common/vm/vm_as.c

104 	struct as_callback 	*current_head, *cb;
135 	cb = kmem_zalloc(sizeof (struct as_callback), sleepflag);
136 	if (cb == NULL)
139 	cb->ascb_func = cb_func;
140 	cb->ascb_arg = arg;
141 	cb->ascb_events = events;
142 	cb->ascb_saddr = saddr;
143 	cb->ascb_len = rsize;
148 	as->a_callbacks = cb;
149 	cb->ascb_next = current_head;
157 	if ((cb->ascb_events & AS_UNMAPWAIT_EVENT) && AS_ISUNMAPWAIT(as)) {
190 	struct as_callback *cb;
194 	for (cb = as->a_callbacks; cb; prevcb = &cb->ascb_next, cb = *prevcb) {
195 		if (cb->ascb_arg != arg)
207 		if ((cb->ascb_events & AS_CALLBACK_CALLED) != 0) {
209 			cb->ascb_events &= ~AS_ALL_EVENT;
213 			*prevcb = cb->ascb_next;
214 			kmem_free(cb, sizeof (struct as_callback));
236 	struct as_callback	*cb;
239 	for (cb = as->a_callbacks; cb != NULL; cb = cb->ascb_next) {
245 		if (((cb->ascb_events & AS_CALLBACK_CALLED) != 0) ||
246 		    ((event_len != 0) && (((cb->ascb_events & events) == 0) ||
247 		    (event_addr + event_len < cb->ascb_saddr) ||
248 		    (event_addr > (cb->ascb_saddr + cb->ascb_len))))) {
253 	return (cb);
265 as_execute_callback(struct as *as, struct as_callback *cb,
271 	ASSERT(MUTEX_HELD(&as->a_contents) && (cb->ascb_events & events));
272 	cb->ascb_events |= AS_CALLBACK_CALLED;
274 	(*cb->ascb_func)(as, cb->ascb_arg, events);
284 	while ((cb->ascb_events & events) != 0) {
296 	cb_arg = cb->ascb_arg;
298 	for (cb = as->a_callbacks; cb != NULL;
299 	    prevcb = &cb->ascb_next, cb = *prevcb) {
300 		if (((cb->ascb_events & AS_CALLBACK_CALLED) == 0) ||
301 		    (cb_arg != cb->ascb_arg)) {
304 		*prevcb = cb->ascb_next;
305 		kmem_free(cb, sizeof (struct as_callback));
336 	struct as_callback *cb;
338 	if ((cb = as_find_callback(as, events, event_addr, event_len))) {
339 		as_execute_callback(as, cb, events);
1161 	struct as_callback *cb;
1274 			    (cb = as_find_callback(as, AS_SETPROT_EVENT,
1277 				as_execute_callback(as, cb, AS_SETPROT_EVENT);
1381 	struct as_callback *cb;
1470 			    (cb = as_find_callback(as, AS_UNMAP_EVENT,
1473 				as_execute_callback(as, cb, AS_UNMAP_EVENT);