/*
* thread_call_func:
*
* Enqueue a function callout.
*
* Guarantees { function, argument }
* uniqueness if unique_call is TRUE.
*/
void
thread_call_func(
thread_call_func_t func,
thread_call_param_t param,
boolean_t unique_call)
{
thread_call_t call;
thread_call_group_t group = &thread_call_groups[THREAD_CALL_PRIORITY_HIGH];
spl_t s;
s = splsched();
thread_call_lock_spin();
call = TC(queue_first(&group->pending_queue));
while (unique_call && !queue_end(&group->pending_queue, qe(call))) {
if (call->tc_call.func == func && call->tc_call.param0 == param) {
break;
}
call = TC(queue_next(qe(call)));
}
if (!unique_call || queue_end(&group->pending_queue, qe(call))) {
call = _internal_call_allocate();
call->tc_call.func = func;
call->tc_call.param0 = param;
call->tc_call.param1 = NULL;
_pending_call_enqueue(call, group);
}
thread_call_unlock();
splx(s);
}
/*
* thread_call_func_delayed:
*
* Enqueue a function callout to
* occur at the stated time.
*/
void
thread_call_func_delayed(
thread_call_func_t func,
thread_call_param_t param,
uint64_t deadline)
{
thread_call_t call;
thread_call_group_t group = &thread_call_groups[THREAD_CALL_PRIORITY_HIGH];
spl_t s;
s = splsched();
thread_call_lock_spin();
call = _internal_call_allocate();
call->tc_call.func = func;
call->tc_call.param0 = param;
call->tc_call.param1 = 0;
_delayed_call_enqueue(call, group, deadline);
if (queue_first(&group->delayed_queue) == qe(call))
_set_delayed_call_timer(call, group);
thread_call_unlock();
splx(s);
}
/*
* thread_call_func:
*
* Enqueue a function callout.
*
* Guarantees { function, argument }
* uniqueness if unique_call is TRUE.
*/
void
thread_call_func(
thread_call_func_t func,
thread_call_param_t param,
boolean_t unique_call)
{
thread_call_t call;
thread_call_group_t group = &thread_call_group0;
spl_t s;
s = splsched();
thread_call_lock_spin();
call = TC(queue_first(&group->pending_queue));
while (unique_call && !queue_end(&group->pending_queue, qe(call))) {
if ( call->func == func &&
call->param0 == param ) {
break;
}
call = TC(queue_next(qe(call)));
}
if (!unique_call || queue_end(&group->pending_queue, qe(call))) {
call = _internal_call_allocate();
call->func = func;
call->param0 = param;
call->param1 = NULL;
_pending_call_enqueue(call, group);
if (group->active_count == 0)
thread_call_wake(group);
}
thread_call_unlock();
splx(s);
}
