1__WAKE_UP(9)                     Driver Basics                    __WAKE_UP(9)
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NAME

6       __wake_up - wake up threads blocked on a waitqueue.
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SYNOPSIS

9       void __wake_up(wait_queue_head_t * q, unsigned int mode,
10                      int nr_exclusive, void * key);
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ARGUMENTS

13       q
14           the waitqueue
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16       mode
17           which threads
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19       nr_exclusive
20           how many wake-one or wake-many threads to wake up
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22       key
23           is directly passed to the wakeup function
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DESCRIPTION

26       It may be assumed that this function implies a write memory barrier
27       before changing the task state if and only if any tasks are woken up.
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30Kernel Hackers Manual 3.10         June 2019                      __WAKE_UP(9)
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