1186121Skmacy/* 2186121Skmacy * Copyright (c) 2004 Luigi Rizzo, Alessandro Cerri. All rights reserved. 3186121Skmacy * Copyright (c) 2004-2008 Qing Li. All rights reserved. 4186121Skmacy * Copyright (c) 2008 Kip Macy. All rights reserved. 5186121Skmacy * 6186121Skmacy * Redistribution and use in source and binary forms, with or without 7186121Skmacy * modification, are permitted provided that the following conditions 8186121Skmacy * are met: 9186121Skmacy * 1. Redistributions of source code must retain the above copyright 10186121Skmacy * notice, this list of conditions and the following disclaimer. 11186121Skmacy * 2. Redistributions in binary form must reproduce the above copyright 12186121Skmacy * notice, this list of conditions and the following disclaimer in the 13186121Skmacy * documentation and/or other materials provided with the distribution. 14186121Skmacy * 15186121Skmacy * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16186121Skmacy * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17186121Skmacy * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18186121Skmacy * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 19186121Skmacy * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20186121Skmacy * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21186121Skmacy * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22186121Skmacy * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23186121Skmacy * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24186121Skmacy * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25186121Skmacy * SUCH DAMAGE. 26186121Skmacy */ 27186121Skmacy#include <sys/cdefs.h> 28186121Skmacy__FBSDID("$FreeBSD$"); 29186121Skmacy 30205276Sbz#include "opt_ddb.h" 31186121Skmacy#include "opt_inet.h" 32186121Skmacy#include "opt_inet6.h" 33186121Skmacy 34186121Skmacy#include <sys/param.h> 35186121Skmacy#include <sys/systm.h> 36186121Skmacy#include <sys/malloc.h> 37186121Skmacy#include <sys/mbuf.h> 38186121Skmacy#include <sys/syslog.h> 39186121Skmacy#include <sys/sysctl.h> 40186121Skmacy#include <sys/socket.h> 41186121Skmacy#include <sys/kernel.h> 42186121Skmacy#include <sys/lock.h> 43186121Skmacy#include <sys/mutex.h> 44186121Skmacy#include <sys/rwlock.h> 45186121Skmacy 46205276Sbz#ifdef DDB 47205276Sbz#include <ddb/ddb.h> 48205276Sbz#endif 49205276Sbz 50186121Skmacy#include <vm/uma.h> 51186121Skmacy 52186121Skmacy#include <netinet/in.h> 53186121Skmacy#include <net/if_llatbl.h> 54186121Skmacy#include <net/if.h> 55186121Skmacy#include <net/if_dl.h> 56186121Skmacy#include <net/if_var.h> 57186121Skmacy#include <net/route.h> 58196019Srwatson#include <net/vnet.h> 59186121Skmacy#include <netinet/if_ether.h> 60186121Skmacy#include <netinet6/in6_var.h> 61186121Skmacy#include <netinet6/nd6.h> 62186121Skmacy 63186121SkmacyMALLOC_DEFINE(M_LLTABLE, "lltable", "link level address tables"); 64186121Skmacy 65215701Sdimstatic VNET_DEFINE(SLIST_HEAD(, lltable), lltables); 66197286Szec#define V_lltables VNET(lltables) 67186121Skmacy 68197286Szecstatic void vnet_lltable_init(void); 69197286Szec 70250300Sandrestruct rwlock lltable_rwlock; 71196535SrwatsonRW_SYSINIT(lltable_rwlock, &lltable_rwlock, "lltable_rwlock"); 72196535Srwatson 73186121Skmacy/* 74186121Skmacy * Dump arp state for a specific address family. 