| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | #undef TRACE_SYSTEM |
| 3 | #define TRACE_SYSTEM net |
| 4 | |
| 5 | #if !defined(LTTNG_TRACE_NET_H) || defined(TRACE_HEADER_MULTI_READ) |
| 6 | #define LTTNG_TRACE_NET_H |
| 7 | |
| 8 | #include <lttng/tracepoint-event.h> |
| 9 | #include <linux/skbuff.h> |
| 10 | #include <linux/netdevice.h> |
| 11 | #include <linux/ip.h> |
| 12 | #include <linux/ipv6.h> |
| 13 | #include <linux/tcp.h> |
| 14 | #include <linux/udp.h> |
| 15 | #include <linux/icmp.h> |
| 16 | #include <lttng/kernel-version.h> |
| 17 | #include <lttng/endian.h> |
| 18 | #include <net/sock.h> |
| 19 | |
| 20 | #ifndef ONCE_LTTNG_NET_H |
| 21 | #define ONCE_LTTNG_NET_H |
| 22 | |
| 23 | static inline unsigned char __has_network_hdr(struct sk_buff *skb) |
| 24 | { |
| 25 | /* |
| 26 | * If the header is not set yet, the network header will point |
| 27 | * to the head. |
| 28 | */ |
| 29 | return skb_network_header(skb) != skb->head; |
| 30 | } |
| 31 | |
| 32 | enum transport_header_types { |
| 33 | TH_NONE = 0, |
| 34 | TH_TCP = 1, |
| 35 | TH_UDP = 2, |
| 36 | TH_ICMP = 3, |
| 37 | }; |
| 38 | |
| 39 | static inline enum transport_header_types __get_transport_header_type_ip(struct sk_buff *skb) |
| 40 | { |
| 41 | switch (ip_hdr(skb)->protocol) { |
| 42 | case IPPROTO_TCP: |
| 43 | return TH_TCP; |
| 44 | case IPPROTO_UDP: |
| 45 | return TH_UDP; |
| 46 | case IPPROTO_ICMP: |
| 47 | return TH_ICMP; |
| 48 | } |
| 49 | return TH_NONE; |
| 50 | } |
| 51 | |
| 52 | static inline enum transport_header_types __get_transport_header_type_ipv6(struct sk_buff *skb) |
| 53 | { |
| 54 | switch (ipv6_hdr(skb)->nexthdr) { |
| 55 | case IPPROTO_TCP: |
| 56 | return TH_TCP; |
| 57 | case IPPROTO_UDP: |
| 58 | return TH_UDP; |
| 59 | case IPPROTO_ICMP: |
| 60 | return TH_ICMP; |
| 61 | } |
| 62 | return TH_NONE; |
| 63 | } |
| 64 | |
| 65 | static inline enum transport_header_types __get_transport_header_type(struct sk_buff *skb) |
| 66 | { |
| 67 | if (__has_network_hdr(skb)) { |
| 68 | /* |
| 69 | * When both transport and network headers are set, |
| 70 | * transport header is greater than network header, |
| 71 | * otherwise it points to head. |
| 72 | */ |
| 73 | if (skb->transport_header > skb->network_header) { |
| 74 | /* |
| 75 | * Get the transport protocol from the network |
| 76 | * header's data. This method works both for |
| 77 | * sent and received packets. |
| 78 | */ |
| 79 | if (skb->protocol == htons(ETH_P_IP)) { |
| 80 | return __get_transport_header_type_ip(skb); |
| 81 | } else if(skb->protocol == htons(ETH_P_IPV6)) { |
| 82 | return __get_transport_header_type_ipv6(skb); |
| 83 | } |
| 84 | } |
| 85 | /* Fallthrough for other cases where header is not recognized. */ |
| 86 | } |
| 87 | return TH_NONE; |
| 88 | } |
| 89 | |
| 90 | enum network_header_types { |
| 91 | NH_NONE, |
| 92 | NH_IPV4, |
| 93 | NH_IPV6, |
| 94 | }; |
| 95 | |
| 96 | static inline unsigned char __get_network_header_type(struct sk_buff *skb) |
| 97 | { |
| 98 | if (__has_network_hdr(skb)) { |
| 99 | if (skb->protocol == htons(ETH_P_IPV6)) |
| 100 | return NH_IPV6; |
