unlock a spin lock
cc [options] -Kthread file
void _spin_unlock(spin_t *lock);
_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.
pointer to lock to be unlocked
Spin locks acquired with _spin_lock(3synch)
should be released with _spin_unlock(3synch).
_spin_unlock does not return a value.
© 2004 The SCO Group, Inc. All rights reserved.
UnixWare 7 Release 7.1.4 - 25 April 2004