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 08:55:50
Last Modify:2020-03-16 20:28:31 Copyright©Brick
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函数名称：tss_setup_ist

函数原型：static inline void tss_setup_ist(struct tss_struct *tss)

返回类型：void

参数：

类型参数名称
struct tss_struct *tss
1814  ist[The index for the tss.ist[] array. The hardware limit is 7 entries.]等于__this_cpu_ist_top_va(DF)
1815  ist[IST_INDEX_NMI]等于__this_cpu_ist_top_va(NMI)
1816  ist[IST_INDEX_DB]等于__this_cpu_ist_top_va(DB)
1817  ist[IST_INDEX_MCE]等于__this_cpu_ist_top_va(MCE)
调用者
名称描述
cpu_initpu_init() initializes state that is per-CPU. Some data is already* initialized (naturally) in the bootstrap process, such as the GDT* and IDT. We reload them nevertheless, this function acts as a* 'CPU state barrier', nothing should get across.