78 	struct kevent *changes;  member
141 	kqueueop->changes = mm_calloc(NEVENT, sizeof(struct kevent));  in kq_init()
142 	if (kqueueop->changes == NULL)  in kq_init()
150 	memset(&kqueueop->changes[0], 0, sizeof kqueueop->changes[0]);  in kq_init()
151 	kqueueop->changes[0].ident = -1;  in kq_init()
152 	kqueueop->changes[0].filter = EVFILT_READ;  in kq_init()
153 	kqueueop->changes[0].flags = EV_ADD;  in kq_init()
160 		kqueueop->changes, 1, kqueueop->events, NEVENT, NULL) != 1 ||  in kq_init()
212 		struct event_change *in_ch = &changelist->changes[i];  in kq_build_changes_list()
226 			newchanges = mm_realloc(kqop->changes,  in kq_build_changes_list()
232 			kqop->changes = newchanges;  in kq_build_changes_list()
236 			out_ch = &kqop->changes[n_changes++];  in kq_build_changes_list()
241 			out_ch = &kqop->changes[n_changes++];  in kq_build_changes_list()
271 	struct kevent *changes;  in kq_dispatch()  local
281 	/* Build "changes" from "base->changes" */  in kq_dispatch()
282 	EVUTIL_ASSERT(kqop->changes);  in kq_dispatch()
289 	/* steal the changes array in case some broken code tries to call  in kq_dispatch()
291 	changes = kqop->changes;  in kq_dispatch()
292 	kqop->changes = NULL;  in kq_dispatch()
294 	/* Make sure that 'events' is at least as long as the list of changes:  in kq_dispatch()
295 	 * otherwise errors in the changes can get reported as a -1 return  in kq_dispatch()
300 	 * retrying with a smaller changes array or a larger events array,  in kq_dispatch()
315 	res = kevent(kqop->kq, changes, n_changes,  in kq_dispatch()
320 	EVUTIL_ASSERT(kqop->changes == NULL);  in kq_dispatch()
321 	kqop->changes = changes;  in kq_dispatch()
434 	if (kqop->changes)  in kqop_free()
435 		mm_free(kqop->changes);  in kqop_free()