| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | #undef TRACE_SYSTEM |
| 3 | #define TRACE_SYSTEM kmem |
| 4 | |
| 5 | #if !defined(LTTNG_TRACE_KMEM_H) || defined(TRACE_HEADER_MULTI_READ) |
| 6 | #define LTTNG_TRACE_KMEM_H |
| 7 | |
| 8 | #include <lttng/tracepoint-event.h> |
| 9 | #include <linux/types.h> |
| 10 | #include <lttng/kernel-version.h> |
| 11 | |
| 12 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,0,0)) |
| 13 | #include <../../mm/slab.h> |
| 14 | #endif |
| 15 | |
| 16 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,1,0)) |
| 17 | LTTNG_TRACEPOINT_EVENT_MAP(kmalloc, |
| 18 | |
| 19 | kmem_kmalloc, |
| 20 | |
| 21 | TP_PROTO(unsigned long call_site, |
| 22 | const void *ptr, |
| 23 | size_t bytes_req, |
| 24 | size_t bytes_alloc, |
| 25 | gfp_t gfp_flags, |
| 26 | int node), |
| 27 | |
| 28 | TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node), |
| 29 | |
| 30 | TP_FIELDS( |
| 31 | ctf_integer_hex(unsigned long, call_site, call_site) |
| 32 | ctf_integer_hex(const void *, ptr, ptr) |
| 33 | ctf_integer(size_t, bytes_req, bytes_req) |
| 34 | ctf_integer(size_t, bytes_alloc, bytes_alloc) |
| 35 | ctf_integer(gfp_t, gfp_flags, gfp_flags) |
| 36 | ctf_integer(int, node, node) |
| 37 | ctf_integer(bool, accounted, (IS_ENABLED(CONFIG_MEMCG_KMEM) && |
| 38 | (gfp_flags & __GFP_ACCOUNT) ? true : false)) |
| 39 | ) |
| 40 | ) |
| 41 | |
| 42 | LTTNG_TRACEPOINT_EVENT(kmem_cache_alloc, |
| 43 | |
| 44 | TP_PROTO(unsigned long call_site, |
| 45 | const void *ptr, |
| 46 | struct kmem_cache *s, |
| 47 | gfp_t gfp_flags, |
| 48 | int node), |
| 49 | |
| 50 | TP_ARGS(call_site, ptr, s, gfp_flags, node), |
| 51 | |
| 52 | TP_FIELDS( |
| 53 | ctf_integer_hex(unsigned long, call_site, call_site) |
| 54 | ctf_integer_hex(const void *, ptr, ptr) |
| 55 | ctf_integer(size_t, bytes_req, s->object_size) |
| 56 | ctf_integer(size_t, bytes_alloc, s->size) |
| 57 | ctf_integer(gfp_t, gfp_flags, gfp_flags) |
| 58 | ctf_integer(int, node, node) |
| 59 | ctf_integer(bool, accounted, IS_ENABLED(CONFIG_MEMCG_KMEM) ? |
| 60 | ((gfp_flags & __GFP_ACCOUNT) || |
| 61 | (s->flags & SLAB_ACCOUNT)) : false) |
| 62 | ) |
| 63 | ) |
| 64 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,0,0) || \ |
| 65 | LTTNG_RHEL_KERNEL_RANGE(5,14,0,163,0,0, 5,15,0,0,0,0)) |
| 66 | |
| 67 | LTTNG_TRACEPOINT_EVENT_CLASS(kmem_alloc, |
| 68 | |
| 69 | TP_PROTO(unsigned long call_site, |
| 70 | const void *ptr, |
| 71 | struct kmem_cache *s, |
| 72 | size_t bytes_req, |
| 73 | size_t bytes_alloc, |
| 74 | gfp_t gfp_flags), |
| 75 | |
| 76 | TP_ARGS(call_site, ptr, s, bytes_req, bytes_alloc, gfp_flags), |
| 77 | |
| 78 | TP_FIELDS( |
| 79 | ctf_integer_hex(unsigned long, call_site, call_site) |
| 80 | ctf_integer_hex(const void *, ptr, ptr) |
| 81 | ctf_integer(size_t, bytes_req, bytes_req) |
| 82 | ctf_integer(size_t, bytes_alloc, bytes_alloc) |
| 83 | ctf_integer(gfp_t, gfp_flags, gfp_flags) |
| 84 | ctf_integer(bool, accounted, IS_ENABLED(CONFIG_MEMCG_KMEM) ? |
| 85 | ((gfp_flags & __GFP_ACCOUNT) || |
| 86 | (s && s->flags & SLAB_ACCOUNT)) : false) |
| 87 | ) |
| 88 | ) |
| 89 | |
| 90 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_alloc, kmalloc, |
| 91 | |
| 92 | kmem_kmalloc, |
| 93 | |
| 94 | TP_PROTO(unsigned long call_site, const void *ptr, struct kmem_cache *s, |
