1 #undef TRACE_SYSTEM 2 #define TRACE_SYSTEM xen 3 4 #if !defined(_TRACE_XEN_H) || defined(TRACE_HEADER_MULTI_READ) 5 #define _TRACE_XEN_H 6 7 #include <linux/tracepoint.h> 8 #include <asm/paravirt_types.h> 9 #include <asm/xen/trace_types.h> 10 11 /* Multicalls */ 12 DECLARE_EVENT_CLASS(xen_mc__batch, 13 TP_PROTO(enum paravirt_lazy_mode mode), 14 TP_ARGS(mode), 15 TP_STRUCT__entry( 16 __field(enum paravirt_lazy_mode, mode) 17 ), 18 TP_fast_assign(__entry->mode = mode), 19 TP_printk("start batch LAZY_%s", 20 (__entry->mode == PARAVIRT_LAZY_MMU) ? "MMU" : 21 (__entry->mode == PARAVIRT_LAZY_CPU) ? "CPU" : "NONE") 22 ); 23 #define DEFINE_XEN_MC_BATCH(name) \ 24 DEFINE_EVENT(xen_mc__batch, name, \ 25 TP_PROTO(enum paravirt_lazy_mode mode), \ 26 TP_ARGS(mode)) 27 28 DEFINE_XEN_MC_BATCH(xen_mc_batch); 29 DEFINE_XEN_MC_BATCH(xen_mc_issue); 30 31 TRACE_EVENT(xen_mc_entry, 32 TP_PROTO(struct multicall_entry *mc, unsigned nargs), 33 TP_ARGS(mc, nargs), 34 TP_STRUCT__entry( 35 __field(unsigned int, op) 36 __field(unsigned int, nargs) 37 __array(unsigned long, args, 6) 38 ), 39 TP_fast_assign(__entry->op = mc->op; 40 __entry->nargs = nargs; 41 memcpy(__entry->args, mc->args, sizeof(unsigned long) * nargs); 42 memset(__entry->args + nargs, 0, sizeof(unsigned long) * (6 - nargs)); 43 ), 44 TP_printk("op %u%s args [%lx, %lx, %lx, %lx, %lx, %lx]", 45 __entry->op, xen_hypercall_name(__entry->op), 46 __entry->args[0], __entry->args[1], __entry->args[2], 47 __entry->args[3], __entry->args[4], __entry->args[5]) 48 ); 49 50 TRACE_EVENT(xen_mc_entry_alloc, 51 TP_PROTO(size_t args), 52 TP_ARGS(args), 53 TP_STRUCT__entry( 54 __field(size_t, args) 55 ), 56 TP_fast_assign(__entry->args = args), 57 TP_printk("alloc entry %zu arg bytes", __entry->args) 58 ); 59 60 TRACE_EVENT(xen_mc_callback, 61 TP_PROTO(xen_mc_callback_fn_t fn, void *data), 62 TP_ARGS(fn, data), 63 TP_STRUCT__entry( 64 __field(xen_mc_callback_fn_t, fn) 65 __field(void *, data) 66 ), 67 TP_fast_assign( 68 __entry->fn = fn; 69 __entry->data = data; 70 ), 71 TP_printk("callback %pf, data %p", 72 __entry->fn, __entry->data) 73 ); 74 75 TRACE_EVENT(xen_mc_flush_reason, 76 TP_PROTO(enum xen_mc_flush_reason reason), 77 TP_ARGS(reason), 78 TP_STRUCT__entry( 79 __field(enum xen_mc_flush_reason, reason) 80 ), 81 TP_fast_assign(__entry->reason = reason), 82 TP_printk("flush reason %s", 83 (__entry->reason == XEN_MC_FL_NONE) ? "NONE" : 84 (__entry->reason == XEN_MC_FL_BATCH) ? "BATCH" : 85 (__entry->reason == XEN_MC_FL_ARGS) ? "ARGS" : 86 (__entry->reason == XEN_MC_FL_CALLBACK) ? "CALLBACK" : "??") 87 ); 88 89 TRACE_EVENT(xen_mc_flush, 90 TP_PROTO(unsigned mcidx, unsigned argidx, unsigned cbidx), 91 TP_ARGS(mcidx, argidx, cbidx), 92 TP_STRUCT__entry( 93 __field(unsigned, mcidx) 94 __field(unsigned, argidx) 95 __field(unsigned, cbidx) 96 ), 97 TP_fast_assign(__entry->mcidx = mcidx; 98 __entry->argidx = argidx; 99 __entry->cbidx = cbidx), 100 TP_printk("flushing %u hypercalls, %u arg bytes, %u callbacks", 101 __entry->mcidx, __entry->argidx, __entry->cbidx) 102 ); 103 104 TRACE_EVENT(xen_mc_extend_args, 