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3516 Leftover multidata transmit kernel statistics in ipv6
Reviewed by: Sebastien Roy <seb@delphix.com>
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--- old/usr/src/uts/common/inet/ip_stack.h
+++ new/usr/src/uts/common/inet/ip_stack.h
1 1 /*
2 2 * CDDL HEADER START
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
11 11 * and limitations under the License.
12 12 *
13 13 * When distributing Covered Code, include this CDDL HEADER in each
14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21
22 22 /*
23 23 * Copyright 2010 Sun Microsystems, Inc. All rights reserved.
24 24 * Use is subject to license terms.
25 25 */
26 26
27 27 #ifndef _INET_IP_STACK_H
28 28 #define _INET_IP_STACK_H
29 29
30 30 #ifdef __cplusplus
31 31 extern "C" {
32 32 #endif
33 33
34 34 #include <sys/netstack.h>
35 35 #include <netinet/igmp_var.h>
36 36 #include <sys/modhash.h>
37 37
38 38 #ifdef _KERNEL
39 39 #include <sys/list.h>
40 40
41 41
42 42 /*
43 43 * IP statistics.
44 44 */
45 45 #define IP_STAT(ipst, x) ((ipst)->ips_ip_statistics.x.value.ui64++)
46 46 #define IP_STAT_UPDATE(ipst, x, n) \
47 47 ((ipst)->ips_ip_statistics.x.value.ui64 += (n))
48 48
49 49 typedef struct ip_stat {
50 50 kstat_named_t ip_udp_fannorm;
51 51 kstat_named_t ip_udp_fanmb;
52 52 kstat_named_t ip_recv_pullup;
53 53 kstat_named_t ip_db_ref;
54 54 kstat_named_t ip_notaligned;
55 55 kstat_named_t ip_multimblk;
56 56 kstat_named_t ip_opt;
57 57 kstat_named_t ipsec_proto_ahesp;
58 58 kstat_named_t ip_conn_flputbq;
59 59 kstat_named_t ip_conn_walk_drain;
60 60 kstat_named_t ip_out_sw_cksum;
61 61 kstat_named_t ip_out_sw_cksum_bytes;
62 62 kstat_named_t ip_in_sw_cksum;
63 63 kstat_named_t ip_ire_reclaim_calls;
64 64 kstat_named_t ip_ire_reclaim_deleted;
65 65 kstat_named_t ip_nce_reclaim_calls;
66 66 kstat_named_t ip_nce_reclaim_deleted;
67 67 kstat_named_t ip_dce_reclaim_calls;
68 68 kstat_named_t ip_dce_reclaim_deleted;
69 69 kstat_named_t ip_tcp_in_full_hw_cksum_err;
70 70 kstat_named_t ip_tcp_in_part_hw_cksum_err;
71 71 kstat_named_t ip_tcp_in_sw_cksum_err;
72 72 kstat_named_t ip_udp_in_full_hw_cksum_err;
73 73 kstat_named_t ip_udp_in_part_hw_cksum_err;
74 74 kstat_named_t ip_udp_in_sw_cksum_err;
75 75 kstat_named_t conn_in_recvdstaddr;
76 76 kstat_named_t conn_in_recvopts;
77 77 kstat_named_t conn_in_recvif;
78 78 kstat_named_t conn_in_recvslla;
79 79 kstat_named_t conn_in_recvucred;
80 80 kstat_named_t conn_in_recvttl;
81 81 kstat_named_t conn_in_recvhopopts;
82 82 kstat_named_t conn_in_recvhoplimit;
83 83 kstat_named_t conn_in_recvdstopts;
84 84 kstat_named_t conn_in_recvrthdrdstopts;
85 85 kstat_named_t conn_in_recvrthdr;
86 86 kstat_named_t conn_in_recvpktinfo;
87 87 kstat_named_t conn_in_recvtclass;
88 88 kstat_named_t conn_in_timestamp;
89 89 } ip_stat_t;
90 90
91 91
92 92 /*
93 93 * IP6 statistics.
