busy_wait

Name:busy_wait

Proto:static void busy_wait(ulong time)

Type:void

Parameter:

Type	Parameter	Name
ulong	time

36

start = race_clock_local(): the simplest and least coherent tracing clock.* Useful for tracing that does not cross to other CPUs nor* does it go through idle events.

37

Do

38

end = race_clock_local(): the simplest and least coherent tracing clock.* Useful for tracing that does not cross to other CPUs nor* does it go through idle events.

39

If kthread_should_stop - should this kthread return now?* When someone calls kthread_stop() on your kthread, it will be woken* and this will return true. You should then return, and your return* value will be passed through to kthread_stop(). Then Break

41

When end - start < time * 1000 cycle

**Caller**
Name	Describe
irqoff_test
preemptoff_test

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