函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\mpage.c Create Date:2022-07-29 10:46:59
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：This isn't called much at all

函数原型：int mpage_readpage(struct page *page, get_block_t get_block)

返回类型：int

参数：

类型参数名称
struct page *page
get_block_tget_block
420  struct mpage_readpage_args args = {page = page, nr_pages = 1, get_block = get_block, }
426  bio等于This is the worker routine which does all the work of mapping the disk* blocks and constructs largest possible bios, submits them for IO if the* blocks are not contiguous on the disk
427  如果bio则mpage_bio_submit(REQ_OP_READ, 0, bio)
429  返回:0