| 101 | else if (skb->protocol == htons(ETH_P_IP)) |
| 102 | return NH_IPV4; |
| 103 | /* Fallthrough for other header types. */ |
| 104 | } |
| 105 | return NH_NONE; |
| 106 | } |
| 107 | |
| 108 | #endif |
| 109 | |
| 110 | #ifdef LTTNG_CREATE_FIELD_METADATA |
| 111 | |
| 112 | static const struct lttng_kernel_event_field *emptyfields[] = { |
| 113 | }; |
| 114 | |
| 115 | /* Structures for transport headers. */ |
| 116 | |
| 117 | static const struct lttng_kernel_event_field *tcpfields[] = { |
| 118 | [0] = lttng_kernel_static_event_field("source_port", |
| 119 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 10), |
| 120 | false, false), |
| 121 | [1] = lttng_kernel_static_event_field("dest_port", |
| 122 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 10), |
| 123 | false, false), |
| 124 | [2] = lttng_kernel_static_event_field("seq", |
| 125 | lttng_kernel_static_type_integer_from_type(uint32_t, __BIG_ENDIAN, 10), |
| 126 | false, false), |
| 127 | [3] = lttng_kernel_static_event_field("ack_seq", |
| 128 | lttng_kernel_static_type_integer_from_type(uint32_t, __BIG_ENDIAN, 10), |
| 129 | false, false), |
| 130 | [4] = lttng_kernel_static_event_field("data_offset", |
| 131 | lttng_kernel_static_type_integer(4, 4, 0, __BIG_ENDIAN, 10), |
| 132 | false, false), |
| 133 | [5] = lttng_kernel_static_event_field("reserved", |
| 134 | lttng_kernel_static_type_integer(3, 1, 0, __BIG_ENDIAN, 10), |
| 135 | false, false), |
| 136 | [6] = lttng_kernel_static_event_field("flags", |
| 137 | lttng_kernel_static_type_integer(9, 1, 0, __BIG_ENDIAN, 16), |
| 138 | false, false), |
| 139 | [7] = lttng_kernel_static_event_field("window_size", |
| 140 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 10), |
| 141 | false, false), |
| 142 | [8] = lttng_kernel_static_event_field("checksum", |
| 143 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 16), |
| 144 | false, false), |
| 145 | [9] = lttng_kernel_static_event_field("urg_ptr", |
| 146 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 10), |
| 147 | false, false), |
| 148 | }; |
| 149 | |
| 150 | static const struct lttng_kernel_event_field *udpfields[] = { |
| 151 | [0] = lttng_kernel_static_event_field("source_port", |
| 152 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 10), |
| 153 | false, false), |
| 154 | [1] = lttng_kernel_static_event_field("dest_port", |
| 155 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 10), |
| 156 | false, false), |
| 157 | [2] = lttng_kernel_static_event_field("len", |
| 158 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 10), |
| 159 | false, false), |
| 160 | [3] = lttng_kernel_static_event_field("check", |
| 161 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 10), |
| 162 | false, false), |
| 163 | }; |
| 164 | |
| 165 | static const struct lttng_kernel_event_field *icmpfields[] = { |
| 166 | [0] = lttng_kernel_static_event_field("type", |
| 167 | lttng_kernel_static_type_integer_from_type(uint8_t, __BIG_ENDIAN, 10), |
| 168 | false, false), |
| 169 | [1] = lttng_kernel_static_event_field("code", |
| 170 | lttng_kernel_static_type_integer_from_type(uint8_t, __BIG_ENDIAN, 10), |
