函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\elevator.c Create Date:2022-07-27 18:32:44
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：__elevator_exit

函数原型：void __elevator_exit(struct request_queue *q, struct elevator_queue *e)

返回类型：void

参数：

类型参数名称
struct request_queue *q
struct elevator_queue *e
193  mutex_lock( & sysfs_lock)
194  如果exit_sched则blk_mq_exit_sched(q, e)
196  mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.
198  递减引用计数对象
调用者
名称描述
blk_exit_queueUnconfigure the I/O scheduler and dissociate from the cgroup controller.
elevator_exit