105 TP_PROTO(unsigned long op, size_t args, enum xen_mc_extend_args res), 106 TP_ARGS(op, args, res), 107 TP_STRUCT__entry( 108 __field(unsigned int, op) 109 __field(size_t, args) 110 __field(enum xen_mc_extend_args, res) 111 ), 112 TP_fast_assign(__entry->op = op; 113 __entry->args = args; 114 __entry->res = res), 115 TP_printk("extending op %u%s by %zu bytes res %s", 116 __entry->op, xen_hypercall_name(__entry->op), 117 __entry->args, 118 __entry->res == XEN_MC_XE_OK ? "OK" : 119 __entry->res == XEN_MC_XE_BAD_OP ? "BAD_OP" : 120 __entry->res == XEN_MC_XE_NO_SPACE ? "NO_SPACE" : "???") 121 ); 122 123 /* mmu */ 124 DECLARE_EVENT_CLASS(xen_mmu__set_pte, 125 TP_PROTO(pte_t *ptep, pte_t pteval), 126 TP_ARGS(ptep, pteval), 127 TP_STRUCT__entry( 128 __field(pte_t *, ptep) 129 __field(pteval_t, pteval) 130 ), 131 TP_fast_assign(__entry->ptep = ptep; 132 __entry->pteval = pteval.pte), 133 TP_printk("ptep %p pteval %0*llx (raw %0*llx)", 134 __entry->ptep, 135 (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)), 136 (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval) 137 ); 138 139 #define DEFINE_XEN_MMU_SET_PTE(name) \ 140 DEFINE_EVENT(xen_mmu__set_pte, name, \ 141 TP_PROTO(pte_t *ptep, pte_t pteval), \ 142 TP_ARGS(ptep, pteval)) 143 144 DEFINE_XEN_MMU_SET_PTE(xen_mmu_set_pte); 145 DEFINE_XEN_MMU_SET_PTE(xen_mmu_set_pte_atomic); 146 147 TRACE_EVENT(xen_mmu_set_domain_pte, 148 TP_PROTO(pte_t *ptep, pte_t pteval, unsigned domid), 149 TP_ARGS(ptep, pteval, domid), 150 TP_STRUCT__entry( 151 __field(pte_t *, ptep) 152 __field(pteval_t, pteval) 153 __field(unsigned, domid) 154 ), 155 TP_fast_assign(__entry->ptep = ptep; 156 __entry->pteval = pteval.pte; 157 __entry->domid = domid), 158 TP_printk("ptep %p pteval %0*llx (raw %0*llx) domid %u", 159 __entry->ptep, 160 (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)), 161 (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval, 162 __entry->domid) 163 ); 164 165 TRACE_EVENT(xen_mmu_set_pte_at, 166 TP_PROTO(struct mm_struct *mm, unsigned long addr, 167 pte_t *ptep, pte_t pteval), 168 TP_ARGS(mm, addr, ptep, pteval), 169 TP_STRUCT__entry( 170 __field(struct mm_struct *, mm) 171 __field(unsigned long, addr) 172 __field(pte_t *, ptep) 173 __field(pteval_t, pteval) 174 ), 175 TP_fast_assign(__entry->mm = mm; 176 __entry->addr = addr; 177 __entry->ptep = ptep; 178 __entry->pteval = pteval.pte), 179 TP_printk("mm %p addr %lx ptep %p pteval %0*llx (raw %0*llx)", 180 __entry->mm, __entry->addr, __entry->ptep, 181 (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)), 182 (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval) 183 ); 184 185 TRACE_EVENT(xen_mmu_pte_clear, 186 TP_PROTO(struct mm_struct *mm, unsigned long addr, pte_t *ptep), 187 TP_ARGS(mm, addr, ptep), 188 TP_STRUCT__entry( 189 __field(struct mm_struct *, mm) 190 __field(unsigned long, addr) 191 __field(pte_t *, ptep) 192 ), 193 TP_fast_assign(__entry->mm = mm; 194 __entry->addr = addr; 195 __entry->ptep = ptep), 196 TP_printk("mm %p addr %lx ptep %p", 197 __entry->mm, __entry->addr, __entry->ptep) 