函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\e820.c Create Date:2022-07-27 08:43:00
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:e820__range_update

函数原型:u64 __init e820__range_update(u64 start, u64 size, enum e820_type old_type, enum e820_type new_type)

返回类型:u64

参数:

类型参数名称
u64start
u64size
enum e820_typeold_type
enum e820_typenew_type
518  返回:__e820__range_update(e820_table, start, size, old_type, new_type)
调用者
名称描述
setup_arch平台相关启动
parse_memmap_one
e820__reserve_setup_dataReserve all entries from the bootloader's extensible data nodes list,* because if present we are going to use it later on to fetch e820* entries from it:
real_trim_memory
trim_bios_range