函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\filemap.c Create Date:2022-07-27 15:25:49
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称: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

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

返回类型:struct page

参数:

类型参数名称
struct address_space *mapping
unsigned longindex
int (*filler
void *data
2874  返回:do_read_cache_page(mapping, index, filler, data, mapping_gfp_mask(mapping))
调用者
名称描述
read_mapping_page