函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\cpu\mce\intel.c Create Date:2022-07-27 09:02:56
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Disable CMCI on this CPU for all banks it owns when it goes down.* This allows other CPUs to claim the banks on rediscovery.

函数原型：void cmci_clear(void)

返回类型：void

参数：无

377  如果非cmci_supported( & banks)则返回
379  raw_spin_lock_irqsave( & cmci_discover_lock protects against parallel discovery attempts* which could race against each other., flags)
380  以i小于banks循环Caller must hold the lock on cmci_discover_lock
382  raw_spin_unlock_irqrestore( & cmci_discover_lock protects against parallel discovery attempts* which could race against each other., flags)
调用者
名称描述
mce_disable_cpuMake sure there are no machine checks on offlined CPUs.