94 94 */
95 95 #define IP6_STAT(ipst, x) ((ipst)->ips_ip6_statistics.x.value.ui64++)
96 96 #define IP6_STAT_UPDATE(ipst, x, n) \
97 97 ((ipst)->ips_ip6_statistics.x.value.ui64 += (n))
98 98
99 99 typedef struct ip6_stat {
100 100 kstat_named_t ip6_udp_fannorm;
101 101 kstat_named_t ip6_udp_fanmb;
102 102 kstat_named_t ip6_recv_pullup;
103 103 kstat_named_t ip6_db_ref;
104 104 kstat_named_t ip6_notaligned;
105 105 kstat_named_t ip6_multimblk;
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106 106 kstat_named_t ipsec_proto_ahesp;
107 107 kstat_named_t ip6_out_sw_cksum;
108 108 kstat_named_t ip6_out_sw_cksum_bytes;
109 109 kstat_named_t ip6_in_sw_cksum;
110 110 kstat_named_t ip6_tcp_in_full_hw_cksum_err;
111 111 kstat_named_t ip6_tcp_in_part_hw_cksum_err;
112 112 kstat_named_t ip6_tcp_in_sw_cksum_err;
113 113 kstat_named_t ip6_udp_in_full_hw_cksum_err;
114 114 kstat_named_t ip6_udp_in_part_hw_cksum_err;
115 115 kstat_named_t ip6_udp_in_sw_cksum_err;
116 - kstat_named_t ip6_frag_mdt_pkt_out;
117 - kstat_named_t ip6_frag_mdt_discarded;
118 - kstat_named_t ip6_frag_mdt_allocfail;
119 - kstat_named_t ip6_frag_mdt_addpdescfail;
120 - kstat_named_t ip6_frag_mdt_allocd;
121 116 } ip6_stat_t;
122 117
123 118 typedef struct ire_stats {
124 119 uint64_t ire_stats_alloced; /* # of ires alloced */
125 120 uint64_t ire_stats_freed; /* # of ires freed */
126 121 uint64_t ire_stats_inserted; /* # of ires inserted in the bucket */
127 122 uint64_t ire_stats_deleted; /* # of ires deleted from the bucket */
128 123 } ire_stats_t;
129 124
130 125 #define TX_FANOUT_SIZE 128
131 126 #define IDLHASHINDEX(X) \
132 127 ((((uintptr_t)(X) >> 2) + ((uintptr_t)(X) >> 9)) & (TX_FANOUT_SIZE - 1))
133 128
134 129 /* Data structure to represent addresses */
135 130 typedef struct srcid_map {
136 131 struct srcid_map *sm_next;
137 132 in6_addr_t sm_addr; /* Local address */
138 133 uint_t sm_srcid; /* source id */
139 134 uint_t sm_refcnt; /* > 1 ipif with same addr? */
140 135 zoneid_t sm_zoneid; /* zone id */
141 136 } srcid_map_t;
142 137
143 138 /*
144 139 * IP stack instances
145 140 */
146 141 struct ip_stack {
147 142 netstack_t *ips_netstack; /* Common netstack */
148 143
149 144 uint_t ips_src_generation; /* Both IPv4 and IPv6 */
150 145
151 146 struct mod_prop_info_s *ips_propinfo_tbl; /* ip tunables table */
152 147
153 148 mib2_ipIfStatsEntry_t ips_ip_mib; /* SNMP fixed size info */
154 149 mib2_icmp_t ips_icmp_mib;
155 150 /*
156 151 * IPv6 mibs when the interface (ill) is not known.
157 152 * When the ill is known the per-interface mib in the ill is used.