75186121Skmacy */ 76186121Skmacyint 77186121Skmacylltable_sysctl_dumparp(int af, struct sysctl_req *wr) 78186121Skmacy{ 79186121Skmacy struct lltable *llt; 80186121Skmacy int error = 0; 81186121Skmacy 82196535Srwatson LLTABLE_RLOCK(); 83197286Szec SLIST_FOREACH(llt, &V_lltables, llt_link) { 84186121Skmacy if (llt->llt_af == af) { 85186121Skmacy error = llt->llt_dump(llt, wr); 86186121Skmacy if (error != 0) 87186121Skmacy goto done; 88186121Skmacy } 89186121Skmacy } 90186121Skmacydone: 91196535Srwatson LLTABLE_RUNLOCK(); 92186121Skmacy return (error); 93186121Skmacy} 94186121Skmacy 95186121Skmacy/* 96186121Skmacy * Deletes an address from the address table. 97186121Skmacy * This function is called by the timer functions 98186121Skmacy * such as arptimer() and nd6_llinfo_timer(), and 99186121Skmacy * the caller does the locking. 100215207Sgnn * 101215207Sgnn * Returns the number of held packets, if any, that were dropped. 102186121Skmacy */ 103215207Sgnnsize_t 104186121Skmacyllentry_free(struct llentry *lle) 105186121Skmacy{ 106215207Sgnn size_t pkts_dropped; 107215207Sgnn struct mbuf *next; 108215207Sgnn 109238990Sglebius IF_AFDATA_WLOCK_ASSERT(lle->lle_tbl->llt_ifp); 110186121Skmacy LLE_WLOCK_ASSERT(lle); 111238990Sglebius 112186121Skmacy LIST_REMOVE(lle, lle_next); 113238990Sglebius lle->la_flags &= ~(LLE_VALID | LLE_LINKED); 114186121Skmacy 115238990Sglebius pkts_dropped = 0; 116215207Sgnn while ((lle->la_numheld > 0) && (lle->la_hold != NULL)) { 117215207Sgnn next = lle->la_hold->m_nextpkt; 118186121Skmacy m_freem(lle->la_hold); 119215207Sgnn lle->la_hold = next; 120215207Sgnn lle->la_numheld--; 121215207Sgnn pkts_dropped++; 122215207Sgnn } 123186121Skmacy 124238945Sglebius KASSERT(lle->la_numheld == 0, 125238945Sglebius ("%s: la_numheld %d > 0, pkts_droped %zd", __func__, 126215207Sgnn lle->la_numheld, pkts_dropped)); 127215207Sgnn 128186121Skmacy LLE_FREE_LOCKED(lle); 129215207Sgnn 130215207Sgnn return (pkts_dropped); 131186121Skmacy} 132186121Skmacy 133191159Skmacy/* 134238989Sglebius * (al)locate an llentry for address dst (equivalent to rtalloc for new-arp). 135191221Skmacy * 136238989Sglebius * If found the llentry * is returned referenced and unlocked. 137191159Skmacy */ 138238989Sglebiusstruct llentry * 139238989Sglebiusllentry_alloc(struct ifnet *ifp, struct lltable *lt, 140238989Sglebius struct sockaddr_storage *dst) 141191154Skmacy{ 142191154Skmacy struct llentry *la; 143191154Skmacy 144238967Sglebius IF_AFDATA_RLOCK(ifp); 145238989Sglebius la = lla_lookup(lt, LLE_EXCLUSIVE, (struct sockaddr *)dst); 146191154Skmacy IF_AFDATA_RUNLOCK(ifp); 147238945Sglebius if ((la == NULL) && 148191154Skmacy (ifp->if_flags & (IFF_NOARP | IFF_STATICARP)) == 0) { 149191154Skmacy IF_AFDATA_WLOCK(ifp); 150238989Sglebius la = lla_lookup(lt, (LLE_CREATE | LLE_EXCLUSIVE), 151191154Skmacy (struct sockaddr *)dst); 152238967Sglebius IF_AFDATA_WUNLOCK(ifp); 153191154Skmacy } 154238989Sglebius 155238989Sglebius if (la != NULL) { 156191154Skmacy LLE_ADDREF(la); 157191154Skmacy LLE_WUNLOCK(la); 158238989Sglebius } 159191154Skmacy 160238989Sglebius return (la); 161191154Skmacy} 162191154Skmacy 163186121Skmacy/* 164186121Skmacy * Free all entries from given table and free itself. 