| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | #undef TRACE_SYSTEM |
| 3 | #define TRACE_SYSTEM random |
| 4 | |
| 5 | #if !defined(LTTNG_TRACE_RANDOM_H) || defined(TRACE_HEADER_MULTI_READ) |
| 6 | #define LTTNG_TRACE_RANDOM_H |
| 7 | |
| 8 | #include <lttng/tracepoint-event.h> |
| 9 | #include <linux/writeback.h> |
| 10 | |
| 11 | LTTNG_TRACEPOINT_EVENT_MAP(add_device_randomness, |
| 12 | |
| 13 | random_add_device_randomness, |
| 14 | |
| 15 | TP_PROTO(int bytes, unsigned long IP), |
| 16 | |
| 17 | TP_ARGS(bytes, IP), |
| 18 | |
| 19 | TP_FIELDS( |
| 20 | ctf_integer(int, bytes, bytes) |
| 21 | ctf_integer_hex(unsigned long, IP, IP) |
| 22 | ) |
| 23 | ) |
| 24 | |
| 25 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0)) |
| 26 | LTTNG_TRACEPOINT_EVENT_CLASS(random__mix_pool_bytes, |
| 27 | TP_PROTO(int bytes, unsigned long IP), |
| 28 | |
| 29 | TP_ARGS(bytes, IP), |
| 30 | |
| 31 | TP_FIELDS( |
| 32 | ctf_integer(int, bytes, bytes) |
| 33 | ctf_integer_hex(unsigned long, IP, IP) |
| 34 | ) |
| 35 | ) |
| 36 | |
| 37 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__mix_pool_bytes, mix_pool_bytes, |
| 38 | |
| 39 | random_mix_pool_bytes, |
| 40 | |
| 41 | TP_PROTO(int bytes, unsigned long IP), |
| 42 | |
| 43 | TP_ARGS(bytes, IP) |
| 44 | ) |
| 45 | |
| 46 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__mix_pool_bytes, mix_pool_bytes_nolock, |
| 47 | |
| 48 | random_mix_pool_bytes_nolock, |
| 49 | |
| 50 | TP_PROTO(int bytes, unsigned long IP), |
| 51 | |
| 52 | TP_ARGS(bytes, IP) |
| 53 | ) |
| 54 | #else |
| 55 | LTTNG_TRACEPOINT_EVENT_CLASS(random__mix_pool_bytes, |
| 56 | TP_PROTO(const char *pool_name, int bytes, unsigned long IP), |
| 57 | |
| 58 | TP_ARGS(pool_name, bytes, IP), |
| 59 | |
| 60 | TP_FIELDS( |
| 61 | ctf_string(pool_name, pool_name) |
| 62 | ctf_integer(int, bytes, bytes) |
| 63 | ctf_integer_hex(unsigned long, IP, IP) |
| 64 | ) |
| 65 | ) |
| 66 | |
| 67 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__mix_pool_bytes, mix_pool_bytes, |
| 68 | |
| 69 | random_mix_pool_bytes, |
| 70 | |
| 71 | TP_PROTO(const char *pool_name, int bytes, unsigned long IP), |
| 72 | |
| 73 | TP_ARGS(pool_name, bytes, IP) |
| 74 | ) |
| 75 | |
| 76 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__mix_pool_bytes, mix_pool_bytes_nolock, |
| 77 | |
| 78 | random_mix_pool_bytes_nolock, |
| 79 | |
| 80 | TP_PROTO(const char *pool_name, int bytes, unsigned long IP), |
| 81 | |
| 82 | TP_ARGS(pool_name, bytes, IP) |
| 83 | ) |
| 84 | #endif |
| 85 | |
| 86 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0)) |
| 87 | LTTNG_TRACEPOINT_EVENT_MAP(credit_entropy_bits, |
| 88 | |
| 89 | random_credit_entropy_bits, |
| 90 | |
| 91 | TP_PROTO(int bits, int entropy_count, unsigned long IP), |
| 92 | |
| 93 | TP_ARGS(bits, entropy_count, IP), |
| 94 | |
| 95 | TP_FIELDS( |
