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 19:26:28
Last Modify:2020-03-12 14:18:49 Copyright©Brick
首页 函数Tree
注解内核,赢得工具下载SCCTEnglish

函数名称：dd_insert_requests

函数原型：static void dd_insert_requests(struct blk_mq_hw_ctx *hctx, struct list_head *list, bool at_head)

返回类型：void

参数：

类型参数名称
struct blk_mq_hw_ctx *hctx
struct list_head *list
boolat_head
526  q等于@queue: Pointer to the request queue that owns this hardware context.
527  dd等于elevator_data
529  加自旋锁
530  当非链表为空循环
533  rq等于list_first_entry - get the first element from a list*@ptr: the list head to take the element from.*@type: the type of the struct this is embedded in.*@member: the name of the list_head within the struct.* Note, that list is expected to be not empty.(list, structrequest, queuelist)
534  删除链表项并重新初始化
535  add rq to rbtree and fifo
537  自旋锁解锁