| 171 | false, false), |
| 172 | [2] = lttng_kernel_static_event_field("checksum", |
| 173 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 10), |
| 174 | false, false), |
| 175 | [3] = lttng_kernel_static_event_field("gateway", |
| 176 | lttng_kernel_static_type_integer_from_type(uint32_t, __BIG_ENDIAN, 10), |
| 177 | false, false), |
| 178 | }; |
| 179 | |
| 180 | static const struct lttng_kernel_event_field *transport_fields[] = { |
| 181 | [0] = lttng_kernel_static_event_field("unknown", |
| 182 | lttng_kernel_static_type_struct(ARRAY_SIZE(emptyfields), emptyfields, 0), |
| 183 | false, true), |
| 184 | [1] = lttng_kernel_static_event_field("tcp", |
| 185 | lttng_kernel_static_type_struct(ARRAY_SIZE(tcpfields), tcpfields, 0), |
| 186 | false, true), |
| 187 | [2] = lttng_kernel_static_event_field("udp", |
| 188 | lttng_kernel_static_type_struct(ARRAY_SIZE(udpfields), udpfields, 0), |
| 189 | false, true), |
| 190 | [3] = lttng_kernel_static_event_field("icmp", |
| 191 | lttng_kernel_static_type_struct(ARRAY_SIZE(icmpfields), icmpfields, 0), |
| 192 | false, true), |
| 193 | }; |
| 194 | |
| 195 | #endif /* LTTNG_CREATE_FIELD_METADATA */ |
| 196 | |
| 197 | LTTNG_TRACEPOINT_ENUM(proto_transport_header_type, |
| 198 | TP_ENUM_VALUES( |
| 199 | ctf_enum_range("_unknown", 0, IPPROTO_ICMP - 1) |
| 200 | ctf_enum_value("_icmp", IPPROTO_ICMP) |
| 201 | ctf_enum_range("_unknown", IPPROTO_ICMP + 1, IPPROTO_TCP - 1) |
| 202 | ctf_enum_value("_tcp", IPPROTO_TCP) |
| 203 | ctf_enum_range("_unknown", IPPROTO_TCP + 1, IPPROTO_UDP - 1) |
| 204 | ctf_enum_value("_udp", IPPROTO_UDP) |
| 205 | ctf_enum_range("_unknown", IPPROTO_UDP + 1, 255) |
| 206 | ) |
| 207 | ) |
| 208 | |
| 209 | LTTNG_TRACEPOINT_ENUM(transport_header_type, |
| 210 | TP_ENUM_VALUES( |
| 211 | ctf_enum_value("_unknown", TH_NONE) |
| 212 | ctf_enum_value("_tcp", TH_TCP) |
| 213 | ctf_enum_value("_udp", TH_UDP) |
| 214 | ctf_enum_value("_icmp", TH_ICMP) |
| 215 | ) |
| 216 | ) |
| 217 | |
| 218 | #ifdef LTTNG_CREATE_FIELD_METADATA |
| 219 | |
| 220 | /* Structures for network headers. */ |
| 221 | |
| 222 | static const struct lttng_kernel_event_field *ipv4fields[] = { |
| 223 | [0] = lttng_kernel_static_event_field("version", |
| 224 | lttng_kernel_static_type_integer(4, 4, 0, __BIG_ENDIAN, 10), |
| 225 | false, false), |
| 226 | [1] = lttng_kernel_static_event_field("ihl", |
| 227 | lttng_kernel_static_type_integer(4, 4, 0, __BIG_ENDIAN, 10), |
| 228 | false, false), |
| 229 | [2] = lttng_kernel_static_event_field("tos", |
| 230 | lttng_kernel_static_type_integer_from_type(uint8_t, __BIG_ENDIAN, 10), |
| 231 | false, false), |
| 232 | [3] = lttng_kernel_static_event_field("tot_len", |
| 233 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 10), |
| 234 | false, false), |
| 235 | [4] = lttng_kernel_static_event_field("id", |
| 236 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 16), |
| 237 | false, false), |
| 238 | [5] = lttng_kernel_static_event_field("frag_off", |
| 239 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 10), |
| 240 | false, false), |
