函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\dax.c Create Date:2022-07-29 10:56:18
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：pe_order

函数原型：static inline unsigned int pe_order(enum page_entry_size pe_size)

返回类型：unsigned int

参数：

类型参数名称
enum page_entry_sizepe_size
35  如果pe_size恒等于PE_SIZE_PTE则返回:PAGE_SHIFT determines the page size 减PAGE_SHIFT determines the page size
37  如果pe_size恒等于PE_SIZE_PMD则返回:PMD_SHIFT减PAGE_SHIFT determines the page size
39  如果pe_size恒等于PE_SIZE_PUD则返回:PUD_SHIFT减PAGE_SHIFT determines the page size
41  返回:0的反
调用者
名称描述
dax_finish_sync_faultdax_finish_sync_fault - finish synchronous page fault*@vmf: The description of the fault*@pe_size: Size of entry to be inserted*@pfn: PFN to insert* This function ensures that the file range touched by the page fault is* stored persistently on the media