Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\cpu\umwait.c Create Date:2022-07-28 07:56:47
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:The CPU hotplug callback sets the control MSR to the global control* value

Proto:static int umwait_cpu_online(unsigned int cpu)

Type:int

Parameter:

TypeParameterName
unsigned intcpu
61  local_irq_disable()
62  umwait_update_control_msr(NULL)
63  The local_irq_*() APIs are equal to the raw_local_irq*()* if !TRACE_IRQFLAGS.()
64  Return 0