| 241 | [6] = lttng_kernel_static_event_field("ttl", |
| 242 | lttng_kernel_static_type_integer_from_type(uint8_t, __BIG_ENDIAN, 10), |
| 243 | false, false), |
| 244 | [7] = lttng_kernel_static_event_field("protocol", |
| 245 | lttng_kernel_static_type_enum(&__enum_proto_transport_header_type, |
| 246 | lttng_kernel_static_type_integer_from_type(uint8_t, __BIG_ENDIAN, 10)), |
| 247 | false, false), |
| 248 | [8] = lttng_kernel_static_event_field("checksum", |
| 249 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 16), |
| 250 | false, false), |
| 251 | [9] = lttng_kernel_static_event_field("saddr", |
| 252 | lttng_kernel_static_type_array(4, |
| 253 | lttng_kernel_static_type_integer_from_type(uint8_t, __BIG_ENDIAN, 10), |
| 254 | lttng_alignof(uint8_t), none), |
| 255 | false, false), |
| 256 | [10] = lttng_kernel_static_event_field("daddr", |
| 257 | lttng_kernel_static_type_array(4, |
| 258 | lttng_kernel_static_type_integer_from_type(uint8_t, __BIG_ENDIAN, 10), |
| 259 | lttng_alignof(uint8_t), none), |
| 260 | false, false), |
| 261 | [11] = lttng_kernel_static_event_field("transport_header_type", |
| 262 | lttng_kernel_static_type_enum(&__enum_transport_header_type, |
| 263 | lttng_kernel_static_type_integer_from_type(uint8_t, __BYTE_ORDER, 10)), |
| 264 | false, false), |
| 265 | [12] = lttng_kernel_static_event_field("transport_header", |
| 266 | lttng_kernel_static_type_variant(ARRAY_SIZE(transport_fields), transport_fields, |
| 267 | NULL, 0), /* Previous field as tag. */ |
| 268 | false, false), |
| 269 | }; |
| 270 | |
| 271 | static const struct lttng_kernel_event_field *ipv6fields[] = { |
| 272 | [0] = lttng_kernel_static_event_field("version", |
| 273 | lttng_kernel_static_type_integer(4, 4, 0, __BIG_ENDIAN, 10), |
| 274 | false, false), |
| 275 | [1] = lttng_kernel_static_event_field("prio", |
| 276 | lttng_kernel_static_type_integer(4, 4, 0, __BIG_ENDIAN, 10), |
| 277 | false, false), |
| 278 | [2] = lttng_kernel_static_event_field("flow_lbl", |
| 279 | lttng_kernel_static_type_array(3, lttng_kernel_static_type_integer_from_type(uint8_t, __BIG_ENDIAN, 16), lttng_alignof(uint8_t), none), |
| 280 | false, false), |
| 281 | [3] = lttng_kernel_static_event_field("payload_len", |
| 282 | lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 10), |
| 283 | false, false), |
| 284 | [4] = lttng_kernel_static_event_field("nexthdr", |
| 285 | lttng_kernel_static_type_enum(&__enum_proto_transport_header_type, |
| 286 | lttng_kernel_static_type_integer_from_type(uint8_t, __BIG_ENDIAN, 10)), |
| 287 | false, false), |
| 288 | [5] = lttng_kernel_static_event_field("hop_limit", |
| 289 | lttng_kernel_static_type_integer_from_type(uint8_t, __BIG_ENDIAN, 10), |
| 290 | false, false), |
| 291 | [6] = lttng_kernel_static_event_field("saddr", |
| 292 | lttng_kernel_static_type_array(8, lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 16), lttng_alignof(uint16_t), none), |
| 293 | false, false), |
| 294 | [7] = lttng_kernel_static_event_field("daddr", |
| 295 | lttng_kernel_static_type_array(8, lttng_kernel_static_type_integer_from_type(uint16_t, __BIG_ENDIAN, 16), lttng_alignof(uint16_t), none), |
