notifier_chain_unregister

Name:notifier_chain_unregister

Proto:static int notifier_chain_unregister(struct notifier_block **nl, struct notifier_block *n)

Type:int

Parameter:

Type	Parameter	Name
struct notifier_block **	nl
struct notifier_block *	n

42

When (( * nl) != NULL) cycle

43

If nl == n Then

44

cu_assign_pointer() - assign to RCU-protected pointer*@p: pointer to assign to*@v: value to assign (publish)* Assigns the specified value to the specified RCU-protected* pointer, ensuring that any concurrent RCU readers will see* any prior initialization( * nl, next)

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Return 0

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nl = &next

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Return -ENOENT

**Caller**
Name	Describe
atomic_notifier_chain_unregister	atomic_notifier_chain_unregister - Remove notifier from an atomic notifier chain@nh: Pointer to head of the atomic notifier chain@n: Entry to remove from notifier chain* Removes a notifier from an atomic notifier chain.
blocking_notifier_chain_unregister	locking_notifier_chain_unregister - Remove notifier from a blocking notifier chain@nh: Pointer to head of the blocking notifier chain@n: Entry to remove from notifier chain* Removes a notifier from a blocking notifier chain.
raw_notifier_chain_unregister	aw_notifier_chain_unregister - Remove notifier from a raw notifier chain@nh: Pointer to head of the raw notifier chain@n: Entry to remove from notifier chain* Removes a notifier from a raw notifier chain.* All locking must be provided by the caller.

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