Subversion Repositories HelenOS-historic

(root)/kernel/trunk/generic/src/syscall/syscall.c – Rev 1005 → 1024



 *
 * @return 0 - Limit OK,   -1 - limit exceeded
 */
static int check_call_limit(void)
{
    if (atomic_preinc(&TASK->active_calls) > IPC_MAX_ASYNC_CALLS) {
        atomic_dec(&TASK->active_calls);
        return -1;
    }
    return 0;
}

Rev 1005	Rev 1024
Line 122...	Line 122...
122	*	122	*
123	* @return 0 - Limit OK, -1 - limit exceeded	123	* @return 0 - Limit OK, -1 - limit exceeded
124	*/	124	*/
125	static int check_call_limit(void)	125	static int check_call_limit(void)
126	{	126	{
127	if (atomic_inc_post(&TASK->active_calls) > IPC_MAX_ASYNC_CALLS) {	127	if (atomic_preinc(&TASK->active_calls) > IPC_MAX_ASYNC_CALLS) {
128	atomic_dec(&TASK->active_calls);	128	atomic_dec(&TASK->active_calls);
129	return -1;	129	return -1;
130	}	130	}
131	return 0;	131	return 0;
132	}	132	}