| 296 | false, false), |
| 297 | [8] = lttng_kernel_static_event_field("transport_header_type", |
| 298 | lttng_kernel_static_type_enum(&__enum_transport_header_type, |
| 299 | lttng_kernel_static_type_integer_from_type(uint8_t, __BYTE_ORDER, 10)), |
| 300 | false, false), |
| 301 | [9] = lttng_kernel_static_event_field("transport_header", |
| 302 | lttng_kernel_static_type_variant(ARRAY_SIZE(transport_fields), |
| 303 | transport_fields, NULL, 0), /* Previous field as tag. */ |
| 304 | false, false), |
| 305 | }; |
| 306 | |
| 307 | static const struct lttng_kernel_event_field *network_fields[] = { |
| 308 | [0] = lttng_kernel_static_event_field("unknown", |
| 309 | lttng_kernel_static_type_struct(0, emptyfields, 0), |
| 310 | false, false), |
| 311 | [1] = lttng_kernel_static_event_field("ipv4", |
| 312 | lttng_kernel_static_type_struct(ARRAY_SIZE(ipv4fields), ipv4fields, 0), |
| 313 | false, false), |
| 314 | [2] = lttng_kernel_static_event_field("ipv6", |
| 315 | lttng_kernel_static_type_struct(ARRAY_SIZE(ipv6fields), ipv6fields, 0), |
| 316 | false, false), |
| 317 | }; |
| 318 | |
| 319 | #endif /* LTTNG_CREATE_FIELD_METADATA */ |
| 320 | |
| 321 | LTTNG_TRACEPOINT_ENUM(net_network_header, |
| 322 | TP_ENUM_VALUES( |
| 323 | ctf_enum_value("_unknown", NH_NONE) |
| 324 | ctf_enum_value("_ipv4", NH_IPV4) |
| 325 | ctf_enum_value("_ipv6", NH_IPV6) |
| 326 | ) |
| 327 | ) |
| 328 | |
| 329 | LTTNG_TRACEPOINT_EVENT(net_dev_xmit, |
| 330 | |
| 331 | TP_PROTO(struct sk_buff *skb, |
| 332 | int rc, |
| 333 | struct net_device *dev, |
| 334 | unsigned int skb_len), |
| 335 | |
| 336 | TP_ARGS(skb, rc, dev, skb_len), |
| 337 | |
| 338 | TP_FIELDS( |
| 339 | ctf_integer_hex(void *, skbaddr, skb) |
| 340 | ctf_integer(int, rc, rc) |
| 341 | ctf_integer(unsigned int, len, skb_len) |
| 342 | ctf_string(name, dev->name) |
| 343 | ) |
| 344 | ) |
| 345 | |
| 346 | LTTNG_TRACEPOINT_EVENT_CLASS(net_dev_template, |
| 347 | |
| 348 | TP_PROTO(struct sk_buff *skb), |
| 349 | |
| 350 | TP_ARGS(skb), |
| 351 | |
| 352 | TP_FIELDS( |
| 353 | ctf_integer_hex(void *, skbaddr, skb) |
| 354 | ctf_integer(unsigned int, len, skb->len) |
| 355 | ctf_string(name, skb->dev->name) |
| 356 | ctf_enum(net_network_header, unsigned char, |
| 357 | network_header_type, __get_network_header_type(skb)) |
| 358 | ctf_custom_field( |
| 359 | ctf_custom_type( |
| 360 | lttng_kernel_static_type_variant(ARRAY_SIZE(network_fields), |
| 361 | network_fields, NULL, 0) /* Previous field as tag. */ |
| 362 | ), |
| 363 | network_header, |
| 364 | ctf_custom_code( |
| 365 | bool has_network_header = false; |
| 366 | |
| 367 | /* Copy the network header. */ |
| 368 | switch (__get_network_header_type(skb)) { |
| 369 | case NH_IPV4: { |
| 370 | ctf_align(uint16_t) |
| 371 | ctf_array_type(uint8_t, ip_hdr(skb), |
| 372 | sizeof(struct iphdr)) |
| 373 | has_network_header = true; |
| 374 | break; |
| 375 | } |
| 376 | case NH_IPV6: { |
| 377 | ctf_align(uint16_t) |
| 378 | ctf_array_type(uint8_t, ipv6_hdr(skb), |
| 379 | sizeof(struct ipv6hdr)) |
| 380 | has_network_header = true; |
| 381 | break; |
| 382 | } |
