to_iomap

函数名称：to_iomap_page

函数原型：static inline struct iomap_page *to_iomap_page(struct page *page)

返回类型：struct iomap_page

参数：

类型	参数	名称
struct page *	page

**调用者**
名称	描述
iomap_page_create
iomap_page_release
iomap_iop_set_range_uptodate
iomap_read_page_end_io
iomap_is_partially_uptodate	map_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_map	We 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

函数逻辑报告