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Searched refs:hv_clock (Results 1 - 10 of 10) sorted by relevance

/kernel/linux/linux-5.10/drivers/ptp/
H A Dptp_kvm.c27 static struct pvclock_vsyscall_time_info *hv_clock; variable
46 src = &hv_clock[cpu].pvti; in ptp_kvm_get_time_fn()
175 hv_clock = pvclock_get_pvti_cpu0_va(); in ptp_kvm_init()
177 if (!hv_clock) in ptp_kvm_init()
/kernel/linux/linux-5.10/arch/x86/kvm/
H A Dhyperv.c1042 static bool compute_tsc_page_parameters(struct pvclock_vcpu_time_info *hv_clock, in compute_tsc_page_parameters() argument
1047 if (!(hv_clock->flags & PVCLOCK_TSC_STABLE_BIT)) in compute_tsc_page_parameters()
1056 max_mul = 100ull << (32 - hv_clock->tsc_shift); in compute_tsc_page_parameters()
1057 if (hv_clock->tsc_to_system_mul >= max_mul) in compute_tsc_page_parameters()
1065 mul_u64_u32_div(1ULL << (32 + hv_clock->tsc_shift), in compute_tsc_page_parameters()
1066 hv_clock->tsc_to_system_mul, in compute_tsc_page_parameters()
1069 tsc_ref->tsc_offset = hv_clock->system_time; in compute_tsc_page_parameters()
1072 mul_u64_u64_shr(hv_clock->tsc_timestamp, tsc_ref->tsc_scale, 64); in compute_tsc_page_parameters()
1077 struct pvclock_vcpu_time_info *hv_clock) in kvm_hv_setup_tsc_page()
1111 if (!compute_tsc_page_parameters(hv_clock, in kvm_hv_setup_tsc_page()
1076 kvm_hv_setup_tsc_page(struct kvm *kvm, struct pvclock_vcpu_time_info *hv_clock) kvm_hv_setup_tsc_page() argument
[all...]
H A Dhyperv.h124 struct pvclock_vcpu_time_info *hv_clock);
H A Dx86.c2628 struct pvclock_vcpu_time_info hv_clock; in get_kvmclock_ns() local
2637 hv_clock.tsc_timestamp = ka->master_cycle_now; in get_kvmclock_ns()
2638 hv_clock.system_time = ka->master_kernel_ns + ka->kvmclock_offset; in get_kvmclock_ns()
2646 &hv_clock.tsc_shift, in get_kvmclock_ns()
2647 &hv_clock.tsc_to_system_mul); in get_kvmclock_ns()
2648 ret = __pvclock_read_cycles(&hv_clock, rdtsc()); in get_kvmclock_ns()
2685 vcpu->hv_clock.version = guest_hv_clock.version + 1; in kvm_setup_pvclock_page()
2687 &vcpu->hv_clock, in kvm_setup_pvclock_page()
2688 sizeof(vcpu->hv_clock.version)); in kvm_setup_pvclock_page()
2693 vcpu->hv_clock in kvm_setup_pvclock_page()
[all...]
/kernel/linux/linux-6.6/arch/x86/kvm/
H A Dhyperv.c1109 static bool compute_tsc_page_parameters(struct pvclock_vcpu_time_info *hv_clock, in compute_tsc_page_parameters() argument
1114 if (!(hv_clock->flags & PVCLOCK_TSC_STABLE_BIT)) in compute_tsc_page_parameters()
1123 max_mul = 100ull << (32 - hv_clock->tsc_shift); in compute_tsc_page_parameters()
1124 if (hv_clock->tsc_to_system_mul >= max_mul) in compute_tsc_page_parameters()
1132 mul_u64_u32_div(1ULL << (32 + hv_clock->tsc_shift), in compute_tsc_page_parameters()
1133 hv_clock->tsc_to_system_mul, in compute_tsc_page_parameters()
1136 tsc_ref->tsc_offset = hv_clock->system_time; in compute_tsc_page_parameters()
1139 mul_u64_u64_shr(hv_clock->tsc_timestamp, tsc_ref->tsc_scale, 64); in compute_tsc_page_parameters()
1159 struct pvclock_vcpu_time_info *hv_clock) in kvm_hv_setup_tsc_page()
1204 if (!compute_tsc_page_parameters(hv_clock, in kvm_hv_setup_tsc_page()
1158 kvm_hv_setup_tsc_page(struct kvm *kvm, struct pvclock_vcpu_time_info *hv_clock) kvm_hv_setup_tsc_page() argument
[all...]
H A Dhyperv.h169 struct pvclock_vcpu_time_info *hv_clock);
H A Dx86.c3049 struct pvclock_vcpu_time_info hv_clock; in __get_kvmclock() local
3068 hv_clock.tsc_timestamp = ka->master_cycle_now; in __get_kvmclock()
3069 hv_clock.system_time = ka->master_kernel_ns + ka->kvmclock_offset; in __get_kvmclock()
3071 &hv_clock.tsc_shift, in __get_kvmclock()
3072 &hv_clock.tsc_to_system_mul); in __get_kvmclock()
3073 data->clock = __pvclock_read_cycles(&hv_clock, data->host_tsc); in __get_kvmclock()
3127 guest_hv_clock->version = vcpu->hv_clock.version = (guest_hv_clock->version + 1) | 1; in kvm_setup_guest_pvclock()
3131 vcpu->hv_clock.flags |= (guest_hv_clock->flags & PVCLOCK_GUEST_STOPPED); in kvm_setup_guest_pvclock()
3134 vcpu->hv_clock.flags |= PVCLOCK_GUEST_STOPPED; in kvm_setup_guest_pvclock()
3138 memcpy(guest_hv_clock, &vcpu->hv_clock, sizeo in kvm_setup_guest_pvclock()
[all...]
H A Dxen.c2097 entry->ecx = vcpu->arch.hv_clock.tsc_to_system_mul; in kvm_xen_update_tsc_info()
2098 entry->edx = vcpu->arch.hv_clock.tsc_shift; in kvm_xen_update_tsc_info()
/kernel/linux/linux-5.10/arch/x86/include/asm/
H A Dkvm_host.h656 struct pvclock_vcpu_time_info hv_clock; member
/kernel/linux/linux-6.6/arch/x86/include/asm/
H A Dkvm_host.h862 struct pvclock_vcpu_time_info hv_clock; member

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