| 95 | size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags), |
| 96 | |
| 97 | TP_ARGS(call_site, ptr, s, bytes_req, bytes_alloc, gfp_flags) |
| 98 | ) |
| 99 | |
| 100 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_alloc, kmem_cache_alloc, |
| 101 | |
| 102 | TP_PROTO(unsigned long call_site, const void *ptr, struct kmem_cache *s, |
| 103 | size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags), |
| 104 | |
| 105 | TP_ARGS(call_site, ptr, s, bytes_req, bytes_alloc, gfp_flags) |
| 106 | ) |
| 107 | #else |
| 108 | LTTNG_TRACEPOINT_EVENT_CLASS(kmem_alloc, |
| 109 | |
| 110 | TP_PROTO(unsigned long call_site, |
| 111 | const void *ptr, |
| 112 | size_t bytes_req, |
| 113 | size_t bytes_alloc, |
| 114 | gfp_t gfp_flags), |
| 115 | |
| 116 | TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags), |
| 117 | |
| 118 | TP_FIELDS( |
| 119 | ctf_integer_hex(unsigned long, call_site, call_site) |
| 120 | ctf_integer_hex(const void *, ptr, ptr) |
| 121 | ctf_integer(size_t, bytes_req, bytes_req) |
| 122 | ctf_integer(size_t, bytes_alloc, bytes_alloc) |
| 123 | ctf_integer(gfp_t, gfp_flags, gfp_flags) |
| 124 | ) |
| 125 | ) |
| 126 | |
| 127 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_alloc, kmalloc, |
| 128 | |
| 129 | kmem_kmalloc, |
| 130 | |
| 131 | TP_PROTO(unsigned long call_site, const void *ptr, |
| 132 | size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags), |
| 133 | |
| 134 | TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags) |
| 135 | ) |
| 136 | |
| 137 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_alloc, kmem_cache_alloc, |
| 138 | |
| 139 | TP_PROTO(unsigned long call_site, const void *ptr, |
| 140 | size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags), |
| 141 | |
| 142 | TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags) |
| 143 | ) |
| 144 | #endif |
| 145 | |
| 146 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,0,0) || \ |
| 147 | LTTNG_RHEL_KERNEL_RANGE(5,14,0,163,0,0, 5,15,0,0,0,0)) |
| 148 | |
| 149 | LTTNG_TRACEPOINT_EVENT_CLASS(kmem_alloc_node, |
| 150 | |
| 151 | TP_PROTO(unsigned long call_site, |
| 152 | const void *ptr, |
| 153 | struct kmem_cache *s, |
| 154 | size_t bytes_req, |
| 155 | size_t bytes_alloc, |
| 156 | gfp_t gfp_flags, |
| 157 | int node), |
| 158 | |
| 159 | TP_ARGS(call_site, ptr, s, bytes_req, bytes_alloc, gfp_flags, node), |
| 160 | |
| 161 | TP_FIELDS( |
| 162 | ctf_integer_hex(unsigned long, call_site, call_site) |
| 163 | ctf_integer_hex(const void *, ptr, ptr) |
| 164 | ctf_integer(size_t, bytes_req, bytes_req) |
| 165 | ctf_integer(size_t, bytes_alloc, bytes_alloc) |
| 166 | ctf_integer(gfp_t, gfp_flags, gfp_flags) |
| 167 | ctf_integer(int, node, node) |
| 168 | ctf_integer(bool, accounted, IS_ENABLED(CONFIG_MEMCG_KMEM) ? |
| 169 | ((gfp_flags & __GFP_ACCOUNT) || |
| 170 | (s && s->flags & SLAB_ACCOUNT)) : false) |
| 171 | ) |
| 172 | ) |
| 173 | |
| 174 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_alloc_node, kmalloc_node, |
| 175 | |
| 176 | kmem_kmalloc_node, |
| 177 | |
| 178 | TP_PROTO(unsigned long call_site, const void *ptr, |
| 179 | struct kmem_cache *s, size_t bytes_req, size_t bytes_alloc, |
| 180 | gfp_t gfp_flags, int node), |
| 181 | |
