__wake_up(9) - phpMan
__WAKE_UP(9) Driver Basics __WAKE_UP(9)
NAME
__wake_up - wake up threads blocked on a waitqueue.
SYNOPSIS
void __wake_up(wait_queue_head_t * q, unsigned int mode, int nr_exclusive, void * key);
ARGUMENTS
q
the waitqueue
mode
which threads
nr_exclusive
how many wake-one or wake-many threads to wake up
key
is directly passed to the wakeup function
DESCRIPTION
It may be assumed that this function implies a write memory barrier before changing the
task state if and only if any tasks are woken up.
COPYRIGHT
Kernel Hackers Manual 4.8. January 2017 __WAKE_UP(9)
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