| 383 | default: |
| 384 | /* |
| 385 | * For any other network header |
| 386 | * type, there is nothing to do. |
| 387 | */ |
| 388 | break; |
| 389 | } |
| 390 | |
| 391 | if (has_network_header) { |
| 392 | enum transport_header_types th_type = |
| 393 | __get_transport_header_type(skb); |
| 394 | |
| 395 | /* Transport header type field. */ |
| 396 | ctf_integer_type(unsigned char, th_type) |
| 397 | |
| 398 | /* Copy the transport header. */ |
| 399 | switch (th_type) { |
| 400 | case TH_TCP: { |
| 401 | ctf_align(uint32_t) |
| 402 | ctf_array_type(uint8_t, tcp_hdr(skb), |
| 403 | sizeof(struct tcphdr)) |
| 404 | break; |
| 405 | } |
| 406 | case TH_UDP: { |
| 407 | ctf_align(uint32_t) |
| 408 | ctf_array_type(uint8_t, udp_hdr(skb), |
| 409 | sizeof(struct udphdr)) |
| 410 | break; |
| 411 | } |
| 412 | case TH_ICMP: { |
| 413 | ctf_align(uint32_t) |
| 414 | ctf_array_type(uint8_t, icmp_hdr(skb), |
| 415 | sizeof(struct icmphdr)) |
| 416 | break; |
| 417 | } |
| 418 | default: |
| 419 | /* |
| 420 | * For any other transport header type, |
| 421 | * there is nothing to do. |
| 422 | */ |
| 423 | break; |
| 424 | } |
| 425 | } |
| 426 | ) |
| 427 | ) |
| 428 | ) |
| 429 | ) |
| 430 | |
| 431 | LTTNG_TRACEPOINT_EVENT_INSTANCE(net_dev_template, net_dev_queue, |
| 432 | |
| 433 | TP_PROTO(struct sk_buff *skb), |
| 434 | |
| 435 | TP_ARGS(skb) |
| 436 | ) |
| 437 | |
| 438 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_template, |
| 439 | |
| 440 | netif_receive_skb, |
| 441 | |
| 442 | net_if_receive_skb, |
| 443 | |
| 444 | TP_PROTO(struct sk_buff *skb), |
| 445 | |
| 446 | TP_ARGS(skb) |
| 447 | ) |
| 448 | |
| 449 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_template, |
| 450 | |
| 451 | netif_rx, |
| 452 | |
| 453 | net_if_rx, |
| 454 | |
| 455 | TP_PROTO(struct sk_buff *skb), |
| 456 | |
| 457 | TP_ARGS(skb) |
| 458 | ) |
| 459 | |
| 460 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,14,0)) |
| 461 | |
| 462 | /* Trace events for the receive entry points */ |
| 463 | LTTNG_TRACEPOINT_EVENT_CLASS(net_dev_receive_entry_template, |
| 464 | |
| 465 | TP_PROTO(const struct sk_buff *skb), |
| 466 | |
| 467 | TP_ARGS(skb), |
| 468 | |
| 469 | TP_FIELDS( |
| 470 | ctf_integer_hex(const void *, skbaddr, skb) |
| 471 | ) |
| 472 | ) |
| 473 | |
| 474 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_entry_template, |
| 475 | |
| 476 | napi_gro_frags_entry, |
| 477 | |
| 478 | net_napi_gro_frags_entry, |
| 479 | |
| 480 | TP_PROTO(const struct sk_buff *skb), |
| 481 | |
| 482 | TP_ARGS(skb) |
| 483 | ) |
| 484 | |
| 485 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_entry_template, |
| 486 | |
| 487 | napi_gro_receive_entry, |
| 488 | |
| 489 | net_napi_gro_receive_entry, |
| 490 | |
| 491 | TP_PROTO(const struct sk_buff *skb), |
| 492 | |
| 493 | TP_ARGS(skb) |
| 494 | ) |
| 495 | |
| 496 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_entry_template, |
| 497 | |
| 498 | netif_receive_skb_entry, |
| 499 | |
| 500 | net_if_receive_skb_entry, |
| 501 | |
| 502 | TP_PROTO(const struct sk_buff *skb), |
| 503 | |
| 504 | TP_ARGS(skb) |
| 505 | ) |