| 182 | TP_ARGS(call_site, ptr, s, bytes_req, bytes_alloc, gfp_flags, node) |
| 183 | ) |
| 184 | |
| 185 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_alloc_node, kmem_cache_alloc_node, |
| 186 | |
| 187 | TP_PROTO(unsigned long call_site, const void *ptr, |
| 188 | struct kmem_cache *s, size_t bytes_req, size_t bytes_alloc, |
| 189 | gfp_t gfp_flags, int node), |
| 190 | |
| 191 | TP_ARGS(call_site, ptr, s, bytes_req, bytes_alloc, gfp_flags, node) |
| 192 | ) |
| 193 | #else |
| 194 | LTTNG_TRACEPOINT_EVENT_CLASS(kmem_alloc_node, |
| 195 | |
| 196 | TP_PROTO(unsigned long call_site, |
| 197 | const void *ptr, |
| 198 | size_t bytes_req, |
| 199 | size_t bytes_alloc, |
| 200 | gfp_t gfp_flags, |
| 201 | int node), |
| 202 | |
| 203 | TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node), |
| 204 | |
| 205 | TP_FIELDS( |
| 206 | ctf_integer_hex(unsigned long, call_site, call_site) |
| 207 | ctf_integer_hex(const void *, ptr, ptr) |
| 208 | ctf_integer(size_t, bytes_req, bytes_req) |
| 209 | ctf_integer(size_t, bytes_alloc, bytes_alloc) |
| 210 | ctf_integer(gfp_t, gfp_flags, gfp_flags) |
| 211 | ctf_integer(int, node, node) |
| 212 | ) |
| 213 | ) |
| 214 | |
| 215 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_alloc_node, kmalloc_node, |
| 216 | |
| 217 | kmem_kmalloc_node, |
| 218 | |
| 219 | TP_PROTO(unsigned long call_site, const void *ptr, |
| 220 | size_t bytes_req, size_t bytes_alloc, |
| 221 | gfp_t gfp_flags, int node), |
| 222 | |
| 223 | TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node) |
| 224 | ) |
| 225 | |
| 226 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_alloc_node, kmem_cache_alloc_node, |
| 227 | |
| 228 | TP_PROTO(unsigned long call_site, const void *ptr, |
| 229 | size_t bytes_req, size_t bytes_alloc, |
| 230 | gfp_t gfp_flags, int node), |
| 231 | |
| 232 | TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node) |
| 233 | ) |
| 234 | #endif |
| 235 | |
| 236 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,12,0) || \ |
| 237 | LTTNG_RHEL_KERNEL_RANGE(4,18,0,348,0,0, 4,19,0,0,0,0)) |
| 238 | LTTNG_TRACEPOINT_EVENT_MAP(kfree, |
| 239 | |
| 240 | kmem_kfree, |
| 241 | |
| 242 | TP_PROTO(unsigned long call_site, const void *ptr), |
| 243 | |
| 244 | TP_ARGS(call_site, ptr), |
| 245 | |
| 246 | TP_FIELDS( |
| 247 | ctf_integer_hex(unsigned long, call_site, call_site) |
| 248 | ctf_integer_hex(const void *, ptr, ptr) |
| 249 | ) |
| 250 | ) |
| 251 | #else |
| 252 | LTTNG_TRACEPOINT_EVENT_CLASS(kmem_free, |
| 253 | |
| 254 | TP_PROTO(unsigned long call_site, const void *ptr), |
| 255 | |
| 256 | TP_ARGS(call_site, ptr), |
| 257 | |
| 258 | TP_FIELDS( |
| 259 | ctf_integer_hex(unsigned long, call_site, call_site) |
| 260 | ctf_integer_hex(const void *, ptr, ptr) |
| 261 | ) |
| 262 | ) |
| 263 | |
| 264 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_free, kfree, |
| 265 | |
| 266 | kmem_kfree, |
| 267 | |
| 268 | TP_PROTO(unsigned long call_site, const void *ptr), |
| 269 | |
| 270 | TP_ARGS(call_site, ptr) |
| 271 | ) |
| 272 | |
| 273 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_free, kmem_cache_free, |
| 274 | |
| 275 | TP_PROTO(unsigned long call_site, const void *ptr), |
| 276 | |
| 277 | TP_ARGS(call_site, ptr) |
| 278 | ) |
| 279 | #endif |
| 280 | |