165186121Skmacy */ 166186121Skmacyvoid 167186121Skmacylltable_free(struct lltable *llt) 168186121Skmacy{ 169186121Skmacy struct llentry *lle, *next; 170186121Skmacy int i; 171186121Skmacy 172186121Skmacy KASSERT(llt != NULL, ("%s: llt is NULL", __func__)); 173186121Skmacy 174196535Srwatson LLTABLE_WLOCK(); 175197286Szec SLIST_REMOVE(&V_lltables, llt, lltable, llt_link); 176196535Srwatson LLTABLE_WUNLOCK(); 177186121Skmacy 178238990Sglebius IF_AFDATA_WLOCK(llt->llt_ifp); 179238945Sglebius for (i = 0; i < LLTBL_HASHTBL_SIZE; i++) { 180186121Skmacy LIST_FOREACH_SAFE(lle, &llt->lle_head[i], lle_next, next) { 181186121Skmacy LLE_WLOCK(lle); 182238990Sglebius if (callout_stop(&lle->la_timer)) 183206481Sbz LLE_REMREF(lle); 184186121Skmacy llentry_free(lle); 185186121Skmacy } 186186121Skmacy } 187238990Sglebius IF_AFDATA_WUNLOCK(llt->llt_ifp); 188186121Skmacy 189186121Skmacy free(llt, M_LLTABLE); 190186121Skmacy} 191186121Skmacy 192213929Sbz#if 0 193186121Skmacyvoid 194186121Skmacylltable_drain(int af) 195186121Skmacy{ 196186121Skmacy struct lltable *llt; 197186121Skmacy struct llentry *lle; 198186121Skmacy register int i; 199186121Skmacy 200196535Srwatson LLTABLE_RLOCK(); 201197286Szec SLIST_FOREACH(llt, &V_lltables, llt_link) { 202186121Skmacy if (llt->llt_af != af) 203186121Skmacy continue; 204186121Skmacy 205186121Skmacy for (i=0; i < LLTBL_HASHTBL_SIZE; i++) { 206186121Skmacy LIST_FOREACH(lle, &llt->lle_head[i], lle_next) { 207213929Sbz LLE_WLOCK(lle); 208186121Skmacy if (lle->la_hold) { 209186121Skmacy m_freem(lle->la_hold); 210186121Skmacy lle->la_hold = NULL; 211186121Skmacy } 212213929Sbz LLE_WUNLOCK(lle); 213186121Skmacy } 214186121Skmacy } 215186121Skmacy } 216196535Srwatson LLTABLE_RUNLOCK(); 217186121Skmacy} 218213929Sbz#endif 219186121Skmacy 220192476Sqinglivoid 221222143Sqinglilltable_prefix_free(int af, struct sockaddr *prefix, struct sockaddr *mask, 222238945Sglebius u_int flags) 223192476Sqingli{ 224192476Sqingli struct lltable *llt; 225192476Sqingli 226196535Srwatson LLTABLE_RLOCK(); 227197286Szec SLIST_FOREACH(llt, &V_lltables, llt_link) { 228192476Sqingli if (llt->llt_af != af) 229192476Sqingli continue; 230192476Sqingli 231222143Sqingli llt->llt_prefix_free(llt, prefix, mask, flags); 232192476Sqingli } 233196535Srwatson LLTABLE_RUNLOCK(); 234192476Sqingli} 235192476Sqingli 236192476Sqingli 237192476Sqingli 238186121Skmacy/* 239186121Skmacy * Create a new lltable. 