函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\include\asm\pgtable_types.h Create Date:2022-07-27 06:38:40
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：pmd_pfn_mask

函数原型：static inline pmdval_t pmd_pfn_mask(pmd_t pmd)

返回类型：pmdval_t

参数：

类型参数名称
pmd_tpmd
421  如果native_pmd_val(pmd)按位与_PAGE_PSE则返回:PHYSICAL_PMD_PAGE_MASK
423  否则返回:Extracts the PFN from a (pte|pmd|pud|pgd)val_t of a 4KB page
调用者
名称描述
pmd_flags_mask
pmd_pfn
pmd_page_vaddr