| 96 | ctf_integer(int, bits, bits) |
| 97 | ctf_integer(int, entropy_count, entropy_count) |
| 98 | ctf_integer_hex(unsigned long, IP, IP) |
| 99 | ) |
| 100 | ) |
| 101 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,2,0)) |
| 102 | LTTNG_TRACEPOINT_EVENT_MAP(credit_entropy_bits, |
| 103 | |
| 104 | random_credit_entropy_bits, |
| 105 | |
| 106 | TP_PROTO(const char *pool_name, int bits, int entropy_count, |
| 107 | unsigned long IP), |
| 108 | |
| 109 | TP_ARGS(pool_name, bits, entropy_count, IP), |
| 110 | |
| 111 | TP_FIELDS( |
| 112 | ctf_string(pool_name, pool_name) |
| 113 | ctf_integer(int, bits, bits) |
| 114 | ctf_integer(int, entropy_count, entropy_count) |
| 115 | ctf_integer_hex(unsigned long, IP, IP) |
| 116 | ) |
| 117 | ) |
| 118 | #else |
| 119 | LTTNG_TRACEPOINT_EVENT_MAP(credit_entropy_bits, |
| 120 | |
| 121 | random_credit_entropy_bits, |
| 122 | |
| 123 | TP_PROTO(const char *pool_name, int bits, int entropy_count, |
| 124 | int entropy_total, unsigned long IP), |
| 125 | |
| 126 | TP_ARGS(pool_name, bits, entropy_count, entropy_total, IP), |
| 127 | |
| 128 | TP_FIELDS( |
| 129 | ctf_string(pool_name, pool_name) |
| 130 | ctf_integer(int, bits, bits) |
| 131 | ctf_integer(int, entropy_count, entropy_count) |
| 132 | ctf_integer(int, entropy_total, entropy_total) |
| 133 | ctf_integer_hex(unsigned long, IP, IP) |
| 134 | ) |
| 135 | ) |
| 136 | #endif |
| 137 | |
| 138 | LTTNG_TRACEPOINT_EVENT_MAP(push_to_pool, |
| 139 | |
| 140 | random_push_to_pool, |
| 141 | |
| 142 | TP_PROTO(const char *pool_name, int pool_bits, int input_bits), |
| 143 | |
| 144 | TP_ARGS(pool_name, pool_bits, input_bits), |
| 145 | |
| 146 | TP_FIELDS( |
| 147 | ctf_string(pool_name, pool_name) |
| 148 | ctf_integer(int, pool_bits, pool_bits) |
| 149 | ctf_integer(int, input_bits, input_bits) |
| 150 | ) |
| 151 | ) |
| 152 | |
| 153 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0)) |
| 154 | LTTNG_TRACEPOINT_EVENT_MAP(debit_entropy, |
| 155 | |
| 156 | random_debit_entropy, |
| 157 | |
| 158 | TP_PROTO(int debit_bits), |
| 159 | |
| 160 | TP_ARGS(debit_bits), |
| 161 | |
| 162 | TP_FIELDS( |
| 163 | ctf_integer(int, debit_bits, debit_bits) |
| 164 | ) |
| 165 | ) |
| 166 | #else |
| 167 | LTTNG_TRACEPOINT_EVENT_MAP(debit_entropy, |
| 168 | |
| 169 | random_debit_entropy, |
| 170 | |
| 171 | TP_PROTO(const char *pool_name, int debit_bits), |
| 172 | |
| 173 | TP_ARGS(pool_name, debit_bits), |
| 174 | |
| 175 | TP_FIELDS( |
| 176 | ctf_string(pool_name, pool_name) |
| 177 | ctf_integer(int, debit_bits, debit_bits) |
| 178 | ) |
| 179 | ) |
| 180 | #endif |
| 181 | |
| 182 | LTTNG_TRACEPOINT_EVENT_MAP(add_input_randomness, |
| 183 | |
| 184 | random_add_input_randomness, |
| 185 | |
| 186 | TP_PROTO(int input_bits), |
| 187 | |
| 188 | TP_ARGS(input_bits), |
| 189 | |
| 190 | TP_FIELDS( |
| 191 | ctf_integer(int, input_bits, input_bits) |
