Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\pfn_t.h Create Date:2022-07-28 14:38:55
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:a default pfn to pfn_t conversion assumes that @pfn is pfn_valid()

Proto:static inline pfn_t pfn_to_pfn_t(unsigned long pfn)

Type:pfn_t

Parameter:

TypeParameterName
unsigned longpfn
39  Return __pfn_to_pfn_t(pfn, 0)
Caller
NameDescribe
grab_mapping_entryFind page cache entry at given index. If it is a DAX entry, return it* with the entry locked. If the page cache doesn't contain an entry at* that index, add a locked empty entry.* When requesting an entry with size DAX_PMD, grab_mapping_entry() will
dax_load_holeThe user has performed a load from a hole in the file