240186121Skmacy */ 241186121Skmacystruct lltable * 242186121Skmacylltable_init(struct ifnet *ifp, int af) 243186121Skmacy{ 244186121Skmacy struct lltable *llt; 245186121Skmacy register int i; 246186121Skmacy 247186121Skmacy llt = malloc(sizeof(struct lltable), M_LLTABLE, M_WAITOK); 248186121Skmacy 249186121Skmacy llt->llt_af = af; 250186121Skmacy llt->llt_ifp = ifp; 251186121Skmacy for (i = 0; i < LLTBL_HASHTBL_SIZE; i++) 252186121Skmacy LIST_INIT(&llt->lle_head[i]); 253186121Skmacy 254196535Srwatson LLTABLE_WLOCK(); 255197286Szec SLIST_INSERT_HEAD(&V_lltables, llt, llt_link); 256196535Srwatson LLTABLE_WUNLOCK(); 257186121Skmacy 258186121Skmacy return (llt); 259186121Skmacy} 260186121Skmacy 261186121Skmacy/* 262186121Skmacy * Called in route_output when adding/deleting a route to an interface. 263186121Skmacy */ 264186121Skmacyint 265186121Skmacylla_rt_output(struct rt_msghdr *rtm, struct rt_addrinfo *info) 266186121Skmacy{ 267186121Skmacy struct sockaddr_dl *dl = 268186121Skmacy (struct sockaddr_dl *)info->rti_info[RTAX_GATEWAY]; 269186121Skmacy struct sockaddr *dst = (struct sockaddr *)info->rti_info[RTAX_DST]; 270186121Skmacy struct ifnet *ifp; 271186121Skmacy struct lltable *llt; 272186121Skmacy struct llentry *lle; 273186121Skmacy u_int laflags = 0, flags = 0; 274186121Skmacy int error = 0; 275186121Skmacy 276246095Sglebius KASSERT(dl != NULL && dl->sdl_family == AF_LINK, 277246095Sglebius ("%s: invalid dl\n", __func__)); 278246095Sglebius 279186121Skmacy ifp = ifnet_byindex(dl->sdl_index); 280186121Skmacy if (ifp == NULL) { 281186121Skmacy log(LOG_INFO, "%s: invalid ifp (sdl_index %d)\n", 282186121Skmacy __func__, dl->sdl_index); 283186121Skmacy return EINVAL; 284186121Skmacy } 285186121Skmacy 286186121Skmacy switch (rtm->rtm_type) { 287186121Skmacy case RTM_ADD: 288246143Sglebius if (rtm->rtm_flags & RTF_ANNOUNCE) 289186121Skmacy flags |= LLE_PUB; 290186121Skmacy flags |= LLE_CREATE; 291186121Skmacy break; 292186121Skmacy 293186121Skmacy case RTM_DELETE: 294186121Skmacy flags |= LLE_DELETE; 295186121Skmacy break; 296186121Skmacy 297186121Skmacy case RTM_CHANGE: 298186121Skmacy break; 299186121Skmacy 300186121Skmacy default: 301186121Skmacy return EINVAL; /* XXX not implemented yet */ 302186121Skmacy } 303186121Skmacy 304186121Skmacy /* XXX linked list may be too expensive */ 305196535Srwatson LLTABLE_RLOCK(); 306197286Szec SLIST_FOREACH(llt, &V_lltables, llt_link) { 307186121Skmacy if (llt->llt_af == dst->sa_family && 308186121Skmacy llt->llt_ifp == ifp) 309186121Skmacy break; 310186121Skmacy } 311196535Srwatson LLTABLE_RUNLOCK(); 312186121Skmacy KASSERT(llt != NULL, ("Yep, ugly hacks are bad\n")); 313186121Skmacy 314210383Sjkim if (flags & LLE_CREATE) 315186121Skmacy flags |= LLE_EXCLUSIVE; 316238967Sglebius 317186121Skmacy IF_AFDATA_LOCK(ifp); 318186121Skmacy lle = lla_lookup(llt, flags, dst); 319186121Skmacy IF_AFDATA_UNLOCK(ifp); 320186121Skmacy if (LLE_IS_VALID(lle)) { 321186121Skmacy if (flags & LLE_CREATE) { 322186121Skmacy /* 323186121Skmacy * If we delay the delete, then a subsequent 324186121Skmacy * "arp add" should look up this entry, reset the 325186121Skmacy * LLE_DELETED flag, and reset the expiration timer 326186121Skmacy */ 327186121Skmacy bcopy(LLADDR(dl), &lle->ll_addr, ifp->if_addrlen); 328246143Sglebius lle->la_flags |= (flags & LLE_PUB); 329186121Skmacy lle->la_flags |= LLE_VALID; 330186121Skmacy lle->la_flags &= ~LLE_DELETED; 