| 192 | ) |
| 193 | ) |
| 194 | |
| 195 | LTTNG_TRACEPOINT_EVENT_MAP(add_disk_randomness, |
| 196 | |
| 197 | random_add_disk_randomness, |
| 198 | |
| 199 | TP_PROTO(dev_t dev, int input_bits), |
| 200 | |
| 201 | TP_ARGS(dev, input_bits), |
| 202 | |
| 203 | TP_FIELDS( |
| 204 | ctf_integer(dev_t, dev, dev) |
| 205 | ctf_integer(int, input_bits, input_bits) |
| 206 | ) |
| 207 | ) |
| 208 | |
| 209 | LTTNG_TRACEPOINT_EVENT_MAP(xfer_secondary_pool, |
| 210 | |
| 211 | random_xfer_secondary_pool, |
| 212 | |
| 213 | TP_PROTO(const char *pool_name, int xfer_bits, int request_bits, |
| 214 | int pool_entropy, int input_entropy), |
| 215 | |
| 216 | TP_ARGS(pool_name, xfer_bits, request_bits, pool_entropy, |
| 217 | input_entropy), |
| 218 | |
| 219 | TP_FIELDS( |
| 220 | ctf_string(pool_name, pool_name) |
| 221 | ctf_integer(int, xfer_bits, xfer_bits) |
| 222 | ctf_integer(int, request_bits, request_bits) |
| 223 | ctf_integer(int, pool_entropy, pool_entropy) |
| 224 | ctf_integer(int, input_entropy, input_entropy) |
| 225 | ) |
| 226 | ) |
| 227 | |
| 228 | LTTNG_TRACEPOINT_EVENT_CLASS(random__get_random_bytes, |
| 229 | |
| 230 | TP_PROTO(int nbytes, unsigned long IP), |
| 231 | |
| 232 | TP_ARGS(nbytes, IP), |
| 233 | |
| 234 | TP_FIELDS( |
| 235 | ctf_integer(int, nbytes, nbytes) |
| 236 | ctf_integer_hex(unsigned long, IP, IP) |
| 237 | ) |
| 238 | ) |
| 239 | |
| 240 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__get_random_bytes, get_random_bytes, |
| 241 | |
| 242 | random_get_random_bytes, |
| 243 | |
| 244 | TP_PROTO(int nbytes, unsigned long IP), |
| 245 | |
| 246 | TP_ARGS(nbytes, IP) |
| 247 | ) |
| 248 | |
| 249 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__get_random_bytes, get_random_bytes_arch, |
| 250 | |
| 251 | random_get_random_bytes_arch, |
| 252 | |
| 253 | TP_PROTO(int nbytes, unsigned long IP), |
| 254 | |
| 255 | TP_ARGS(nbytes, IP) |
| 256 | ) |
| 257 | |
| 258 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0)) |
| 259 | LTTNG_TRACEPOINT_EVENT_CLASS(random__extract_entropy, |
| 260 | TP_PROTO(int nbytes, int entropy_count, unsigned long IP), |
| 261 | |
| 262 | TP_ARGS(nbytes, entropy_count, IP), |
| 263 | |
| 264 | TP_FIELDS( |
| 265 | ctf_integer(int, nbytes, nbytes) |
| 266 | ctf_integer(int, entropy_count, entropy_count) |
| 267 | ctf_integer_hex(unsigned long, IP, IP) |
| 268 | ) |
| 269 | ) |
| 270 | |
| 271 | |
| 272 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__extract_entropy, extract_entropy, |
| 273 | |
| 274 | random_extract_entropy, |
| 275 | |
| 276 | TP_PROTO(int nbytes, int entropy_count, unsigned long IP), |
| 277 | |
| 278 | TP_ARGS(nbytes, entropy_count, IP) |
| 279 | ) |
| 280 | |
| 281 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__extract_entropy, extract_entropy_user, |
| 282 | |
| 283 | random_extract_entropy_user, |