158 153 */
159 154 mib2_ipIfStatsEntry_t ips_ip6_mib;
160 155 mib2_ipv6IfIcmpEntry_t ips_icmp6_mib;
161 156
162 157 struct igmpstat ips_igmpstat;
163 158
164 159 kstat_t *ips_ip_mibkp; /* kstat exporting ip_mib data */
165 160 kstat_t *ips_icmp_mibkp; /* kstat exporting icmp_mib data */
166 161 kstat_t *ips_ip_kstat;
167 162 ip_stat_t ips_ip_statistics;
168 163 kstat_t *ips_ip6_kstat;
169 164 ip6_stat_t ips_ip6_statistics;
170 165
171 166 /* ip.c */
172 167 kmutex_t ips_igmp_timer_lock;
173 168 kmutex_t ips_mld_timer_lock;
174 169 kmutex_t ips_ip_mi_lock;
175 170 kmutex_t ips_ip_addr_avail_lock;
176 171 krwlock_t ips_ill_g_lock;
177 172
178 173 krwlock_t ips_ill_g_usesrc_lock;
179 174
180 175 /* Taskq dispatcher for capability operations */
181 176 kmutex_t ips_capab_taskq_lock;
182 177 kcondvar_t ips_capab_taskq_cv;
183 178 mblk_t *ips_capab_taskq_head;
184 179 mblk_t *ips_capab_taskq_tail;
185 180 kthread_t *ips_capab_taskq_thread;
186 181 boolean_t ips_capab_taskq_quit;
187 182
188 183 /* ipclassifier.c - keep in ip_stack_t */
189 184 /* ipclassifier hash tables */
190 185 struct connf_s *ips_rts_clients;
191 186 struct connf_s *ips_ipcl_conn_fanout;
192 187 struct connf_s *ips_ipcl_bind_fanout;
193 188 struct connf_s *ips_ipcl_proto_fanout_v4;
194 189 struct connf_s *ips_ipcl_proto_fanout_v6;
195 190 struct connf_s *ips_ipcl_udp_fanout;
196 191 struct connf_s *ips_ipcl_raw_fanout; /* RAW SCTP sockets */
197 192 struct connf_s *ips_ipcl_iptun_fanout;
198 193 uint_t ips_ipcl_conn_fanout_size;
199 194 uint_t ips_ipcl_bind_fanout_size;
200 195 uint_t ips_ipcl_udp_fanout_size;
201 196 uint_t ips_ipcl_raw_fanout_size;
202 197 uint_t ips_ipcl_iptun_fanout_size;
203 198 struct connf_s *ips_ipcl_globalhash_fanout;
204 199 int ips_conn_g_index;
205 200
206 201 /* ip.c */
207 202 /* Following protected by igmp_timer_lock */
208 203 int ips_igmp_time_to_next; /* Time since last timeout */
209 204 int ips_igmp_timer_scheduled_last;
210 205 int ips_igmp_deferred_next;
211 206 timeout_id_t ips_igmp_timeout_id;
212 207 boolean_t ips_igmp_timer_setter_active;
213 208
214 209 /* Following protected by mld_timer_lock */
215 210 int ips_mld_time_to_next; /* Time since last timeout */
216 211 int ips_mld_timer_scheduled_last;
217 212 int ips_mld_deferred_next;
218 213 timeout_id_t ips_mld_timeout_id;
219 214 boolean_t ips_mld_timer_setter_active;
220 215
221 216 /* Protected by igmp_slowtimeout_lock */
222 217 timeout_id_t ips_igmp_slowtimeout_id;
223 218 kmutex_t ips_igmp_slowtimeout_lock;
224 219
225 220 /* Protected by mld_slowtimeout_lock */
226 221 timeout_id_t ips_mld_slowtimeout_id;
227 222 kmutex_t ips_mld_slowtimeout_lock;
228 223
229 224 /* IPv4 forwarding table */
230 225 struct radix_node_head *ips_ip_ftable;
231 226
232 227 #define IPV6_ABITS 128
233 228 #define IP6_MASK_TABLE_SIZE (IPV6_ABITS + 1) /* 129 ptrs */
234 229 struct irb *ips_ip_forwarding_table_v6[IP6_MASK_TABLE_SIZE];
235 230
236 231 /*
237 232 * ire_ft_init_lock is used while initializing ip_forwarding_table
238 233 * dynamically in ire_add.
239 234 */
240 235 kmutex_t ips_ire_ft_init_lock;
241 236
242 237 /*
243 238 * This is the IPv6 counterpart of RADIX_NODE_HEAD_LOCK. It is used
244 239 * to prevent adds and deletes while we are doing a ftable_lookup
245 240 * and extracting the ire_generation.
