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 19:47:53
Last Modify:2020-03-17 23:36:33 Copyright©Brick
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函数名称：opal_take_ownership

函数原型：static int opal_take_ownership(struct opal_dev *dev, struct opal_key *opal)

返回类型：int

参数：

类型参数名称
struct opal_dev *dev
struct opal_key *opal
2415  const struct opal_step owner_steps[] = {{start_anybodyASP_opal_session, }, {get_msid_cpin_pin, }, {end_opal_session, }, {start_SIDASP_opal_session, opal}, {set_sid_cpin_pin, opal}, {end_opal_session, }}
2425  如果非dev则返回:负ENODEV
2428  mutex_lock( & dev_lock)
2429  setup_opal_dev(dev)
2430  ret等于execute_steps(dev, owner_steps, ARRAY_SIZE - get the number of elements in array @arr*@arr: array to be sized(owner_steps))
2431  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.
2433  返回:ret
调用者
名称描述
sed_ioctl