函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\reboot.c Create Date:2022-07-27 09:18:27
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Use NMIs as IPIs to tell all CPUs to disable virtualization

函数原型：static void emergency_vmx_disable_all(void)

返回类型：void

参数：无

530  禁止中断()
551  如果VMX functions:且cpu_vmx_enabled()则
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)
调用者
名称描述
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