_spin_unlock(SYNCH)
_spin_unlock --
unlock a spin lock
Synopsis
cc [options] -Kthread file
void _spin_unlock(spin_t *lock);
Description
_spin_unlock unlocks the spin lock pointed to by lock.
If one or more threads are waiting for the lock
when _spin_unlock is called,
one of the waiting threads will acquire the lock.
Parameters
lock-
pointer to lock to be unlocked
Usage
Spin locks acquired with _spin_lock(SYNCH)
and _spin_trylock(SYNCH)
should be released with _spin_unlock(SYNCH).
Return values
_spin_unlock does not return a value.
Errors
None
References
Intro(SYNCH),
_spin(SYNCH),
_spin_destroy(SYNCH),
_spin_init(SYNCH),
_spin_lock(SYNCH),
_spin_trylock(SYNCH)
© 2005 The SCO Group, Inc. All rights reserved.
SCO OpenServer Release 6.0.0 - 01 June 2005