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                     /*
  67                      * Use field_struct to avoid is_signed_type()
  68                      * comparison of a function pointer.
  69                      */
  70                     __field_struct(xen_mc_callback_fn_t, fn)
  71                     __field(void *, data)
  72                     ),
  73             TP_fast_assign(
  74                     __entry->fn = fn;
  75                     __entry->data = data;
  76                     ),
  77             TP_printk("callback %pf, data %p",
  78                       __entry->fn, __entry->data)
  79         );
  80
  81 TRACE_EVENT(xen_mc_flush_reason,
  82             TP_PROTO(enum xen_mc_flush_reason reason),
  83             TP_ARGS(reason),
  84             TP_STRUCT__entry(
  85                     __field(enum xen_mc_flush_reason, reason)
  86                     ),
  87             TP_fast_assign(__entry->reason = reason),
  88             TP_printk("flush reason %s",
  89                       (__entry->reason == XEN_MC_FL_NONE) ? "NONE" :
  90                       (__entry->reason == XEN_MC_FL_BATCH) ? "BATCH" :
  91                       (__entry->reason == XEN_MC_FL_ARGS) ? "ARGS" :
  92                       (__entry->reason == XEN_MC_FL_CALLBACK) ? "CALLBACK" : "??")
  93         );
  94
  95 TRACE_EVENT(xen_mc_flush,
  96             TP_PROTO(unsigned mcidx, unsigned argidx, unsigned cbidx),
  97             TP_ARGS(mcidx, argidx, cbidx),
  98             TP_STRUCT__entry(
  99                     __field(unsigned, mcidx)
 100                     __field(unsigned, argidx)
 101                     __field(unsigned, cbidx)
 102                     ),
 103             TP_fast_assign(__entry->mcidx = mcidx;
 104                            __entry->argidx = argidx;
 105                            __entry->cbidx = cbidx),
 106             TP_printk("flushing %u hypercalls, %u arg bytes, %u callbacks",
 107                       __entry->mcidx, __entry->argidx, __entry->cbidx)
 108         );
 109
 110 TRACE_EVENT(xen_mc_extend_args,
 111             TP_PROTO(unsigned long op, size_t args, enum xen_mc_extend_args res),
 112             TP_ARGS(op, args, res),
 113             TP_STRUCT__entry(
 114                     __field(unsigned int, op)
 115                     __field(size_t, args)
 116                     __field(enum xen_mc_extend_args, res)
 117                     ),
 118             TP_fast_assign(__entry->op = op;
 119                            __entry->args = args;
 120                            __entry->res = res),
 121             TP_printk("extending op %u%s by %zu bytes res %s",
 122                       __entry->op, xen_hypercall_name(__entry->op),
 123                       __entry->args,
 124                       __entry->res == XEN_MC_XE_OK ? "OK" :
 125                       __entry->res == XEN_MC_XE_BAD_OP ? "BAD_OP" :
 126                       __entry->res == XEN_MC_XE_NO_SPACE ? "NO_SPACE" : "???")
 127         );
 128
 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_domain_pte,
 154             TP_PROTO(pte_t *ptep, pte_t pteval, unsigned domid),
 155             TP_ARGS(ptep, pteval, domid),
 156             TP_STRUCT__entry(
 157                     __field(pte_t *, ptep)
 158                     __field(pteval_t, pteval)
 159                     __field(unsigned, domid)
 160                     ),
 161             TP_fast_assign(__entry->ptep = ptep;
 162                            __entry->pteval = pteval.pte;
 163                            __entry->domid = domid),
 164             TP_printk("ptep %p pteval %0*llx (raw %0*llx) domid %u",
 165                       __entry->ptep,
 166                       (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)),
 167                       (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval,
 168                       __entry->domid)
 169         );
 170
 171 TRACE_EVENT(xen_mmu_set_pte_at,
 172             TP_PROTO(struct mm_struct *mm, unsigned long addr,
 173                      pte_t *ptep, pte_t pteval),
 174             TP_ARGS(mm, addr, ptep, pteval),
 175             TP_STRUCT__entry(
 176                     __field(struct mm_struct *, mm)
 177                     __field(unsigned long, addr)
 178                     __field(pte_t *, ptep)
 179                     __field(pteval_t, pteval)
 180                     ),
 181             TP_fast_assign(__entry->mm = mm;
 182                            __entry->addr = addr;
 183                            __entry->ptep = ptep;
 184                            __entry->pteval = pteval.pte),
 185             TP_printk("mm %p addr %lx ptep %p pteval %0*llx (raw %0*llx)",
 186                       __entry->mm, __entry->addr, __entry->ptep,
 187                       (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)),
 188                       (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval)
 189         );
 190