198 ); 199 200 TRACE_EVENT(xen_mmu_set_pmd, 201 TP_PROTO(pmd_t *pmdp, pmd_t pmdval), 202 TP_ARGS(pmdp, pmdval), 203 TP_STRUCT__entry( 204 __field(pmd_t *, pmdp) 205 __field(pmdval_t, pmdval) 206 ), 207 TP_fast_assign(__entry->pmdp = pmdp; 208 __entry->pmdval = pmdval.pmd), 209 TP_printk("pmdp %p pmdval %0*llx (raw %0*llx)", 210 __entry->pmdp, 211 (int)sizeof(pmdval_t) * 2, (unsigned long long)pmd_val(native_make_pmd(__entry->pmdval)), 212 (int)sizeof(pmdval_t) * 2, (unsigned long long)__entry->pmdval) 213 ); 214 215 TRACE_EVENT(xen_mmu_pmd_clear, 216 TP_PROTO(pmd_t *pmdp), 217 TP_ARGS(pmdp), 218 TP_STRUCT__entry( 219 __field(pmd_t *, pmdp) 220 ), 221 TP_fast_assign(__entry->pmdp = pmdp), 222 TP_printk("pmdp %p", __entry->pmdp) 223 ); 224 225 #if PAGETABLE_LEVELS >= 4 226 227 TRACE_EVENT(xen_mmu_set_pud, 228 TP_PROTO(pud_t *pudp, pud_t pudval), 229 TP_ARGS(pudp, pudval), 230 TP_STRUCT__entry( 231 __field(pud_t *, pudp) 232 __field(pudval_t, pudval) 233 ), 234 TP_fast_assign(__entry->pudp = pudp; 235 __entry->pudval = native_pud_val(pudval)), 236 TP_printk("pudp %p pudval %0*llx (raw %0*llx)", 237 __entry->pudp, 238 (int)sizeof(pudval_t) * 2, (unsigned long long)pud_val(native_make_pud(__entry->pudval)), 239 (int)sizeof(pudval_t) * 2, (unsigned long long)__entry->pudval) 240 ); 241 242 TRACE_EVENT(xen_mmu_set_pgd, 243 TP_PROTO(pgd_t *pgdp, pgd_t *user_pgdp, pgd_t pgdval), 244 TP_ARGS(pgdp, user_pgdp, pgdval), 245 TP_STRUCT__entry( 246 __field(pgd_t *, pgdp) 247 __field(pgd_t *, user_pgdp) 248 __field(pgdval_t, pgdval) 249 ), 250 TP_fast_assign(__entry->pgdp = pgdp; 251 __entry->user_pgdp = user_pgdp; 252 __entry->pgdval = pgdval.pgd), 253 TP_printk("pgdp %p user_pgdp %p pgdval %0*llx (raw %0*llx)", 254 __entry->pgdp, __entry->user_pgdp, 255 (int)sizeof(pgdval_t) * 2, (unsigned long long)pgd_val(native_make_pgd(__entry->pgdval)), 256 (int)sizeof(pgdval_t) * 2, (unsigned long long)__entry->pgdval) 257 ); 258 259 TRACE_EVENT(xen_mmu_pud_clear, 260 TP_PROTO(pud_t *pudp), 261 TP_ARGS(pudp), 262 TP_STRUCT__entry( 263 __field(pud_t *, pudp) 264 ), 265 TP_fast_assign(__entry->pudp = pudp), 266 TP_printk("pudp %p", __entry->pudp) 267 ); 268 #else 269 270 TRACE_EVENT(xen_mmu_set_pud, 271 TP_PROTO(pud_t *pudp, pud_t pudval), 272 TP_ARGS(pudp, pudval), 273 TP_STRUCT__entry( 274 __field(pud_t *, pudp) 275 __field(pudval_t, pudval) 276 ), 277 TP_fast_assign(__entry->pudp = pudp; 278 __entry->pudval = native_pud_val(pudval)), 279 TP_printk("pudp %p pudval %0*llx (raw %0*llx)", 280 __entry->pudp, 281 (int)sizeof(pudval_t) * 2, (unsigned long long)pgd_val(native_make_pgd(__entry->pudval)), 282 (int)sizeof(pudval_t) * 2, (unsigned long long)__entry->pudval) 283 ); 284 285 #endif 286 287 TRACE_EVENT(xen_mmu_pgd_clear, 288 TP_PROTO(pgd_t *pgdp), 289 TP_ARGS(pgdp), 290 TP_STRUCT__entry( 291 __field(pgd_t *, pgdp) 292 ), 293 TP_fast_assign(__entry->pgdp = pgdp), 294 TP_printk("pgdp %p", __entry->pgdp) 295 ); 296 297 DECLARE_EVENT_CLASS(xen_mmu_ptep_modify_prot, 298 TP_PROTO(struct mm_struct *mm, unsigned long addr, 299 pte_t *ptep, pte_t pteval), 300 TP_ARGS(mm, addr, ptep, pteval), 301 TP_STRUCT__entry( 302 __field(struct mm_struct *, mm) 303 __field(unsigned long, addr) 304 __field(pte_t *, ptep) 305 __field(pteval_t, pteval) 306 ), 307 TP_fast_assign(__entry->mm = mm; 308 __entry->addr = addr; 309 __entry->ptep = ptep; 310 __entry->pteval = pteval.pte), 311 TP_printk("mm %p addr %lx ptep %p pteval %0*llx (raw %0*llx)", 312 __entry->mm, __entry->addr, __entry->ptep, 313 (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)), 314 (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval) 315 ); 316 #define DEFINE_XEN_MMU_PTEP_MODIFY_PROT(name) \ 317 DEFINE_EVENT(xen_mmu_ptep_modify_prot, name, \ 318 TP_PROTO(struct mm_struct *mm, unsigned long addr, \ 319 pte_t *ptep, pte_t pteval), \ 320 TP_ARGS(mm, addr, ptep, pteval)) 321 322 DEFINE_XEN_MMU_PTEP_MODIFY_PROT(xen_mmu_ptep_modify_prot_start); 323 DEFINE_XEN_MMU_PTEP_MODIFY_PROT(xen_mmu_ptep_modify_prot_commit); 324 325 TRACE_EVENT(xen_mmu_alloc_ptpage, 326 TP_PROTO(struct mm_struct *mm, unsigned long pfn, unsigned level, bool pinned), 327 TP_ARGS(mm, pfn, level, pinned), 328 TP_STRUCT__entry( 329 __field(struct mm_struct *, mm) 330 __field(unsigned long, pfn) 331 __field(unsigned, level) 332 __field(bool, pinned) 333 ), 334 TP_fast_assign(__entry->mm = mm; 335 __entry->pfn = pfn; 336 __entry->level = level; 337 __entry->pinned = pinned), 338 TP_printk("mm %p pfn %lx level %d %spinned", 339 __entry->mm, __entry->pfn, __entry->level, 340 __entry->pinned ? "" : "un") 341 ); 342 343 TRACE_EVENT(xen_mmu_release_ptpage, 344 TP_PROTO(unsigned long pfn, unsigned level, bool pinned), 345 TP_ARGS(pfn, level, pinned), 346 TP_STRUCT__entry( 347 __field(unsigned long, pfn) 348 __field(unsigned, level) 349 __field(bool, pinned) 350 ), 351 TP_fast_assign(__entry->pfn = pfn; 352 __entry->level = level; 353 __entry->pinned = pinned), 354 TP_printk("pfn %lx level %d %spinned", 355 __entry->pfn, __entry->level, 356 __entry->pinned ? "" : "un") 357 ); 358 359 DECLARE_EVENT_CLASS(xen_mmu_pgd, 360 TP_PROTO(struct mm_struct *mm, pgd_t *pgd), 361 TP_ARGS(mm, pgd), 362 TP_STRUCT__entry( 363 __field(struct mm_struct *, mm) 364 __field(pgd_t *, pgd) 365 ), 366 TP_fast_assign(__entry->mm = mm; 367 __entry->pgd = pgd), 368 TP_printk("mm %p pgd %p", __entry->mm, __entry->pgd) 369 ); 370 #define DEFINE_XEN_MMU_PGD_EVENT(name) \ 371 DEFINE_EVENT(xen_mmu_pgd, name, \ 372 TP_PROTO(struct mm_struct *mm, pgd_t *pgd), \ 373 TP_ARGS(mm, pgd)) 374 375 DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_pin); 376 DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_unpin); 377 378 TRACE_EVENT(xen_mmu_flush_tlb, 379 TP_PROTO(int x), 380 TP_ARGS(x), 381 TP_STRUCT__entry(__array(char, x, 0)), 382 TP_fast_assign((void)x), 383 TP_printk("%s", "") 384 ); 385 386 TRACE_EVENT(xen_mmu_flush_tlb_single, 387 TP_PROTO(unsigned long addr), 388 TP_ARGS(addr), 389 TP_STRUCT__entry( 390 __field(unsigned long, addr) 391 ), 392 TP_fast_assign(__entry->addr = addr), 393 TP_printk("addr %lx", __entry->addr) 394 ); 395 396 