Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\sed-opal.c Create Date:2022-07-28 18:12:47
Last Modify:2020-03-17 23:36:33 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:opal_add_user_to_lr

Proto:static int opal_add_user_to_lr(struct opal_dev *dev, struct opal_lock_unlock *lk_unlk)

Type:int

Parameter:

TypeParameterName
struct opal_dev *dev
struct opal_lock_unlock *lk_unlk
2296  const struct opal_step steps[] = {{start_admin1LSP_opal_session, & opal_key}, {add_user_to_lr, lk_unlk}, {end_opal_session, }}
2303  If l_state != 0001 && l_state != 0010 Then
2305  pr_debug("Locking state was not RO or RW\n")
2306  Return -EINVAL
2309  If who < OPAL_USER1 || who > OPAL_USER9 Then
2311  pr_debug("Authority was not within the range of users: %d\n", who)
2313  Return -EINVAL
2316  If sum Then
2317  pr_debug("%s not supported in sum. Use setup locking range\n", __func__)
2319  Return -EINVAL
2322  mutex_lock( & dev_lock)
2323  setup_opal_dev(dev)
2324  ret = execute_steps(dev, steps, ARRAY_SIZE - get the number of elements in array @arr*@arr: array to be sized(steps))
2325  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.
2327  Return ret
Caller
NameDescribe
sed_ioctl