| 281 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,1,0)) |
| 282 | LTTNG_TRACEPOINT_EVENT(kmem_cache_free, |
| 283 | |
| 284 | TP_PROTO(unsigned long call_site, const void *ptr, const struct kmem_cache *s), |
| 285 | |
| 286 | TP_ARGS(call_site, ptr, s), |
| 287 | |
| 288 | TP_FIELDS( |
| 289 | ctf_integer_hex(unsigned long, call_site, call_site) |
| 290 | ctf_integer_hex(const void *, ptr, ptr) |
| 291 | ctf_string(name, s->name) |
| 292 | ) |
| 293 | ) |
| 294 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,12,0)) |
| 295 | LTTNG_TRACEPOINT_EVENT(kmem_cache_free, |
| 296 | |
| 297 | TP_PROTO(unsigned long call_site, const void *ptr, const char *name), |
| 298 | |
| 299 | TP_ARGS(call_site, ptr, name), |
| 300 | |
| 301 | TP_FIELDS( |
| 302 | ctf_integer_hex(unsigned long, call_site, call_site) |
| 303 | ctf_integer_hex(const void *, ptr, ptr) |
| 304 | ctf_string(name, name) |
| 305 | ) |
| 306 | ) |
| 307 | #endif |
| 308 | |
| 309 | LTTNG_TRACEPOINT_EVENT_MAP(mm_page_free, kmem_mm_page_free, |
| 310 | |
| 311 | TP_PROTO(struct page *page, unsigned int order), |
| 312 | |
| 313 | TP_ARGS(page, order), |
| 314 | |
| 315 | TP_FIELDS( |
| 316 | ctf_integer_hex(struct page *, page, page) |
| 317 | ctf_integer(unsigned long, pfn, page_to_pfn(page)) |
| 318 | ctf_integer(unsigned int, order, order) |
| 319 | ) |
| 320 | ) |
| 321 | |
| 322 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,15,0)) |
| 323 | LTTNG_TRACEPOINT_EVENT_MAP(mm_page_free_batched, kmem_mm_page_free_batched, |
| 324 | |
| 325 | TP_PROTO(struct page *page), |
| 326 | |
| 327 | TP_ARGS(page), |
| 328 | |
| 329 | TP_FIELDS( |
| 330 | ctf_integer_hex(struct page *, page, page) |
| 331 | ctf_integer(unsigned long, pfn, page_to_pfn(page)) |
| 332 | ) |
| 333 | ) |
| 334 | #else |
| 335 | LTTNG_TRACEPOINT_EVENT_MAP(mm_page_free_batched, kmem_mm_page_free_batched, |
| 336 | |
| 337 | TP_PROTO(struct page *page, int cold), |
| 338 | |
| 339 | TP_ARGS(page, cold), |
| 340 | |
| 341 | TP_FIELDS( |
| 342 | ctf_integer_hex(struct page *, page, page) |
| 343 | ctf_integer(unsigned long, pfn, page_to_pfn(page)) |
| 344 | ctf_integer(int, cold, cold) |
| 345 | ) |
| 346 | ) |
| 347 | #endif |
| 348 | |
| 349 | LTTNG_TRACEPOINT_EVENT_MAP(mm_page_alloc, kmem_mm_page_alloc, |
| 350 | |
| 351 | TP_PROTO(struct page *page, unsigned int order, |
| 352 | gfp_t gfp_flags, int migratetype), |
| 353 | |
| 354 | TP_ARGS(page, order, gfp_flags, migratetype), |
| 355 | |
| 356 | TP_FIELDS( |
| 357 | ctf_integer_hex(struct page *, page, page) |
| 358 | ctf_integer(unsigned long, pfn, |
| 359 | page ? page_to_pfn(page) : -1UL) |
| 360 | ctf_integer(unsigned int, order, order) |
| 361 | ctf_integer(gfp_t, gfp_flags, gfp_flags) |
| 362 | ctf_integer(int, migratetype, migratetype) |
| 363 | ) |
| 364 | ) |
| 365 | |
| 366 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,19,0) || \ |
| 367 | LTTNG_RHEL_KERNEL_RANGE(5,14,0,163,0,0, 5,15,0,0,0,0)) |
| 368 | |
| 369 | LTTNG_TRACEPOINT_EVENT_CLASS(kmem_mm_page, |
| 370 | |
| 371 | TP_PROTO(struct page *page, unsigned int order, int migratetype, |
| 372 | int percpu_refill), |
| 373 | |
| 374 | TP_ARGS(page, order, migratetype, percpu_refill), |
| 375 | |
| 376 | TP_FIELDS( |
| 377 | ctf_integer_hex(struct page *, page, page) |
| 378 | ctf_integer(unsigned long, pfn, |
