函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\bsg.c Create Date:2022-07-27 19:13:22
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：bsg_unregister_queue

函数原型：void bsg_unregister_queue(struct request_queue *q)

返回类型：void

参数：

类型参数名称
struct request_queue *q
391  bcd等于bsg_dev
393  如果非class_dev则返回
396  mutex_lock( & bsg_mutex)
397  删除释放idr
398  如果 sysfs directory entry 则sysfs_remove_link( & * queue kobject, "bsg")
400  device_unregister(class_dev)
401  class_dev = NULL
402  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.
调用者
名称描述
bsg_remove_queue