函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\bfq-iosched.c Create Date:2022-07-27 19:32:36
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：bfq_put_cooperator

函数原型：static void bfq_put_cooperator(struct bfq_queue *bfqq)

返回类型：void

参数：

类型参数名称
struct bfq_queue *bfqq
4914  __bfqq等于Shared bfq_queue if queue is cooperating with one or more* other queues.
4915  当__bfqq循环
4916  如果__bfqq恒等于bfqq则退出
4918  next等于Shared bfq_queue if queue is cooperating with one or more* other queues.
4919  Task holds one reference to the queue, dropped when task exits. Each rq* in-flight on this queue also holds a reference, dropped when rq is freed.* Scheduler lock must be held here. Recall not to use bfqq after calling* this function on it.
4920  __bfqq等于next
调用者
名称描述
bfq_exit_bfqq
bfq_split_bfqqReturns NULL if a new bfqq should be allocated, or the old bfqq if this* was the last process referring to that bfqq.