waitq.c File Reference

Wait queue. More...

Include dependency graph for waitq.c:

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Functions
static void	waitq_timeouted_sleep (void *data)
void	waitq_initialize (waitq_t *wq)
void	waitq_interrupt_sleep (thread_t *t)
int	waitq_sleep_timeout (waitq_t *wq, __u32 usec, int flags)
ipl_t	waitq_sleep_prepare (waitq_t *wq)
void	waitq_sleep_finish (waitq_t *wq, int rc, ipl_t ipl)
int	waitq_sleep_timeout_unsafe (waitq_t *wq, __u32 usec, int flags)
void	waitq_wakeup (waitq_t *wq, bool all)
void	_waitq_wakeup_unsafe (waitq_t *wq, bool all)

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Detailed Description

Wait queue is the basic synchronization primitive upon which all other synchronization primitives build.

It allows threads to wait for an event in first-come, first-served fashion. Conditional operation as well as timeouts and interruptions are supported.

Definition in file waitq.c.

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