include/trace/events/xen.h

   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>