Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\iomap\buffered-io.c Create Date:2022-07-28 20:31:51
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:to_iomap_page

Proto:static inline struct iomap_page *to_iomap_page(struct page *page)

Type:struct iomap_page

Parameter:

TypeParameterName
struct page *page
37  If page_has_private - Determine if page has private stuff*@page: The page to be checked* Determine if a page has private stuff, indicating that release routines* should be invoked upon it. Then Return page_private(page)
39  Return NULL
Caller
NameDescribe
iomap_page_create
iomap_page_release
iomap_iop_set_range_uptodate
iomap_read_page_end_io
iomap_is_partially_uptodatemap_is_partially_uptodate checks whether blocks within a page are* uptodate or not.* Returns true if all blocks which correspond to a file portion* we want to read within the page are uptodate.
iomap_finish_page_writeback
iomap_writepage_mapWe implement an immediate ioend submission policy here to avoid needing to* chain multiple ioends and hence nest mempool allocations which can violate* forward progress guarantees we need to provide