| 379 | page ? page_to_pfn(page) : -1UL) |
| 380 | ctf_integer(unsigned int, order, order) |
| 381 | ctf_integer(int, migratetype, migratetype) |
| 382 | ctf_integer(int, percpu_refill, percpu_refill) |
| 383 | ) |
| 384 | ) |
| 385 | |
| 386 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_mm_page, mm_page_alloc_zone_locked, |
| 387 | |
| 388 | kmem_mm_page_alloc_zone_locked, |
| 389 | |
| 390 | TP_PROTO(struct page *page, unsigned int order, int migratetype, |
| 391 | int percpu_refill), |
| 392 | |
| 393 | TP_ARGS(page, order, migratetype, percpu_refill) |
| 394 | ) |
| 395 | |
| 396 | LTTNG_TRACEPOINT_EVENT_MAP(mm_page_pcpu_drain, |
| 397 | |
| 398 | kmem_mm_page_pcpu_drain, |
| 399 | |
| 400 | TP_PROTO(struct page *page, unsigned int order, int migratetype), |
| 401 | |
| 402 | TP_ARGS(page, order, migratetype), |
| 403 | |
| 404 | TP_FIELDS( |
| 405 | ctf_integer(unsigned long, pfn, |
| 406 | page ? page_to_pfn(page) : -1UL) |
| 407 | ctf_integer(unsigned int, order, order) |
| 408 | ctf_integer(int, migratetype, migratetype) |
| 409 | ) |
| 410 | ) |
| 411 | #else |
| 412 | LTTNG_TRACEPOINT_EVENT_CLASS(kmem_mm_page, |
| 413 | |
| 414 | TP_PROTO(struct page *page, unsigned int order, int migratetype), |
| 415 | |
| 416 | TP_ARGS(page, order, migratetype), |
| 417 | |
| 418 | TP_FIELDS( |
| 419 | ctf_integer_hex(struct page *, page, page) |
| 420 | ctf_integer(unsigned long, pfn, |
| 421 | page ? page_to_pfn(page) : -1UL) |
| 422 | ctf_integer(unsigned int, order, order) |
| 423 | ctf_integer(int, migratetype, migratetype) |
| 424 | ) |
| 425 | ) |
| 426 | |
| 427 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_mm_page, mm_page_alloc_zone_locked, |
| 428 | |
| 429 | kmem_mm_page_alloc_zone_locked, |
| 430 | |
| 431 | TP_PROTO(struct page *page, unsigned int order, int migratetype), |
| 432 | |
| 433 | TP_ARGS(page, order, migratetype) |
| 434 | ) |
| 435 | |
| 436 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_mm_page, mm_page_pcpu_drain, |
| 437 | |
| 438 | kmem_mm_page_pcpu_drain, |
| 439 | |
| 440 | TP_PROTO(struct page *page, unsigned int order, int migratetype), |
| 441 | |
| 442 | TP_ARGS(page, order, migratetype) |
| 443 | ) |
| 444 | #endif |
| 445 | |
| 446 | LTTNG_TRACEPOINT_EVENT_MAP(mm_page_alloc_extfrag, |
| 447 | |
| 448 | kmem_mm_page_alloc_extfrag, |
| 449 | |
| 450 | TP_PROTO(struct page *page, |
| 451 | int alloc_order, int fallback_order, |
| 452 | int alloc_migratetype, int fallback_migratetype), |
| 453 | |
| 454 | TP_ARGS(page, |
| 455 | alloc_order, fallback_order, |
| 456 | alloc_migratetype, fallback_migratetype), |
| 457 | |
| 458 | TP_FIELDS( |
| 459 | ctf_integer_hex(struct page *, page, page) |
| 460 | ctf_integer(unsigned long, pfn, page_to_pfn(page)) |
| 461 | ctf_integer(int, alloc_order, alloc_order) |
| 462 | ctf_integer(int, fallback_order, fallback_order) |
| 463 | ctf_integer(int, alloc_migratetype, alloc_migratetype) |
| 464 | ctf_integer(int, fallback_migratetype, fallback_migratetype) |
| 465 | ctf_integer(int, change_ownership, |
| 466 | (alloc_migratetype == get_pageblock_migratetype(page))) |
| 467 | ) |
| 468 | ) |
| 469 | |
| 470 | #endif /* LTTNG_TRACE_KMEM_H */ |
| 471 | |
| 472 | /* This part must be outside protection */ |
| 473 | #include <lttng/define_trace.h> |