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