Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\filemap.c Create Date:2022-07-28 14:02:53
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:ad_cache_page - read into page cache, fill it if needed*@mapping: the page's address_space*@index: the page index*@filler: function to perform the read*@data: first arg to filler(data, page) function, often left as NULL* Read into the page cache

Proto:struct page *read_cache_page(struct address_space *mapping, unsigned long index, int (*filler)(void *, struct page *), void *data)

Type:struct page

Parameter:

TypeParameterName
struct address_space *mapping
unsigned longindex
int (*filler
void *data
2874  Return do_read_cache_page(mapping, index, filler, data, mapping_gfp_mask(mapping))
Caller
NameDescribe
read_mapping_page