函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\cpu\common.c Create Date:2022-07-27 08:55:44
Last Modify:2020-03-16 20:28:31 Copyright©Brick
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函数名称：identify_secondary_cpu

函数原型：void identify_secondary_cpu(struct cpuinfo_x86 *c)

返回类型：void

参数：

类型参数名称
struct cpuinfo_x86 *c
1593  BUG_ON(c == & common cpu data for all cpus )
1594  This does the hard work of actually picking apart the CPU stuff...
1596  Set up the CPU state needed to execute SYSENTER/SYSEXIT instructions* on 32-bit kernels:
1598  mtrr_ap_init()
1599  Validate that ACPI/mptables have the same information about the* effective APIC id and update the package map.
1600  x86_spec_ctrl_setup_ap()
调用者
名称描述
smp_store_cpu_infoThe bootstrap kernel entry code has set these up. Save them for* a given CPU