| 284 | |
| 285 | TP_PROTO(int nbytes, int entropy_count, unsigned long IP), |
| 286 | |
| 287 | TP_ARGS(nbytes, entropy_count, IP) |
| 288 | ) |
| 289 | #else |
| 290 | LTTNG_TRACEPOINT_EVENT_CLASS(random__extract_entropy, |
| 291 | TP_PROTO(const char *pool_name, int nbytes, int entropy_count, |
| 292 | unsigned long IP), |
| 293 | |
| 294 | TP_ARGS(pool_name, nbytes, entropy_count, IP), |
| 295 | |
| 296 | TP_FIELDS( |
| 297 | ctf_string(pool_name, pool_name) |
| 298 | ctf_integer(int, nbytes, nbytes) |
| 299 | ctf_integer(int, entropy_count, entropy_count) |
| 300 | ctf_integer_hex(unsigned long, IP, IP) |
| 301 | ) |
| 302 | ) |
| 303 | |
| 304 | |
| 305 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__extract_entropy, extract_entropy, |
| 306 | |
| 307 | random_extract_entropy, |
| 308 | |
| 309 | TP_PROTO(const char *pool_name, int nbytes, int entropy_count, |
| 310 | unsigned long IP), |
| 311 | |
| 312 | TP_ARGS(pool_name, nbytes, entropy_count, IP) |
| 313 | ) |
| 314 | |
| 315 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__extract_entropy, extract_entropy_user, |
| 316 | |
| 317 | random_extract_entropy_user, |
| 318 | |
| 319 | TP_PROTO(const char *pool_name, int nbytes, int entropy_count, |
| 320 | unsigned long IP), |
| 321 | |
| 322 | TP_ARGS(pool_name, nbytes, entropy_count, IP) |
| 323 | ) |
| 324 | #endif |
| 325 | |
| 326 | LTTNG_TRACEPOINT_EVENT_MAP(random_read, |
| 327 | |
| 328 | random_random_read, |
| 329 | |
| 330 | TP_PROTO(int got_bits, int need_bits, int pool_left, int input_left), |
| 331 | |
| 332 | TP_ARGS(got_bits, need_bits, pool_left, input_left), |
| 333 | |
| 334 | TP_FIELDS( |
| 335 | ctf_integer(int, got_bits, got_bits) |
| 336 | ctf_integer(int, need_bits, need_bits) |
| 337 | ctf_integer(int, pool_left, pool_left) |
| 338 | ctf_integer(int, input_left, input_left) |
| 339 | ) |
| 340 | ) |
| 341 | |
| 342 | LTTNG_TRACEPOINT_EVENT_MAP(urandom_read, |
| 343 | |
| 344 | random_urandom_read, |
| 345 | |
| 346 | TP_PROTO(int got_bits, int pool_left, int input_left), |
| 347 | |
| 348 | TP_ARGS(got_bits, pool_left, input_left), |
| 349 | |
| 350 | TP_FIELDS( |
| 351 | ctf_integer(int, got_bits, got_bits) |
| 352 | ctf_integer(int, pool_left, pool_left) |
| 353 | ctf_integer(int, input_left, input_left) |
| 354 | ) |
| 355 | ) |
| 356 | |
| 357 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,9,0)) |
| 358 | LTTNG_TRACEPOINT_EVENT_MAP(prandom_u32, |
| 359 | |
| 360 | random_prandom_u32, |
| 361 | |
| 362 | TP_PROTO(unsigned int ret), |
| 363 | |
| 364 | TP_ARGS(ret), |
| 365 | |
| 366 | TP_FIELDS( |
| 367 | ctf_integer(unsigned int, ret, ret) |
| 368 | ) |
| 369 | ) |
| 370 | #endif |
| 371 | |
| 372 | |
| 373 | #endif /* LTTNG_TRACE_RANDOM_H */ |
| 374 | |
| 375 | /* This part must be outside protection */ |
| 376 | #include <lttng/define_trace.h> |