1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #undef TRACE_SYSTEM 3 #define TRACE_SYSTEM xen 4 5 #if !defined(_TRACE_XEN_H) || defined(TRACE_HEADER_MULTI_READ) 6 #define _TRACE_XEN_H 7 8 #include <linux/tracepoint.h> 9 #include <asm/paravirt_types.h> 10 #include <asm/xen/trace_types.h> 11 12 struct multicall_entry; 13 14 /* Multicalls */ 15 DECLARE_EVENT_CLASS(xen_mc__batch, 16 TP_PROTO(enum paravirt_lazy_mode mode), 17 TP_ARGS(mode), 18 TP_STRUCT__entry( 19 __field(enum paravirt_lazy_mode, mode) 20 ), 21 TP_fast_assign(__entry->mode = mode), 22 TP_printk("start batch LAZY_%s", 23 (__entry->mode == PARAVIRT_LAZY_MMU) ? "MMU" : 24 (__entry->mode == PARAVIRT_LAZY_CPU) ? "CPU" : "NONE") 25 ); 26 #define DEFINE_XEN_MC_BATCH(name) \ 27 DEFINE_EVENT(xen_mc__batch, name, \ 28 TP_PROTO(enum paravirt_lazy_mode mode), \ 29 TP_ARGS(mode)) 30 31 DEFINE_XEN_MC_BATCH(xen_mc_batch); 32 DEFINE_XEN_MC_BATCH(xen_mc_issue); 33 34 TRACE_DEFINE_SIZEOF(ulong); 35 36 TRACE_EVENT(xen_mc_entry, 37 TP_PROTO(struct multicall_entry *mc, unsigned nargs), 38 TP_ARGS(mc, nargs), 39 TP_STRUCT__entry( 40 __field(unsigned int, op) 41 __field(unsigned int, nargs) 42 __array(unsigned long, args, 6) 43 ), 44 TP_fast_assign(__entry->op = mc->op; 45 __entry->nargs = nargs; 46 memcpy(__entry->args, mc->args, sizeof(ulong) * nargs); 47 memset(__entry->args + nargs, 0, sizeof(ulong) * (6 - nargs)); 48 ), 49 TP_printk("op %u%s args [%lx, %lx, %lx, %lx, %lx, %lx]", 50 __entry->op, xen_hypercall_name(__entry->op), 51 __entry->args[0], __entry->args[1], __entry->args[2], 52 __entry->args[3], __entry->args[4], __entry->args[5]) 53 ); 54 55 TRACE_EVENT(xen_mc_entry_alloc, 56 TP_PROTO(size_t args), 57 TP_ARGS(args), 58 TP_STRUCT__entry( 59 __field(size_t, args) 60 ), 61 TP_fast_assign(__entry->args = args), 62 TP_printk("alloc entry %zu arg bytes", __entry->args) 63 ); 64 65 TRACE_EVENT(xen_mc_callback, 66 TP_PROTO(xen_mc_callback_fn_t fn, void *data), 67 TP_ARGS(fn, data), 68 TP_STRUCT__entry( 69 __field(xen_mc_callback_fn_t, fn) 70 __field(void *, data) 71 ), 72 TP_fast_assign( 73 __entry->fn = fn; 74 __entry->data = data; 75 ), 76 TP_printk("callback %pf, data %p", 77 __entry->fn, __entry->data) 78 ); 79 80 TRACE_EVENT(xen_mc_flush_reason, 81 TP_PROTO(enum xen_mc_flush_reason reason), 82 TP_ARGS(reason), 83 TP_STRUCT__entry( 84 __field(enum xen_mc_flush_reason, reason) 85 ), 86 TP_fast_assign(__entry->reason = reason), 87 TP_printk("flush reason %s", 88 (__entry->reason == XEN_MC_FL_NONE) ? "NONE" : 89 (__entry->reason == XEN_MC_FL_BATCH) ? "BATCH" : 90 (__entry->reason == XEN_MC_FL_ARGS) ? "ARGS" : 91 (__entry->reason == XEN_MC_FL_CALLBACK) ? "CALLBACK" : "??") 