wait_event9
Sleep until a condition gets true
Usage
wait_event(wq, condition);
Arguments
wq
the waitqueue to wait on
condition
a C expression for the event to wait for
Overview
The process is put to sleep (TASK_UNINTERRUPTIBLE) until the condition evaluates to true. The condition is checked each time the waitqueue wq is woken up.
wake_up has to be called after changing any variable that could change the result of the wait condition.
Releases
2 releases since Debian 7 (Wheezy); the text changed 1 time.