
| H A D | vmx_preemption_timer_test.c | 41 l2_vmx_pt_start = (rdtsc() >> vmx_pt_rate) << vmx_pt_rate; in l2_guest_code()
47 l2_vmx_pt_finish = rdtsc(); in l2_guest_code()
63 while ((l2_vmx_pt_finish = rdtsc())) in l2_guest_code()
114 l1_vmx_pt_start = (rdtsc() >> vmx_pt_rate) << vmx_pt_rate; in l1_guest_code()
118 l1_vmx_pt_finish = rdtsc(); in l1_guest_code()
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| H A D | vmx_tsc_adjust_test.c | 66 uint64_t l1_tsc = rdtsc() - TSC_OFFSET_VALUE; in l2_guest_code()
82 GUEST_ASSERT(rdtsc() < TSC_ADJUST_VALUE); in l1_guest_code()
83 wrmsr(MSR_IA32_TSC, rdtsc() - TSC_ADJUST_VALUE); in l1_guest_code()
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| H A D | tsc_scaling_sync.c | 29 start_tsc = rdtsc(); in guest_code()
32 local_tsc = rdtsc(); in guest_code()
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| H A D | apic_bus_clock_test.c | 78 tsc0 = rdtsc(); in apic_guest_code()
81 tsc1 = rdtsc(); in apic_guest_code()
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| H A D | vmx_nested_tsc_scaling_test.c | 147 tsc_start = rdtsc(); in main()
149 tsc_end = rdtsc(); in main()
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| H A D | xapic_ipi_test.c | 175 tsc_start = rdtsc(); in sender_guest_code()
176 while (rdtsc() - tsc_start < 2000000000) { in sender_guest_code()
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| H A D | kvm_clock_test.c | 40 GUEST_SYNC_CLOCK(i, __pvclock_read_cycles(pvti, rdtsc())); in guest_main()
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| /linux/arch/x86/include/asm/ |
| H A D | tsc.h | 14 * rdtsc() - returns the current TSC without ordering constraints
16 * rdtsc() returns the result of RDTSC as a 64-bit integer. The
22 static __always_inline u64 rdtsc(void) in rdtsc() function
26 asm volatile("rdtsc" : EAX_EDX_RET(val, low, high)); in rdtsc()
57 asm volatile(ALTERNATIVE_2("rdtsc", in rdtsc_ordered()
58 "lfence; rdtsc", X86_FEATURE_LFENCE_RDTSC, in rdtsc_ordered()
82 return rdtsc(); in get_cycles()
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| H A D | timex.h | 13 return rdtsc(); in random_get_entropy()
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| H A D | entry-common.h | 95 choose_random_kstack_offset(rdtsc()); in arch_exit_to_user_mode_prepare()
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| /linux/tools/power/cpupower/debug/kernel/ |
| H A D | cpufreq-test_tsc.c | 85 then_tsc = rdtsc(); in cpufreq_test_tsc()
89 now_tsc = rdtsc(); in cpufreq_test_tsc()
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| /linux/drivers/gpu/drm/vmwgfx/ |
| H A D | vmwgfx_mksstat.h | 101 .t0 = rdtsc(), \
120 const u64 dt = rdtsc() - _##kern_cntr.t0; \
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| /linux/tools/perf/arch/arm64/util/ |
| H A D | tsc.c | 7 u64 rdtsc(void) in rdtsc() function
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| H A D | hisi-ptt.c | 149 return rdtsc(); in hisi_ptt_reference()
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| /linux/tools/perf/util/ |
| H A D | tsc.h | 27 u64 rdtsc(void);
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| H A D | tsc.c | 111 u64 __weak rdtsc(void) in rdtsc() function
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| /linux/arch/x86/lib/ |
| H A D | kaslr.c | 76 raw = rdtsc(); in kaslr_get_random_long()
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| H A D | delay.c | 195 *timer_val = rdtsc(); in read_current_timer()
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| /linux/tools/perf/arch/x86/util/ |
| H A D | tsc.c | 11 u64 rdtsc(void) in rdtsc() function
15 asm volatile("rdtsc" : "=a" (low), "=d" (high)); in rdtsc()
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| /linux/tools/perf/tests/shell/ |
| H A D | test_intel_pt.sh | 318 static inline uint64_t rdtsc(void)
322 asm volatile("rdtsc" : "=a" (low), "=d" (high));
334 .timestamp = rdtsc(),
365 .p.timestamp = rdtsc(),
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| /linux/arch/x86/kernel/cpu/ |
| H A D | vmware.c | 168 ns = mul_u64_u32_shr(rdtsc(), vmware_cyc2ns.cyc2ns_mul, in vmware_sched_clock()
177 unsigned long long tsc_now = rdtsc(); in vmware_cyc2ns_setup()
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