92 ); 93 94 TRACE_EVENT(xen_mc_flush, 95 TP_PROTO(unsigned mcidx, unsigned argidx, unsigned cbidx), 96 TP_ARGS(mcidx, argidx, cbidx), 97 TP_STRUCT__entry( 98 __field(unsigned, mcidx) 99 __field(unsigned, argidx) 100 __field(unsigned, cbidx) 101 ), 102 TP_fast_assign(__entry->mcidx = mcidx; 103 __entry->argidx = argidx; 104 __entry->cbidx = cbidx), 105 TP_printk("flushing %u hypercalls, %u arg bytes, %u callbacks", 106 __entry->mcidx, __entry->argidx, __entry->cbidx) 107 ); 108 109 TRACE_EVENT(xen_mc_extend_args, 110 TP_PROTO(unsigned long op, size_t args, enum xen_mc_extend_args res), 111 TP_ARGS(op, args, res), 112 TP_STRUCT__entry( 113 __field(unsigned int, op) 114 __field(size_t, args) 115 __field(enum xen_mc_extend_args, res) 116 ), 117 TP_fast_assign(__entry->op = op; 118 __entry->args = args; 119 __entry->res = res), 120 TP_printk("extending op %u%s by %zu bytes res %s", 121 __entry->op, xen_hypercall_name(__entry->op), 122 __entry->args, 123 __entry->res == XEN_MC_XE_OK ? "OK" : 124 __entry->res == XEN_MC_XE_BAD_OP ? "BAD_OP" : 125 __entry->res == XEN_MC_XE_NO_SPACE ? "NO_SPACE" : "???") 126 ); 127 128 TRACE_DEFINE_SIZEOF(pteval_t); 129 /* mmu */ 130 DECLARE_EVENT_CLASS(xen_mmu__set_pte, 131 TP_PROTO(pte_t *ptep, pte_t pteval), 132 TP_ARGS(ptep, pteval), 133 TP_STRUCT__entry( 134 __field(pte_t *, ptep) 135 __field(pteval_t, pteval) 136 ), 137 TP_fast_assign(__entry->ptep = ptep; 138 __entry->pteval = pteval.pte), 139 TP_printk("ptep %p pteval %0*llx (raw %0*llx)", 140 __entry->ptep, 141 (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)), 142 (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval) 143 ); 144 145 #define DEFINE_XEN_MMU_SET_PTE(name) \ 146 DEFINE_EVENT(xen_mmu__set_pte, name, \ 147 TP_PROTO(pte_t *ptep, pte_t pteval), \ 148 TP_ARGS(ptep, pteval)) 149 150 DEFINE_XEN_MMU_SET_PTE(xen_mmu_set_pte); 151 DEFINE_XEN_MMU_SET_PTE(xen_mmu_set_pte_atomic); 152 153 TRACE_EVENT(xen_mmu_set_pte_at, 154 TP_PROTO(struct mm_struct *mm, unsigned long addr, 155 pte_t *ptep, pte_t pteval), 156 TP_ARGS(mm, addr, ptep, pteval), 157 TP_STRUCT__entry( 158 __field(struct mm_struct *, mm) 159 __field(unsigned long, addr) 160 __field(pte_t *, ptep) 161 __field(pteval_t, pteval) 162 ), 163 TP_fast_assign(__entry->mm = mm; 164 __entry->addr = addr; 165 __entry->ptep = ptep; 166 __entry->pteval = pteval.pte), 167 TP_printk("mm %p addr %lx ptep %p pteval %0*llx (raw %0*llx)", 168 __entry->mm, __entry->addr, __entry->ptep, 169 (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)), 170 (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval) 171 ); 172 173 TRACE_EVENT(xen_mmu_pte_clear, 174 TP_PROTO(struct mm_struct *mm, unsigned long addr, pte_t *ptep), 175 TP_ARGS(mm, addr, ptep), 176 TP_STRUCT__entry( 177 __field(struct mm_struct *, mm) 178 __field(unsigned long, addr) 179 __field(pte_t *, ptep) 180 ), 181 TP_fast_assign(__entry->mm = mm; 182 __entry->addr = addr; 183 __entry->ptep = ptep), 184 TP_printk("mm %p addr %lx ptep %p", 185 __entry->mm, __entry->addr, __entry->ptep) 186 ); 187 188 TRACE_DEFINE_SIZEOF(pmdval_t); 189 190 TRACE_EVENT(xen_mmu_set_pmd, 191 TP_PROTO(pmd_t *pmdp, pmd_t pmdval), 192 TP_ARGS(pmdp, pmdval), 193 TP_STRUCT__entry( 194 __field(pmd_t *, pmdp) 195 __field(pmdval_t, pmdval) 196 ), 197 TP_fast_assign(__entry->pmdp = pmdp; 198 __entry->pmdval = pmdval.pmd), 199 TP_printk("pmdp %p pmdval %0*llx (raw %0*llx)", 200 __entry->pmdp, 201 (int)sizeof(pmdval_t) * 2, (unsigned long long)pmd_val(native_make_pmd(__entry->pmdval)), 202 (int)sizeof(pmdval_t) * 2, (unsigned long long)__entry->pmdval) 203 ); 204 205 TRACE_EVENT(xen_mmu_pmd_clear, 206 TP_PROTO(pmd_t *pmdp), 207 TP_ARGS(pmdp), 208 TP_STRUCT__entry( 209 __field(pmd_t *, pmdp) 210 ), 211 TP_fast_assign(__entry->pmdp = pmdp), 212 TP_printk("pmdp %p", __entry->pmdp) 213 ); 214 215 #if CONFIG_PGTABLE_LEVELS >= 4 216 217 TRACE_DEFINE_SIZEOF(pudval_t); 218 219 TRACE_EVENT(xen_mmu_set_pud, 220 TP_PROTO(pud_t *pudp, pud_t pudval), 221 TP_ARGS(pudp, pudval), 222 TP_STRUCT__entry( 223 __field(pud_t *, pudp) 224 __field(pudval_t, pudval) 225 ), 226 TP_fast_assign(__entry->pudp = pudp; 227 __entry->pudval = native_pud_val(pudval)), 228 TP_printk("pudp %p pudval %0*llx (raw %0*llx)", 229 __entry->pudp, 230 (int)sizeof(pudval_t) * 2, (unsigned long long)pud_val(native_make_pud(__entry->pudval)), 231 (int)sizeof(pudval_t) * 2, (unsigned long long)__entry->pudval) 232 ); 233 234 TRACE_DEFINE_SIZEOF(p4dval_t); 235 236 TRACE_EVENT(xen_mmu_set_p4d, 237 TP_PROTO(p4d_t *p4dp, p4d_t *user_p4dp, p4d_t p4dval), 238 TP_ARGS(p4dp, user_p4dp, p4dval), 239 TP_STRUCT__entry( 240 __field(p4d_t *, p4dp) 241 __field(p4d_t *, user_p4dp) 242 __field(p4dval_t, p4dval) 243 ), 244 TP_fast_assign(__entry->p4dp = p4dp; 245 __entry->user_p4dp = user_p4dp; 246 __entry->p4dval = p4d_val(p4dval)), 247 TP_printk("p4dp %p user_p4dp %p p4dval %0*llx (raw %0*llx)", 248 __entry->p4dp, __entry->user_p4dp, 249 (int)sizeof(p4dval_t) * 2, (unsigned long long)pgd_val(native_make_pgd(__entry->p4dval)), 250 (int)sizeof(p4dval_t) * 2, (unsigned long long)__entry->p4dval) 251 ); 252 #else 253 254 TRACE_EVENT(xen_mmu_set_pud, 255 TP_PROTO(pud_t *pudp, pud_t pudval), 256 TP_ARGS(pudp, pudval), 257 TP_STRUCT__entry( 258 __field(pud_t *, pudp) 259 __field(pudval_t, pudval) 260 ), 261 TP_fast_assign(__entry->pudp = pudp; 262 __entry->pudval = native_pud_val(pudval)), 263 TP_printk("pudp %p pudval %0*llx (raw %0*llx)", 264 __entry->pudp, 265 (int)sizeof(pudval_t) * 2, (unsigned long long)pgd_val(native_make_pgd(__entry->pudval)), 266 (int)sizeof(pudval_t) * 2, (unsigned long long)__entry->pudval) 267 ); 268 269 #endif 270 271 DECLARE_EVENT_CLASS(xen_mmu_ptep_modify_prot, 272 TP_PROTO(struct mm_struct *mm, unsigned long addr, 273 pte_t *ptep, pte_t pteval), 274 TP_ARGS(mm, addr, ptep, pteval), 275 TP_STRUCT__entry( 276 __field(struct mm_struct *, mm) 277 __field(unsigned long, addr) 278 __field(pte_t *, ptep) 279 __field(pteval_t, pteval) 280 ), 281 TP_fast_assign(__entry->mm = mm; 282 __entry->addr = addr; 283 __entry->ptep = ptep; 284 __entry->pteval = pteval.pte), 285 TP_printk("mm %p addr %lx ptep %p pteval %0*llx (raw %0*llx)", 286 __entry->mm, __entry->addr, __entry->ptep, 287 (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)), 288 (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval) 289 ); 290 #define DEFINE_XEN_MMU_PTEP_MODIFY_PROT(name) \ 291 DEFINE_EVENT(xen_mmu_ptep_modify_prot, name, \ 292 TP_PROTO(struct mm_struct *mm, unsigned long addr, \ 293 pte_t *ptep, pte_t pteval), \ 294 TP_ARGS(mm, addr, ptep, pteval)) 295 296 DEFINE_XEN_MMU_PTEP_MODIFY_PROT(xen_mmu_ptep_modify_prot_start); 297 DEFINE_XEN_MMU_PTEP_MODIFY_PROT(xen_mmu_ptep_modify_prot_commit); 298 299 TRACE_EVENT(xen_mmu_alloc_ptpage, 300 TP_PROTO(struct mm_struct *mm, unsigned long pfn, unsigned level, bool pinned), 301 TP_ARGS(mm, pfn, level, pinned), 302 TP_STRUCT__entry( 303 __field(struct mm_struct *, mm) 304 __field(unsigned long, pfn) 305 __field(unsigned, level) 306 __field(bool, pinned) 307 ), 308 TP_fast_assign(__entry->mm = mm; 309 __entry->pfn = pfn; 310 __entry->level = level; 311 __entry->pinned = pinned), 312 TP_printk("mm %p pfn %lx level %d %spinned", 313 __entry->mm, __entry->pfn, __entry->level, 314 __entry->pinned ? "" : "un") 315 ); 316 317 TRACE_EVENT(xen_mmu_release_ptpage, 318 TP_PROTO(unsigned long pfn, unsigned level, bool pinned), 319 TP_ARGS(pfn, level, pinned), 320 TP_STRUCT__entry( 321 __field(unsigned long, pfn) 322 __field(unsigned, level) 323 __field(bool, pinned) 324 ), 325 TP_fast_assign(__entry->pfn = pfn; 326 __entry->level = level; 327 __entry->pinned = pinned), 328 TP_printk("pfn %lx level %d %spinned", 329 __entry->pfn, __entry->level, 330 __entry->pinned ? "" : "un") 331 ); 332 333 DECLARE_EVENT_CLASS(xen_mmu_pgd, 334 TP_PROTO(struct mm_struct *mm, pgd_t *pgd), 335 TP_ARGS(mm, pgd), 336 TP_STRUCT__entry( 337 __field(struct mm_struct *, mm) 338 __field(pgd_t *, pgd) 339 ), 340 TP_fast_assign(__entry->mm = mm; 341 __entry->pgd = pgd), 342 TP_printk("mm %p pgd %p", __entry->mm, __entry->pgd) 343 ); 344 #define DEFINE_XEN_MMU_PGD_EVENT(name) \ 345 DEFINE_EVENT(xen_mmu_pgd, name, \ 346 TP_PROTO(struct mm_struct *mm, pgd_t *pgd), \ 347 TP_ARGS(mm, pgd)) 348 349 DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_pin); 350 DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_unpin); 351 352 TRACE_EVENT(xen_mmu_flush_tlb_all, 353 TP_PROTO(int x), 354 TP_ARGS(x), 355 TP_STRUCT__entry(__array(char, x, 0)), 356 TP_fast_assign((void)x), 357 TP_printk("%s", "") 358 ); 359 360 TRACE_EVENT(xen_mmu_flush_tlb, 361 TP_PROTO(int x), 362 TP_ARGS(x), 363 TP_STRUCT__entry(__array(char, x, 0)), 364 TP_fast_assign((void)x), 365 TP_printk("%s", "") 366 ); 367 368 TRACE_EVENT(xen_mmu_flush_tlb_single, 369 TP_PROTO(unsigned long addr), 370 TP_ARGS(addr), 371 TP_STRUCT__entry( 372 __field(unsigned long, addr) 373 ), 374 TP_fast_assign(__entry->addr = addr), 375 TP_printk("addr %lx", __entry->addr) 376 ); 377 378 TRACE_EVENT(xen_mmu_flush_tlb_others, 379 TP_PROTO(const struct cpumask *cpus, struct mm_struct *mm, 380 unsigned long addr, unsigned long end), 381 TP_ARGS(cpus, mm, addr, end), 382 TP_STRUCT__entry( 383 __field(unsigned, ncpus) 384 __field(struct mm_struct *, mm) 385 __field(unsigned long, addr) 386 __field(unsigned long, end) 387 ), 388 TP_fast_assign(__entry->ncpus = cpumask_weight(cpus); 389 __entry->mm = mm; 390 __entry->addr = addr, 391 __entry->end = end), 392 TP_printk("ncpus %d mm %p addr %lx, end %lx", 393 __entry->ncpus, __entry->mm, __entry->addr, __entry->end) 394 ); 395 396 TRACE_EVENT(xen_mmu_write_cr3, 397 TP_PROTO(bool kernel, unsigned long cr3), 398 TP_ARGS(kernel, cr3), 399 TP_STRUCT__entry( 400 __field(bool, kernel) 401 __field(unsigned long, cr3) 402 ), 403 TP_fast_assign(__entry->kernel = kernel; 404 __entry->cr3 = cr3), 405 TP_printk("%s cr3 %lx", 406 __entry->kernel ? "kernel" : "user", __entry->cr3) 407 ); 408 409 410 /* CPU */ 411 TRACE_EVENT(xen_cpu_write_ldt_entry, 412 TP_PROTO(struct desc_struct *dt, int entrynum, u64 desc), 413 TP_ARGS(dt, entrynum, desc), 414 TP_STRUCT__entry( 415 __field(struct desc_struct *, dt) 416 __field(int, entrynum) 417 __field(u64, desc) 418 ), 419 TP_fast_assign(__entry->dt = dt; 420 __entry->entrynum = entrynum; 421 __entry->desc = desc; 422 ), 423 TP_printk("dt %p entrynum %d entry %016llx", 424 __entry->dt, __entry->entrynum, 425 (unsigned long long)__entry->desc) 426 ); 427 428 TRACE_EVENT(xen_cpu_write_idt_entry, 429 TP_PROTO(gate_desc *dt, int entrynum, const gate_desc *ent), 430 TP_ARGS(dt, entrynum, ent), 431 TP_STRUCT__entry( 432 __field(gate_desc *, dt) 433 __field(int, entrynum) 434 ), 435 TP_fast_assign(__entry->dt = dt; 436 __entry->entrynum = entrynum; 437 ), 438 TP_printk("dt %p entrynum %d", 439 __entry->dt, __entry->entrynum) 440 ); 441 442 TRACE_EVENT(xen_cpu_load_idt, 443 TP_PROTO(const struct desc_ptr *desc), 444 TP_ARGS(desc), 445 TP_STRUCT__entry( 446 __field(unsigned long, addr) 447 ), 448 TP_fast_assign(__entry->addr = desc->address), 449 TP_printk("addr %lx", __entry->addr) 450 ); 451 452 TRACE_EVENT(xen_cpu_write_gdt_entry, 453 TP_PROTO(struct desc_struct *dt, int entrynum, const void *desc, int type), 454 TP_ARGS(dt, entrynum, desc, type), 455 TP_STRUCT__entry( 456 __field(u64, desc) 457 __field(struct desc_struct *, dt) 458 __field(int, entrynum) 459 __field(int, type) 460 ), 461 TP_fast_assign(__entry->dt = dt; 462 __entry->entrynum = entrynum; 463 __entry->desc = *(u64 *)desc; 464 __entry->type = type; 465 ), 466 TP_printk("dt %p entrynum %d type %d desc %016llx", 467 __entry->dt, __entry->entrynum, __entry->type, 468 (unsigned long long)__entry->desc) 469 ); 470 471 TRACE_EVENT(xen_cpu_set_ldt, 472 TP_PROTO(const void *addr, unsigned entries), 473 TP_ARGS(addr, entries), 474 TP_STRUCT__entry( 475 __field(const void *, addr) 476 __field(unsigned, entries) 477 ), 478 TP_fast_assign(__entry->addr = addr; 479 __entry->entries = entries), 480 TP_printk("addr %p entries %u", 481 __entry->addr, __entry->entries) 482 ); 483 484 485 #endif /* _TRACE_XEN_H */ 486 487 /* This part must be outside protection */ 488 #include <trace/define_trace.h> 489