函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\huge_memory.c Create Date:2022-07-27 17:36:54
Last Modify:2020-03-12 14:18:49 Copyright©Brick
首页 函数Tree
注解内核,赢得工具下载SCCTEnglish

函数名称：split_huge_pmd_address

函数原型：void split_huge_pmd_address(struct vm_area_struct *vma, unsigned long address, bool freeze, struct page *page)

返回类型：void

参数：

类型参数名称
struct vm_area_struct *vma
unsigned longaddress
boolfreeze
struct page *page
2353  pgd等于a shortcut to get a pgd_t in a given mm(The address space we belong to. , address)
2354  如果非pgd_present( * pgd)则返回
2357  p4d等于p4d_offset(pgd, address)
2358  如果非p4d_present( * p4d)则返回
2361  pud等于pud_offset(p4d, address)
2362  如果非pud_present( * pud)则返回
2365  pmd等于pmd_offset(pud, address)
2367  __split_huge_pmd(vma, pmd, address, freeze, page)
调用者
名称描述
vma_adjust_trans_huge
try_to_unmap_one@arg: enum ttu_flags will be passed to this argument