函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\include\asm\pgtable.h Create Date:2022-07-27 06:58:48
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：pfn_pud

函数原型：static inline pud_t pfn_pud(unsigned long page_nr, pgprot_t pgprot)

返回类型：pud_t

参数：

类型参数名称
unsigned longpage_nr
pgprot_tpgprot
583  pfn等于page_nr左移PAGE_SHIFT determines the page size 位
584  pfn异或等于Entries that were set to PROT_NONE are inverted
585  pfn与等于PHYSICAL_PUD_PAGE_MASK
586  返回:__pud(pfn | check_pgprot(pgprot))
调用者
名称描述
pud_mknotpresent