函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\mapping_dirty_helpers.c Create Date:2022-07-27 18:13:39
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：wp_clean_pud_entry - The pagewalk pud callback.

函数原型：static int wp_clean_pud_entry(pud_t *pud, unsigned long addr, unsigned long end, struct mm_walk *walk)

返回类型：int

参数：

类型参数名称
pud_t *pud
unsigned longaddr
unsigned longend
struct mm_walk *walk
132  pudval等于READ_ONCE( * pud)
134  如果pud_trans_huge(pudval)或pud_devmap(pudval)则WARN_ON(pud_write(pudval) || pud_dirty(pudval))
137  返回:0