Cross Reference: /src/sys/net/nd.c

Lines Matching defs:ln
54 	struct llentry *ln = arg;
64 	LLE_WLOCK(ln);
66 	if (!(ln->la_flags & LLE_LINKED))
68 	if (ln->ln_ntick > 0) {
69 		nd_set_timer(ln, ND_TIMER_TICK);
73 	nd = nd_find_domain(ln->lle_tbl->llt_af);
74 	ifp = ln->lle_tbl->llt_ifp;
78 	memcpy(&taddr, &ln->r_l3addr, sizeof(taddr));
80 	switch (ln->ln_state) {
82 		LLE_REMREF(ln);
83 		nd->nd_free(ln, 0);
84 		ln = NULL;
88 		if (ln->ln_asked < nd->nd_mmaxtries) {
89 			ln->ln_asked++;
94 		if (ln->ln_hold) {
101 			m = ln->ln_hold;
109 			ln->ln_hold = NULL;
110 			ln->la_numheld = 0;
113 		KASSERTMSG(ln->la_numheld == 0, "la_numheld=%d",
114 		    ln->la_numheld);
117 		ln->ln_state = ND_LLINFO_WAITDELETE;
121 		if (!ND_IS_LLINFO_PERMANENT(ln))
122 			ln->ln_state = ND_LLINFO_STALE;
127 		if (!ND_IS_LLINFO_PERMANENT(ln)) {
128 			LLE_REMREF(ln);
129 			nd->nd_free(ln, 1);
130 			ln = NULL;
136 			ln->ln_asked = 1;
137 			ln->ln_state = ND_LLINFO_PROBE;
141 			ln->ln_state = ND_LLINFO_STALE;
146 		if (ln->ln_asked++ < nd->nd_umaxtries) {
149 			ln->ln_state = ND_LLINFO_UNREACHABLE;
150 			ln->ln_asked = 1;
172 		if (ln->ln_asked++ < nd->nd_mmaxtries)
176 		ln->ln_state = ND_LLINFO_WAITDELETE;
177 		ln->la_flags &= ~LLE_VALID;
181 	if (ln != NULL) {
183 		if (ln->ln_state == ND_LLINFO_WAITDELETE)
185 		else if (ln->ln_state == ND_LLINFO_STALE)
187 		nd_set_timer(ln, type);
193 		if (ln->ln_state > ND_LLINFO_INCOMPLETE &&
194 		    ln->la_flags & LLE_VALID)
197 			memcpy(lladdr, &ln->ll_addr, ifp->if_addrlen);
201 		psrc = nd->nd_holdsrc(ln, &src);
202 		LLE_FREE_LOCKED(ln);
203 		ln = NULL;
208 	if (ln != NULL)
209 		LLE_FREE_LOCKED(ln);
219 nd_set_timertick(struct llentry *ln, time_t xtick)
232 	if (callout_pending(&ln->la_timer)) {
235 		expired = callout_stop(&ln->la_timer);
237 			LLE_REMREF(ln);
240 	ln->ln_expire = time_uptime + xtick / hz;
241 	LLE_ADDREF(ln);
243 		ln->ln_ntick = xtick - INT_MAX;
246 		ln->ln_ntick = 0;
248 	callout_reset(&ln->ln_timer_ch, xtick, nd_timer, ln);
252 nd_set_timer(struct llentry *ln, int type)
258 	LLE_WLOCK_ASSERT(ln);
260 	ifp = ln->lle_tbl->llt_ifp;
261 	nd = nd_find_domain(ln->lle_tbl->llt_af);
268 		xtick = ln->ln_ntick;
276 		unsigned int attempts = ln->ln_asked - nd->nd_mmaxtries;
293 		if (ln->ln_expire > time_uptime)
294 			xtick = (ln->ln_expire - time_uptime) * hz;
308 	nd_set_timertick(ln, xtick);
312 nd_resolve(struct llentry *ln, const struct rtentry *rt, struct mbuf *m,
319 	LLE_WLOCK_ASSERT(ln);
321 	ifp = ln->lle_tbl->llt_ifp;
322 	nd = nd_find_domain(ln->lle_tbl->llt_af);
326 	    ln->ln_state < ND_LLINFO_REACHABLE)
328 		ln->ln_state = ND_LLINFO_STALE;
329 		nd_set_timer(ln, ND_TIMER_GC);
339 	if (ln->ln_state == ND_LLINFO_STALE) {
340 		ln->ln_asked = 0;
341 		ln->ln_state = ND_LLINFO_DELAY;
342 		nd_set_timer(ln, ND_TIMER_DELAY);
350 	if (ln->ln_state > ND_LLINFO_INCOMPLETE) {
351 		KASSERT((ln->la_flags & LLE_VALID) != 0);
352 		memcpy(lldst, &ln->ll_addr, MIN(dstsize, ifp->if_addrlen));
353 		LLE_WUNLOCK(ln);
364 	if (ln->ln_state == ND_LLINFO_NOSTATE ||
365 	    ln->ln_state == ND_LLINFO_WAITDELETE)
366 		ln->ln_state = ND_LLINFO_INCOMPLETE;
369 	m_claimm(m, ln->lle_tbl->llt_mowner);
371 	if (ln->ln_hold != NULL) {
376 		for (m_hold = ln->ln_hold; m_hold; m_hold = m_hold->m_nextpkt) {
383 		KASSERTMSG(ln->la_numheld == i, "la_numheld=%d i=%d",
384 		    ln->la_numheld, i);
386 			m_hold = ln->ln_hold;
387 			ln->ln_hold = ln->ln_hold->m_nextpkt;
390 			ln->la_numheld--;
393 		KASSERTMSG(ln->la_numheld == 0, "la_numheld=%d",
394 		    ln->la_numheld);
395 		ln->ln_hold = m;
398 	KASSERTMSG(ln->la_numheld < nd->nd_maxqueuelen,
400 	    ln->la_numheld, nd->nd_maxqueuelen);
401 	ln->la_numheld++;
403 	if (ln->ln_asked >= nd->nd_mmaxtries)
413 	if (!ND_IS_LLINFO_PERMANENT(ln) && ln->ln_asked == 0) {
417 		ln->ln_asked++;
418 		nd_set_timer(ln, ND_TIMER_RETRANS);
419 		memcpy(&dst, &ln->r_l3addr, sizeof(dst));
420 		psrc = nd->nd_holdsrc(ln, &src);
422 		LLE_WUNLOCK(ln);
427 		LLE_WUNLOCK(ln);
433 nd_nud_hint(struct llentry *ln)
437 	if (ln == NULL)
440 	LLE_WLOCK_ASSERT(ln);
442 	if (ln->ln_state < ND_LLINFO_REACHABLE)
445 	nd = nd_find_domain(ln->lle_tbl->llt_af);
451 	ln->ln_byhint++;
452 	if (ln->ln_byhint > nd->nd_maxnudhint)
455 	ln->ln_state = ND_LLINFO_REACHABLE;
456 	if (!ND_IS_LLINFO_PERMANENT(ln))
457 		nd_set_timer(ln, ND_TIMER_REACHABLE);
460 	LLE_WUNLOCK(ln);
OpenGrok