| 506 | |
| 507 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_entry_template, |
| 508 | |
| 509 | netif_rx_entry, |
| 510 | |
| 511 | net_if_rx_entry, |
| 512 | |
| 513 | TP_PROTO(const struct sk_buff *skb), |
| 514 | |
| 515 | TP_ARGS(skb) |
| 516 | ) |
| 517 | |
| 518 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_entry_template, |
| 519 | |
| 520 | netif_rx_ni_entry, |
| 521 | |
| 522 | net_if_rx_ni_entry, |
| 523 | |
| 524 | TP_PROTO(const struct sk_buff *skb), |
| 525 | |
| 526 | TP_ARGS(skb) |
| 527 | ) |
| 528 | |
| 529 | #endif /* kernel > 3.14 */ |
| 530 | |
| 531 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,19,0)) |
| 532 | |
| 533 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_entry_template, |
| 534 | |
| 535 | netif_receive_skb_list_entry, |
| 536 | |
| 537 | net_if_receive_skb_list_entry, |
| 538 | |
| 539 | TP_PROTO(const struct sk_buff *skb), |
| 540 | |
| 541 | TP_ARGS(skb) |
| 542 | ) |
| 543 | |
| 544 | #endif /* kernel > 4.19 */ |
| 545 | |
| 546 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,0,0)) |
| 547 | |
| 548 | /* Trace events for the receive exit points */ |
| 549 | LTTNG_TRACEPOINT_EVENT_CLASS(net_dev_receive_exit_template, |
| 550 | |
| 551 | TP_PROTO(int ret), |
| 552 | |
| 553 | TP_ARGS(ret), |
| 554 | |
| 555 | TP_FIELDS( |
| 556 | ctf_integer(int, ret, ret) |
| 557 | ) |
| 558 | ) |
| 559 | |
| 560 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_exit_template, |
| 561 | |
| 562 | napi_gro_frags_exit, |
| 563 | |
| 564 | net_napi_gro_frags_exit, |
| 565 | |
| 566 | TP_PROTO(int ret), |
| 567 | |
| 568 | TP_ARGS(ret) |
| 569 | ) |
| 570 | |
| 571 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_exit_template, |
| 572 | |
| 573 | napi_gro_receive_exit, |
| 574 | |
| 575 | net_napi_gro_receive_exit, |
| 576 | |
| 577 | TP_PROTO(int ret), |
| 578 | |
| 579 | TP_ARGS(ret) |
| 580 | ) |
| 581 | |
| 582 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_exit_template, |
| 583 | |
| 584 | netif_receive_skb_exit, |
| 585 | |
| 586 | net_if_receive_skb_exit, |
| 587 | |
| 588 | TP_PROTO(int ret), |
| 589 | |
| 590 | TP_ARGS(ret) |
| 591 | ) |
| 592 | |
| 593 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_exit_template, |
| 594 | |
| 595 | netif_rx_exit, |
| 596 | |
| 597 | net_if_rx_exit, |
| 598 | |
| 599 | TP_PROTO(int ret), |
| 600 | |
| 601 | TP_ARGS(ret) |
| 602 | ) |
| 603 | |
| 604 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_exit_template, |
| 605 | |
| 606 | netif_rx_ni_exit, |
| 607 | |
| 608 | net_if_rx_ni_exit, |
| 609 | |
| 610 | TP_PROTO(int ret), |
| 611 | |
| 612 | TP_ARGS(ret) |
| 613 | ) |
| 614 | |
| 615 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_receive_exit_template, |
| 616 | |
| 617 | netif_receive_skb_list_exit, |
| 618 | |
| 619 | net_if_receive_skb_list_exit, |
| 620 | |
| 621 | TP_PROTO(int ret), |
| 622 | |
| 623 | TP_ARGS(ret) |
| 624 | ) |
| 625 | |
| 626 | #endif /* kernel > 5.0.0 */ |
| 627 | |
| 628 | #endif /* LTTNG_TRACE_NET_H */ |
| 629 | |
| 630 | /* This part must be outside protection */ |
| 631 | #include <lttng/define_trace.h> |