函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\io_uring.c Create Date:2022-07-29 10:54:45
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：io_sync_file_range

函数原型：static int io_sync_file_range(struct io_kiocb *req, struct io_kiocb **nxt, bool force_nonblock)

返回类型：int

参数：

类型参数名称
struct io_kiocb *req
struct io_kiocb **nxt
boolforce_nonblock
2147  如果force_nonblock则
2148  io_put_req(req)
2149  func等于io_sync_file_range_finish
2150  返回:负EAGAIN
2153  work等于old_work等于work
2154  io_sync_file_range_finish( & work)
2155  如果work且work不等于old_work则nxt等于container_of - cast a member of a structure out to the containing structure*@ptr: the pointer to the member.*@type: the type of the container struct this is embedded in.*@member: the name of the member within the struct.(work, structio_kiocb, work)
2157  返回:0
调用者
名称描述
io_issue_sqe