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WAIT_EVENT_INTERRUPT(9) | Driver Basics | WAIT_EVENT_INTERRUPT(9) |
NAME¶
wait_event_interruptible_lock_irq_timeout - sleep until a condition gets true or a timeout elapses. The condition is checked under the lock. This is expected to be called with the lock taken.SYNOPSIS¶
wait_event_interruptible_lock_irq_timeout(wq,
condition, lock, timeout);
ARGUMENTS¶
wqthe waitqueue to wait on
condition
a C expression for the event to wait for
lock
a locked spinlock_t, which will be released
before schedule and reacquired afterwards.
timeout
timeout, in jiffies
DESCRIPTION¶
The process is put to sleep (TASK_INTERRUPTIBLE) until the condition evaluates to true or signal is received. The condition is checked each time the waitqueue wq is woken up.COPYRIGHT¶
March 2016 | Kernel Hackers Manual 3.2. |