函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\mq-deadline.c Create Date:2022-07-27 19:26:04
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：move an entry to dispatch queue

函数原型：static void deadline_move_request(struct deadline_data *dd, struct request *rq)

返回类型：void

参数：

类型参数名称
struct deadline_data *dd
struct request *rq
167  data_dir等于rq_data_dir(rq)
169  * next in sort order. read, write or both are NULL[generic data direction definitions ] = NULL
170  * next in sort order. read, write or both are NULL[WRITE] = NULL
171  * next in sort order. read, write or both are NULL[data_dir]等于get the request after `rq' in sector-sorted order
176  move rq from rbtree and fifo.
调用者
名称描述
__dd_dispatch_requestdeadline_dispatch_requests selects the best request according to* read/write expire, fifo_batch, etc