246 241 */
247 242 krwlock_t ips_ip6_ire_head_lock;
248 243
249 244 uint32_t ips_ip6_ftable_hash_size;
250 245
251 246 ire_stats_t ips_ire_stats_v4; /* IPv4 ire statistics */
252 247 ire_stats_t ips_ire_stats_v6; /* IPv6 ire statistics */
253 248
254 249 /* Count how many condemned objects for kmem_cache callbacks */
255 250 uint32_t ips_num_ire_condemned;
256 251 uint32_t ips_num_nce_condemned;
257 252 uint32_t ips_num_dce_condemned;
258 253
259 254 struct ire_s *ips_ire_reject_v4; /* For unreachable dests */
260 255 struct ire_s *ips_ire_reject_v6; /* For unreachable dests */
261 256 struct ire_s *ips_ire_blackhole_v4; /* For temporary failures */
262 257 struct ire_s *ips_ire_blackhole_v6; /* For temporary failures */
263 258
264 259 /* ips_ire_dep_lock protects ire_dep_* relationship between IREs */
265 260 krwlock_t ips_ire_dep_lock;
266 261
267 262 /* Destination Cache Entries */
268 263 struct dce_s *ips_dce_default;
269 264 uint_t ips_dce_hashsize;
270 265 struct dcb_s *ips_dce_hash_v4;
271 266 struct dcb_s *ips_dce_hash_v6;
272 267
273 268 /* pending binds */
274 269 mblk_t *ips_ip6_asp_pending_ops;
275 270 mblk_t *ips_ip6_asp_pending_ops_tail;
276 271
277 272 /* Synchronize updates with table usage */
278 273 mblk_t *ips_ip6_asp_pending_update; /* pending table updates */
279 274
280 275 boolean_t ips_ip6_asp_uip; /* table update in progress */
281 276 kmutex_t ips_ip6_asp_lock; /* protect all the above */
282 277 uint32_t ips_ip6_asp_refcnt; /* outstanding references */
283 278
284 279 struct ip6_asp *ips_ip6_asp_table;
285 280 /* The number of policy entries in the table */
286 281 uint_t ips_ip6_asp_table_count;
287 282
288 283 struct conn_s *ips_ip_g_mrouter;
289 284
290 285 /* Time since last icmp_pkt_err */
291 286 clock_t ips_icmp_pkt_err_last;
292 287 /* Number of packets sent in burst */
293 288 uint_t ips_icmp_pkt_err_sent;
294 289
295 290 /* Protected by ip_mi_lock */
296 291 void *ips_ip_g_head; /* IP Instance Data List Head */
297 292 void *ips_arp_g_head; /* ARP Instance Data List Head */
298 293
299 294 /* Multirouting stuff */
300 295 /* Interval (in ms) between consecutive 'bad MTU' warnings */
301 296 hrtime_t ips_ip_multirt_log_interval;
302 297 /* Time since last warning issued. */
303 298 hrtime_t ips_multirt_bad_mtu_last_time;
304 299
305 300 /*
306 301 * CGTP hooks. Enabling and disabling of hooks is controlled by an
307 302 * IP tunable 'ips_ip_cgtp_filter'.
308 303 */
309 304 struct cgtp_filter_ops *ips_ip_cgtp_filter_ops;
310 305
311 306 struct ipsq_s *ips_ipsq_g_head;
312 307 uint_t ips_ill_index; /* Used to assign interface indicies */
313 308 /* When set search for unused index */
314 309 boolean_t ips_ill_index_wrap;
315 310
316 311 uint_t ips_loopback_packets;
317 312
318 313 /* NDP/NCE structures for IPv4 and IPv6 */
319 314 struct ndp_g_s *ips_ndp4;
320 315 struct ndp_g_s *ips_ndp6;
321 316
322 317 /* ip_mroute stuff */
323 318 kmutex_t ips_ip_g_mrouter_mutex;
324 319
325 320 struct mrtstat *ips_mrtstat; /* Stats for netstat */
326 321 int ips_saved_ip_forwarding;
327 322
328 323 /* numvifs is only a hint about the max interface being used. */
329 324 ushort_t ips_numvifs;
330 325 kmutex_t ips_numvifs_mutex;
331 326
332 327 struct vif *ips_vifs;
333 328 struct mfcb *ips_mfcs; /* kernel routing table */
334 329 struct tbf *ips_tbfs;
335 330 /*
336 331 * One-back cache used to locate a tunnel's vif,
337 332 * given a datagram's src ip address.
338 333 */
339 334 ipaddr_t ips_last_encap_src;
340 335 struct vif *ips_last_encap_vif;
341 336 kmutex_t ips_last_encap_lock; /* Protects the above */
342 337
343 338 /*
344 339 * reg_vif_num is protected by numvifs_mutex
345 340 */
346 341 /* Whether or not special PIM assert processing is enabled. */
347 342 ushort_t ips_reg_vif_num; /* Index to Register vif */
348 343 int ips_pim_assert;
349 344
350 345 union ill_g_head_u *ips_ill_g_heads; /* ILL List Head */
351 346
352 347 kstat_t *ips_loopback_ksp;
353 348
354 349 /* Array of conn drain lists */
355 350 struct idl_tx_list_s *ips_idl_tx_list;
356 351 uint_t ips_conn_drain_list_cnt; /* Count of conn_drain_list */
357 352
358 353 /*
359 354 * ID used to assign next free one.