331186121Skmacy#ifdef INET6 332186121Skmacy /* 333186121Skmacy * ND6 334186121Skmacy */ 335186121Skmacy if (dst->sa_family == AF_INET6) 336186121Skmacy lle->ln_state = ND6_LLINFO_REACHABLE; 337186121Skmacy#endif 338186121Skmacy /* 339186121Skmacy * NB: arp and ndp always set (RTF_STATIC | RTF_HOST) 340186121Skmacy */ 341186121Skmacy 342186121Skmacy if (rtm->rtm_rmx.rmx_expire == 0) { 343186121Skmacy lle->la_flags |= LLE_STATIC; 344186121Skmacy lle->la_expire = 0; 345186121Skmacy } else 346186121Skmacy lle->la_expire = rtm->rtm_rmx.rmx_expire; 347186121Skmacy laflags = lle->la_flags; 348186121Skmacy LLE_WUNLOCK(lle); 349186121Skmacy#ifdef INET 350246143Sglebius /* gratuitous ARP */ 351246143Sglebius if ((laflags & LLE_PUB) && dst->sa_family == AF_INET) 352238945Sglebius arprequest(ifp, 353186121Skmacy &((struct sockaddr_in *)dst)->sin_addr, 354186121Skmacy &((struct sockaddr_in *)dst)->sin_addr, 355246143Sglebius (u_char *)LLADDR(dl)); 356186121Skmacy#endif 357186121Skmacy } else { 358186121Skmacy if (flags & LLE_EXCLUSIVE) 359186121Skmacy LLE_WUNLOCK(lle); 360186121Skmacy else 361186121Skmacy LLE_RUNLOCK(lle); 362186121Skmacy } 363186121Skmacy } else if ((lle == NULL) && (flags & LLE_DELETE)) 364186121Skmacy error = EINVAL; 365186121Skmacy 366186121Skmacy 367186121Skmacy return (error); 368186121Skmacy} 369197286Szec 370197286Szecstatic void 371197286Szecvnet_lltable_init() 372197286Szec{ 373197286Szec 374197286Szec SLIST_INIT(&V_lltables); 375197286Szec} 376197306SzecVNET_SYSINIT(vnet_lltable_init, SI_SUB_PSEUDO, SI_ORDER_FIRST, 377197306Szec vnet_lltable_init, NULL); 378197286Szec 379205276Sbz#ifdef DDB 380205276Sbzstruct llentry_sa { 381205276Sbz struct llentry base; 382205276Sbz struct sockaddr l3_addr; 383205276Sbz}; 384205276Sbz 385205276Sbzstatic void 386205276Sbzllatbl_lle_show(struct llentry_sa *la) 387205276Sbz{ 388205276Sbz struct llentry *lle; 389205276Sbz uint8_t octet[6]; 390205276Sbz 391205276Sbz lle = &la->base; 392205276Sbz db_printf("lle=%p\n", lle); 393205276Sbz db_printf(" lle_next=%p\n", lle->lle_next.le_next); 394205276Sbz db_printf(" lle_lock=%p\n", &lle->lle_lock); 395205276Sbz db_printf(" lle_tbl=%p\n", lle->lle_tbl); 396205276Sbz db_printf(" lle_head=%p\n", lle->lle_head); 397205276Sbz db_printf(" la_hold=%p\n", lle->la_hold); 398215207Sgnn db_printf(" la_numheld=%d\n", lle->la_numheld); 399205276Sbz db_printf(" la_expire=%ju\n", (uintmax_t)lle->la_expire); 400205276Sbz db_printf(" la_flags=0x%04x\n", lle->la_flags); 401205276Sbz db_printf(" la_asked=%u\n", lle->la_asked); 402205276Sbz db_printf(" la_preempt=%u\n", lle->la_preempt); 403205276Sbz db_printf(" ln_byhint=%u\n", lle->ln_byhint); 404205276Sbz db_printf(" ln_state=%d\n", lle->ln_state); 405205276Sbz db_printf(" ln_router=%u\n", lle->ln_router); 406205276Sbz db_printf(" ln_ntick=%ju\n", (uintmax_t)lle->ln_ntick); 407205276Sbz db_printf(" lle_refcnt=%d\n", lle->lle_refcnt); 408205276Sbz bcopy(&lle->ll_addr.mac16, octet, sizeof(octet)); 409205276Sbz db_printf(" ll_addr=%02x:%02x:%02x:%02x:%02x:%02x\n", 410205276Sbz octet[0], octet[1], octet[2], octet[3], octet[4], octet[5]); 