Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\cpu\mce\core.c Create Date:2022-07-28 08:00:39
Last Modify:2020-03-12 14:18:49 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:Cases where we avoid rendezvous handler timeout:* 1) If this CPU is offline

Proto:static bool __mc_check_crashing_cpu(int cpu)

Type:bool

Parameter:

TypeParameterName
intcpu
1130  If cpu_is_offline(cpu) || crashing_cpu != -1 && crashing_cpu != cpu Then
1134  mcgstatus = MSR access wrappers used for error injection
1136  If CPU vendor == X86_VENDOR_ZHAOXIN Then
1137  If mcgstatus & LMCE signaled Then Return false
1141  If mcgstatus & start ip valid Then
1143  Return true
1146  Return false
Caller
NameDescribe
do_machine_checkThe actual machine check handler. This only handles real* exceptions when something got corrupted coming in through int 18.* This is executed in NMI context not subject to normal locking rules. This* implies that most kernel services cannot be safely used