1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
4  * Copyright (c) 2002 Poul-Henning Kamp
8  * This software was developed for the FreeBSD Project by Poul-Henning Kamp
10  * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the
92 	td->td_pflags &= ~TDP_GEOM;  in g_waitidle()
127 	pp = args->pp;  in g_attr_changed_event()
134 		LIST_FOREACH_SAFE(cp, &pp->consumers, consumers, next_cp) {  in g_attr_changed_event()
135 			if (cp->geom->attrchanged != NULL)  in g_attr_changed_event()
136 				cp->geom->attrchanged(cp, args->attr);  in g_attr_changed_event()
151 	args->pp = pp;  in g_attr_changed()
152 	args->attr = attr;  in g_attr_changed()
165 	    pp, pp->name, error);  in g_orphan_provider()
167 	    ("g_orphan_provider(%p(%s), 0) error must be non-zero\n",  in g_orphan_provider()
168 	     pp, pp->name));  in g_orphan_provider()
170 	pp->error = error;  in g_orphan_provider()
172 	KASSERT(!(pp->flags & G_PF_ORPHAN),  in g_orphan_provider()
173 	    ("g_orphan_provider(%p(%s)), already an orphan", pp, pp->name));  in g_orphan_provider()
174 	pp->flags |= G_PF_ORPHAN;  in g_orphan_provider()
177 	wakeup(&g_wait_event);  in g_orphan_provider()
193 	g_trace(G_T_TOPOLOGY, "g_orphan_register(%s)", pp->name);  in g_orphan_register()
197 	wf = pp->flags & G_PF_WITHER;  in g_orphan_register()
198 	pp->flags &= ~G_PF_WITHER;  in g_orphan_register()
202 	 * Don't be surprised if they self-destruct.  in g_orphan_register()
204 	LIST_FOREACH_SAFE(cp, &pp->consumers, consumers, cp2) {  in g_orphan_register()
205 		KASSERT(cp->geom->orphan != NULL,  in g_orphan_register()
207 		    cp->geom->name, cp->geom->class->name));  in g_orphan_register()
209 		 * XXX: g_dev_orphan method does deferred destroying  in g_orphan_register()
211 		 * call the orphan method. Check consumer's flags to  in g_orphan_register()
214 		if (cp->flags & G_CF_ORPHAN)  in g_orphan_register()
216 		cp->flags |= G_CF_ORPHAN;  in g_orphan_register()
217 		cp->geom->orphan(cp);  in g_orphan_register()
219 	if (LIST_EMPTY(&pp->consumers) && wf)  in g_orphan_register()
222 		pp->flags |= wf;  in g_orphan_register()
224 	cp = LIST_FIRST(&pp->consumers);  in g_orphan_register()
227 	if (pp->geom->flags & G_GEOM_WITHER)  in g_orphan_register()
251 		wakeup(&g_pending_events);  in one_event()
254 	ep->flag |= EV_INPROGRESS;  in one_event()
257 	ep->func(ep->arg, 0);  in one_event()
262 	ep->flag &= ~EV_INPROGRESS;  in one_event()
263 	if (ep->flag & EV_WAKEUP) {  in one_event()
264 		ep->flag |= EV_DONE;  in one_event()
265 		wakeup(ep);  in one_event()
291 			    "-", 0);  in g_run_events()
312 		if (ep->flag & EV_INPROGRESS)  in g_cancel_event()
315 			if (ep->ref[n] == NULL)  in g_cancel_event()
317 			if (ep->ref[n] != ref)  in g_cancel_event()
321 			ep->func(ep->arg, EV_CANCEL);  in g_cancel_event()
323 			if (ep->flag & EV_WAKEUP) {  in g_cancel_event()
324 				ep->flag |= (EV_DONE|EV_CANCELED);  in g_cancel_event()
325 				wakeup(ep);  in g_cancel_event()
333 		wakeup(&g_pending_events);  in g_cancel_event()
354 	ep->flag = wuflag;  in g_post_event_ep_va()
360 		ep->ref[n] = p;  in g_post_event_ep_va()
363 	ep->func = func;  in g_post_event_ep_va()
364 	ep->arg = arg;  in g_post_event_ep_va()
369 	wakeup(&g_wait_event);  in g_post_event_ep_va()
372 	if ((td->td_pflags & TDP_KTHREAD) == 0) {  in g_post_event_ep_va()
373 		td->td_pflags |= TDP_GEOM;  in g_post_event_ep_va()
428 	wakeup(&g_wait_event);  in g_do_wither()
455 	while (!(ep->flag & EV_DONE))  in g_waitfor_event()
457 	if (ep->flag & EV_CANCELED)  in g_waitfor_event()