Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\kvmclock.c Create Date:2022-07-28 08:45:07
Last Modify:2020-03-18 12:41:45 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:this_cpu_pvti

Proto:static inline struct pvclock_vcpu_time_info *this_cpu_pvti(void)

Type:struct pvclock_vcpu_time_info

Parameter:Nothing

59  Return pvti
Caller
NameDescribe
kvm_get_wallclockThe wallclock is the time of day when we booted. Since then, some time may* have elapsed since the hypervisor wrote the data. So we try to account for* that with system time
kvm_clock_read
kvm_get_tsc_khzIf we don't do that, there is the possibility that the guest* will calibrate under heavy load - thus, getting a lower lpj -* and execute the delays themselves without load