函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\sed-opal.c Create Date:2022-07-27 19:47:52
Last Modify:2020-03-17 23:36:33 Copyright©Brick
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函数名称：opal_lock_unlock

函数原型：static int opal_lock_unlock(struct opal_dev *dev, struct opal_lock_unlock *lk_unlk)

返回类型：int

参数：

类型参数名称
struct opal_dev *dev
struct opal_lock_unlock *lk_unlk
2403  如果who大于OPAL_USER9则返回:负EINVAL
2406  mutex_lock( & dev_lock)
2407  ret等于__opal_lock_unlock(dev, lk_unlk)
2408  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.
2410  返回:ret
调用者
名称描述
sed_ioctl