Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\sed-opal.c Create Date:2022-07-28 18:12:44
Last Modify:2020-03-17 23:36:33 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:opal_save

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

Type:int

Parameter:

TypeParameterName
struct opal_dev *dev
struct opal_lock_unlock *lk_unlk
2278  suspend = kzalloc - allocate memory. The memory is set to zero.*@size: how many bytes of memory are required.*@flags: the type of memory to allocate (see kmalloc).
2279  If Not suspend Then Return -ENOMEM
2282  unlk = lk_unlk
2283  lr = lr
2285  mutex_lock( & dev_lock)
2286  setup_opal_dev(dev)
2287  add_suspend_info(dev, suspend)
2288  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.
2290  Return 0
Caller
NameDescribe
sed_ioctl