360 355 * Increases by one. Once it wraps we search for an unused ID.
361 356 */
362 357 uint_t ips_ip_src_id;
363 358 boolean_t ips_srcid_wrapped;
364 359
365 360 struct srcid_map *ips_srcid_head;
366 361 krwlock_t ips_srcid_lock;
367 362
368 363 uint64_t ips_ipif_g_seqid; /* Used only for sctp_addr.c */
369 364 union phyint_list_u *ips_phyint_g_list; /* start of phyint list */
370 365
371 366 /* ip_netinfo.c */
372 367 hook_family_t ips_ipv4root;
373 368 hook_family_t ips_ipv6root;
374 369 hook_family_t ips_arproot;
375 370
376 371 net_handle_t ips_ipv4_net_data;
377 372 net_handle_t ips_ipv6_net_data;
378 373 net_handle_t ips_arp_net_data;
379 374
380 375 /*
381 376 * Hooks for firewalling
382 377 */
383 378 hook_event_t ips_ip4_physical_in_event;
384 379 hook_event_t ips_ip4_physical_out_event;
385 380 hook_event_t ips_ip4_forwarding_event;
386 381 hook_event_t ips_ip4_loopback_in_event;
387 382 hook_event_t ips_ip4_loopback_out_event;
388 383
389 384 hook_event_t ips_ip6_physical_in_event;
390 385 hook_event_t ips_ip6_physical_out_event;
391 386 hook_event_t ips_ip6_forwarding_event;
392 387 hook_event_t ips_ip6_loopback_in_event;
393 388 hook_event_t ips_ip6_loopback_out_event;
394 389
395 390 hook_event_t ips_arp_physical_in_event;
396 391 hook_event_t ips_arp_physical_out_event;
397 392 hook_event_t ips_arp_nic_events;
398 393
399 394 hook_event_token_t ips_ipv4firewall_physical_in;
400 395 hook_event_token_t ips_ipv4firewall_physical_out;
401 396 hook_event_token_t ips_ipv4firewall_forwarding;
402 397 hook_event_token_t ips_ipv4firewall_loopback_in;
403 398 hook_event_token_t ips_ipv4firewall_loopback_out;
404 399
405 400 hook_event_token_t ips_ipv6firewall_physical_in;
406 401 hook_event_token_t ips_ipv6firewall_physical_out;
407 402 hook_event_token_t ips_ipv6firewall_forwarding;
408 403 hook_event_token_t ips_ipv6firewall_loopback_in;
409 404 hook_event_token_t ips_ipv6firewall_loopback_out;
410 405
411 406 hook_event_t ips_ip4_nic_events;
412 407 hook_event_t ips_ip6_nic_events;
413 408 hook_event_token_t ips_ipv4nicevents;
414 409 hook_event_token_t ips_ipv6nicevents;
415 410
416 411 hook_event_token_t ips_arp_physical_in;
417 412 hook_event_token_t ips_arp_physical_out;
418 413 hook_event_token_t ips_arpnicevents;
419 414
420 415 net_handle_t ips_ip4_observe_pr;
421 416 net_handle_t ips_ip6_observe_pr;
422 417 hook_event_t ips_ip4_observe;
423 418 hook_event_t ips_ip6_observe;
424 419 hook_event_token_t ips_ipv4observing;
425 420 hook_event_token_t ips_ipv6observing;
426 421
427 422 struct __ldi_ident *ips_ldi_ident;
428 423
429 424 /* ipmp.c */
430 425 krwlock_t ips_ipmp_lock;
431 426 mod_hash_t *ips_ipmp_grp_hash;
432 427
433 428 };
434 429 typedef struct ip_stack ip_stack_t;
435 430
436 431 /* Finding an ip_stack_t */
437 432 #define CONNQ_TO_IPST(_q) (Q_TO_CONN(_q)->conn_netstack->netstack_ip)
438 433 #define ILLQ_TO_IPST(_q) (((ill_t *)(_q)->q_ptr)->ill_ipst)
439 434 #define PHYINT_TO_IPST(phyi) ((phyi)->phyint_ipsq->ipsq_ipst)
440 435
441 436 #else /* _KERNEL */
442 437 typedef int ip_stack_t;
443 438 #endif /* _KERNEL */
444 439
445 440 #ifdef __cplusplus
446 441 }
447 442 #endif
448 443
449 444 #endif /* _INET_IP_STACK_H */
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