函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\nmi.c Create Date:2022-07-27 08:34:39
Last Modify:2022-05-22 06:29:32 Copyright©Brick
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函数名称：unknown_nmi_error

函数原型：static void unknown_nmi_error(unsigned char reason, struct pt_regs *regs)

返回类型：void

参数：

类型参数名称
unsigned charreason
struct pt_regs *regs
288  handled等于nmi_handle(NMI_UNKNOWN, regs)
289  如果handled则
290  __this_cpu_add(unknown, handled)
291  返回
294  __this_cpu_add(unknown, 1)
296  These can be used to print at the various log levels.* All of these will print unconditionally, although note that pr_debug()* and other debug macros are compiled out unless either DEBUG is defined* or CONFIG_DYNAMIC_DEBUG is set.("Uhhuh. NMI received for unknown reason %02x on CPU %d.\n", reason, 当前cpu ID())
299  These can be used to print at the various log levels.* All of these will print unconditionally, although note that pr_debug()* and other debug macros are compiled out unless either DEBUG is defined* or CONFIG_DYNAMIC_DEBUG is set.("Do you have a strange power saving mode enabled?\n")
300  如果unknown_nmi_panic或panic_on_unrecovered_nmi则nmi_panic(regs, "NMI: Not continuing")
303  These can be used to print at the various log levels.* All of these will print unconditionally, although note that pr_debug()* and other debug macros are compiled out unless either DEBUG is defined* or CONFIG_DYNAMIC_DEBUG is set.("Dazed and confused, but trying to continue\n")
调用者
名称描述
default_do_nmi