411205276Sbz db_printf(" la_timer=%p\n", &lle->la_timer); 412205276Sbz 413205276Sbz switch (la->l3_addr.sa_family) { 414205276Sbz#ifdef INET 415205276Sbz case AF_INET: 416205276Sbz { 417205276Sbz struct sockaddr_in *sin; 418205276Sbz char l3s[INET_ADDRSTRLEN]; 419205276Sbz 420205276Sbz sin = (struct sockaddr_in *)&la->l3_addr; 421205276Sbz inet_ntoa_r(sin->sin_addr, l3s); 422238967Sglebius db_printf(" l3_addr=%s\n", l3s); 423205276Sbz break; 424205276Sbz } 425205276Sbz#endif 426205276Sbz#ifdef INET6 427205276Sbz case AF_INET6: 428205276Sbz { 429205276Sbz struct sockaddr_in6 *sin6; 430205276Sbz char l3s[INET6_ADDRSTRLEN]; 431205276Sbz 432205276Sbz sin6 = (struct sockaddr_in6 *)&la->l3_addr; 433205276Sbz ip6_sprintf(l3s, &sin6->sin6_addr); 434238967Sglebius db_printf(" l3_addr=%s\n", l3s); 435205276Sbz break; 436205276Sbz } 437205276Sbz#endif 438205276Sbz default: 439205276Sbz db_printf(" l3_addr=N/A (af=%d)\n", la->l3_addr.sa_family); 440205276Sbz break; 441205276Sbz } 442205276Sbz} 443205276Sbz 444205276SbzDB_SHOW_COMMAND(llentry, db_show_llentry) 445205276Sbz{ 446205276Sbz 447205276Sbz if (!have_addr) { 448205276Sbz db_printf("usage: show llentry <struct llentry *>\n"); 449205276Sbz return; 450205276Sbz } 451205276Sbz 452205276Sbz llatbl_lle_show((struct llentry_sa *)addr); 453205276Sbz} 454205276Sbz 455205276Sbzstatic void 456205276Sbzllatbl_llt_show(struct lltable *llt) 457205276Sbz{ 458205276Sbz int i; 459205276Sbz struct llentry *lle; 460205276Sbz 461205276Sbz db_printf("llt=%p llt_af=%d llt_ifp=%p\n", 462205276Sbz llt, llt->llt_af, llt->llt_ifp); 463205276Sbz 464205276Sbz for (i = 0; i < LLTBL_HASHTBL_SIZE; i++) { 465205276Sbz LIST_FOREACH(lle, &llt->lle_head[i], lle_next) { 466205276Sbz 467205276Sbz llatbl_lle_show((struct llentry_sa *)lle); 468205276Sbz if (db_pager_quit) 469205276Sbz return; 470205276Sbz } 471205276Sbz } 472205276Sbz} 473205276Sbz 474205276SbzDB_SHOW_COMMAND(lltable, db_show_lltable) 475205276Sbz{ 476205276Sbz 477205276Sbz if (!have_addr) { 478205276Sbz db_printf("usage: show lltable <struct lltable *>\n"); 479205276Sbz return; 480205276Sbz } 481205276Sbz 482205276Sbz llatbl_llt_show((struct lltable *)addr); 483205276Sbz} 484205276Sbz 485205276SbzDB_SHOW_ALL_COMMAND(lltables, db_show_all_lltables) 486205276Sbz{ 487205276Sbz VNET_ITERATOR_DECL(vnet_iter); 488205276Sbz struct lltable *llt; 489205276Sbz 490205276Sbz VNET_FOREACH(vnet_iter) { 491205276Sbz CURVNET_SET_QUIET(vnet_iter); 492205276Sbz#ifdef VIMAGE 493205276Sbz db_printf("vnet=%p\n", curvnet); 494205276Sbz#endif 495205276Sbz SLIST_FOREACH(llt, &V_lltables, llt_link) { 496205276Sbz db_printf("llt=%p llt_af=%d llt_ifp=%p(%s)\n", 497205276Sbz llt, llt->llt_af, llt->llt_ifp, 498205276Sbz (llt->llt_ifp != NULL) ? 499205276Sbz llt->llt_ifp->if_xname : "?"); 500205276Sbz if (have_addr && addr != 0) /* verbose */ 501205276Sbz llatbl_llt_show(llt); 502205276Sbz if (db_pager_quit) { 503205276Sbz CURVNET_RESTORE(); 504205276Sbz return; 505205276Sbz } 506205276Sbz } 507205276Sbz CURVNET_RESTORE(); 508205276Sbz } 509205276Sbz} 510205276Sbz#endif 511