Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\reboot.c Create Date:2022-07-28 08:18:33
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:Use NMIs as IPIs to tell all CPUs to disable virtualization

Proto:static void emergency_vmx_disable_all(void)

Type:void

Parameter:Nothing

530  local_irq_disable()
551  If VMX functions: && cpu_vmx_enabled() Then
553  Disable VMX on the current CPU* vmxoff causes a undefined-opcode exception if vmxon was not run* on the CPU previously. Only call this function if you know VMX* is enabled.
556  nmi_shootdown_cpus(vmxoff_nmi)
Caller
NameDescribe
native_machine_emergency_restartTo the best of our knowledge Windows compatible x86 hardware expects* the following on reboot:* 1) If the FADT has the ACPI reboot register flag set, try it* 2) If still alive, write to the keyboard controller* 3) If still alive, write to the ACPI reboot