函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\include\asm\desc.h Create Date:2022-07-27 06:49:08
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:Provide the fixmap address of the remapped GDT

函数原型:static inline struct desc_struct *get_cpu_gdt_ro(int cpu)

返回类型:struct desc_struct

参数:

类型参数名称
intcpu
69  返回:(struct desc_struct * ) & gdt
调用者
名称描述
load_fixmap_gdtLoad a fixmap remapping of the per-cpu GDT
get_current_gdt_roProvide the current read-only GDT
native_load_tr_descThe LTR instruction marks the TSS GDT entry as busy. On 64-bit, the GDT is* a read-only remapping. To prevent a page fault, the GDT is switched to the* original writeable version when needed.