rcuwait_wake_up

Name:rcuwait_wake_up

Proto:void rcuwait_wake_up(struct rcuwait *w)

Type:void

Parameter:

Type	Parameter	Name
struct rcuwait *	w

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_read_lock() - mark the beginning of an RCU read-side critical section* When synchronize_rcu() is invoked on one CPU while other CPUs* are within RCU read-side critical sections, then the* synchronize_rcu() is guaranteed to block until after all the other

254

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task = fetch RCU-protected pointer for dereferencing(task)

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If task Then wake_up_process(task)

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_read_unlock() - marks the end of an RCU read-side critical section.* In most situations, rcu_read_unlock() is immune from deadlock.* However, in kernels built with CONFIG_RCU_BOOST, rcu_read_unlock()

**Caller**
Name	Describe
__percpu_up_read

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