TRACE_EVENT(xen_mmu_flush_tlb_others, 397 TP_PROTO(const struct cpumask *cpus, struct mm_struct *mm, 398 unsigned long addr), 399 TP_ARGS(cpus, mm, addr), 400 TP_STRUCT__entry( 401 __field(unsigned, ncpus) 402 __field(struct mm_struct *, mm) 403 __field(unsigned long, addr) 404 ), 405 TP_fast_assign(__entry->ncpus = cpumask_weight(cpus); 406 __entry->mm = mm; 407 __entry->addr = addr), 408 TP_printk("ncpus %d mm %p addr %lx", 409 __entry->ncpus, __entry->mm, __entry->addr) 410 ); 411 412 TRACE_EVENT(xen_mmu_write_cr3, 413 TP_PROTO(bool kernel, unsigned long cr3), 414 TP_ARGS(kernel, cr3), 415 TP_STRUCT__entry( 416 __field(bool, kernel) 417 __field(unsigned long, cr3) 418 ), 419 TP_fast_assign(__entry->kernel = kernel; 420 __entry->cr3 = cr3), 421 TP_printk("%s cr3 %lx", 422 __entry->kernel ? "kernel" : "user", __entry->cr3) 423 ); 424 425 426 /* CPU */ 427 TRACE_EVENT(xen_cpu_write_ldt_entry, 428 TP_PROTO(struct desc_struct *dt, int entrynum, u64 desc), 429 TP_ARGS(dt, entrynum, desc), 430 TP_STRUCT__entry( 431 __field(struct desc_struct *, dt) 432 __field(int, entrynum) 433 __field(u64, desc) 434 ), 435 TP_fast_assign(__entry->dt = dt; 436 __entry->entrynum = entrynum; 437 __entry->desc = desc; 438 ), 439 TP_printk("dt %p entrynum %d entry %016llx", 440 __entry->dt, __entry->entrynum, 441 (unsigned long long)__entry->desc) 442 ); 443 444 TRACE_EVENT(xen_cpu_write_idt_entry, 445 TP_PROTO(gate_desc *dt, int entrynum, const gate_desc *ent), 446 TP_ARGS(dt, entrynum, ent), 447 TP_STRUCT__entry( 448 __field(gate_desc *, dt) 449 __field(int, entrynum) 450 ), 451 TP_fast_assign(__entry->dt = dt; 452 __entry->entrynum = entrynum; 453 ), 454 TP_printk("dt %p entrynum %d", 455 __entry->dt, __entry->entrynum) 456 ); 457 458 TRACE_EVENT(xen_cpu_load_idt, 459 TP_PROTO(const struct desc_ptr *desc), 460 TP_ARGS(desc), 461 TP_STRUCT__entry( 462 __field(unsigned long, addr) 463 ), 464 TP_fast_assign(__entry->addr = desc->address), 465 TP_printk("addr %lx", __entry->addr) 466 ); 467 468 TRACE_EVENT(xen_cpu_write_gdt_entry, 469 TP_PROTO(struct desc_struct *dt, int entrynum, const void *desc, int type), 470 TP_ARGS(dt, entrynum, desc, type), 471 TP_STRUCT__entry( 472 __field(u64, desc) 473 __field(struct desc_struct *, dt) 474 __field(int, entrynum) 475 __field(int, type) 476 ), 477 TP_fast_assign(__entry->dt = dt; 478 __entry->entrynum = entrynum; 479 __entry->desc = *(u64 *)desc; 480 __entry->type = type; 481 ), 482 TP_printk("dt %p entrynum %d type %d desc %016llx", 483 __entry->dt, __entry->entrynum, __entry->type, 484 (unsigned long long)__entry->desc) 485 ); 486 487 TRACE_EVENT(xen_cpu_set_ldt, 488 TP_PROTO(const void *addr, unsigned entries), 489 TP_ARGS(addr, entries), 490 TP_STRUCT__entry( 491 __field(const void *, addr) 492 __field(unsigned, entries) 493 ), 494 TP_fast_assign(__entry->addr = addr; 495 __entry->entries = entries), 496 TP_printk("addr %p entries %u", 497 __entry->addr, __entry->entries) 498 ); 499 500 501 #endif /* _TRACE_XEN_H */ 502 503 /* This part must be outside protection */ 504 #include <trace/define_trace.h> 505