函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\pagemap.h Create Date:2022-07-27 06:45:56
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：page_cache_get_speculative

函数原型：static inline int page_cache_get_speculative(struct page *page)

返回类型：int

参数：

类型参数名称
struct page *page
202  返回:speculatively take a reference to a page
调用者
名称描述
find_get_entryd_get_entry - find and get a page cache entry*@mapping: the address_space to search*@offset: the page cache index* Looks up the page cache slot at @mapping & @offset
find_get_entriesd_get_entries - gang pagecache lookup*@mapping: The address_space to search*@start: The starting page cache index*@nr_entries: The maximum number of entries*@entries: Where the resulting entries are placed*@indices: The cache indices corresponding to the
find_get_pages_ranged_get_pages_range - gang pagecache lookup*@mapping: The address_space to search*@start: The starting page index*@end: The final page index (inclusive)*@nr_pages: The maximum number of pages*@pages: Where the resulting pages are placed*
find_get_pages_contigd_get_pages_contig - gang contiguous pagecache lookup*@mapping: The address_space to search*@index: The starting page index*@nr_pages: The maximum number of pages*@pages: Where the resulting pages are placed* find_get_pages_contig() works exactly like
find_get_pages_range_tagd_get_pages_range_tag - find and return pages in given range matching @tag*@mapping: the address_space to search*@index: the starting page index*@end: The final page index (inclusive)*@tag: the tag index*@nr_pages: the maximum number of pages*@pages:
filemap_map_pages