函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\smpboot.c Create Date:2022-07-27 09:24:06
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Report back to the Boot Processor during boot time or to the caller processor* during CPU online.

函数原型：static void smp_callin(void)

返回类型：void

参数：无

164  cpuid等于当前cpu ID()
172  APIC setup function for application processors. Called from smpboot.c
178  The bootstrap kernel entry code has set these up. Save them for* a given CPU
184  set_cpu_sibling_map(These macros fold the SMP functionality into a single CPU system())
192  calibrate_delay()
193  loops_per_jiffy等于loops_per_jiffy
194  pr_debug("Stack at about %p\n", & cpuid)
196  wmb()
198  notify_cpu_starting(cpuid)
203  设置CPU信息
调用者
名称描述
start_secondaryActivate a secondary processor.