 191 TRACE_EVENT(xen_mmu_pte_clear,
 192             TP_PROTO(struct mm_struct *mm, unsigned long addr, pte_t *ptep),
 193             TP_ARGS(mm, addr, ptep),
 194             TP_STRUCT__entry(
 195                     __field(struct mm_struct *, mm)
 196                     __field(unsigned long, addr)
 197                     __field(pte_t *, ptep)
 198                     ),
 199             TP_fast_assign(__entry->mm = mm;
 200                            __entry->addr = addr;
 201                            __entry->ptep = ptep),
 202             TP_printk("mm %p addr %lx ptep %p",
 203                       __entry->mm, __entry->addr, __entry->ptep)
 204         );
 205
 206 TRACE_EVENT(xen_mmu_set_pmd,
 207             TP_PROTO(pmd_t *pmdp, pmd_t pmdval),
 208             TP_ARGS(pmdp, pmdval),
 209             TP_STRUCT__entry(
 210                     __field(pmd_t *, pmdp)
 211                     __field(pmdval_t, pmdval)
 212                     ),
 213             TP_fast_assign(__entry->pmdp = pmdp;
 214                            __entry->pmdval = pmdval.pmd),
 215             TP_printk("pmdp %p pmdval %0*llx (raw %0*llx)",
 216                       __entry->pmdp,
 217                       (int)sizeof(pmdval_t) * 2, (unsigned long long)pmd_val(native_make_pmd(__entry->pmdval)),
 218                       (int)sizeof(pmdval_t) * 2, (unsigned long long)__entry->pmdval)
 219         );
 220
 221 TRACE_EVENT(xen_mmu_pmd_clear,
 222             TP_PROTO(pmd_t *pmdp),
 223             TP_ARGS(pmdp),
 224             TP_STRUCT__entry(
 225                     __field(pmd_t *, pmdp)
 226                     ),
 227             TP_fast_assign(__entry->pmdp = pmdp),
 228             TP_printk("pmdp %p", __entry->pmdp)
 229         );
 230
 231 #if CONFIG_PGTABLE_LEVELS >= 4
 232
 233 TRACE_EVENT(xen_mmu_set_pud,
 234             TP_PROTO(pud_t *pudp, pud_t pudval),
 235             TP_ARGS(pudp, pudval),
 236             TP_STRUCT__entry(
 237                     __field(pud_t *, pudp)
 238                     __field(pudval_t, pudval)
 239                     ),
 240             TP_fast_assign(__entry->pudp = pudp;
 241                            __entry->pudval = native_pud_val(pudval)),
 242             TP_printk("pudp %p pudval %0*llx (raw %0*llx)",
 243                       __entry->pudp,
 244                       (int)sizeof(pudval_t) * 2, (unsigned long long)pud_val(native_make_pud(__entry->pudval)),
 245                       (int)sizeof(pudval_t) * 2, (unsigned long long)__entry->pudval)
 246         );
 247
 248 TRACE_EVENT(xen_mmu_set_pgd,
 249             TP_PROTO(pgd_t *pgdp, pgd_t *user_pgdp, pgd_t pgdval),
 250             TP_ARGS(pgdp, user_pgdp, pgdval),
 251             TP_STRUCT__entry(
 252                     __field(pgd_t *, pgdp)
 253                     __field(pgd_t *, user_pgdp)
 254                     __field(pgdval_t, pgdval)
 255                     ),
 256             TP_fast_assign(__entry->pgdp = pgdp;
 257                            __entry->user_pgdp = user_pgdp;
 258                            __entry->pgdval = pgdval.pgd),
 259             TP_printk("pgdp %p user_pgdp %p pgdval %0*llx (raw %0*llx)",
 260                       __entry->pgdp, __entry->user_pgdp,
 261                       (int)sizeof(pgdval_t) * 2, (unsigned long long)pgd_val(native_make_pgd(__entry->pgdval)),
 262                       (int)sizeof(pgdval_t) * 2, (unsigned long long)__entry->pgdval)
 263         );
 264
 265 TRACE_EVENT(xen_mmu_pud_clear,
 266             TP_PROTO(pud_t *pudp),
 267             TP_ARGS(pudp),
 268             TP_STRUCT__entry(
 269                     __field(pud_t *, pudp)
 270                     ),
 271             TP_fast_assign(__entry->pudp = pudp),
 272             TP_printk("pudp %p", __entry->pudp)
 273         );
 274 #else
 275
 276 TRACE_EVENT(xen_mmu_set_pud,
 277             TP_PROTO(pud_t *pudp, pud_t pudval),
 278             TP_ARGS(pudp, pudval),
 279             TP_STRUCT__entry(
 280                     __field(pud_t *, pudp)
 281                     __field(pudval_t, pudval)
 282                     ),
 283             TP_fast_assign(__entry->pudp = pudp;
 284                            __entry->pudval = native_pud_val(pudval)),
 285             TP_printk("pudp %p pudval %0*llx (raw %0*llx)",
 286                       __entry->pudp,
 287                       (int)sizeof(pudval_t) * 2, (unsigned long long)pgd_val(native_make_pgd(__entry->pudval)),
 288                       (int)sizeof(pudval_t) * 2, (unsigned long long)__entry->pudval)
 289         );
 290
 291 #endif
 292
 293 TRACE_EVENT(xen_mmu_pgd_clear,
 294             TP_PROTO(pgd_t *pgdp),
 295             TP_ARGS(pgdp),
 296             TP_STRUCT__entry(
 297                     __field(pgd_t *, pgdp)
 298                     ),
 299             TP_fast_assign(__entry->pgdp = pgdp),
 300             TP_printk("pgdp %p", __entry->pgdp)
 301         );
 302
 303 DECLARE_EVENT_CLASS(xen_mmu_ptep_modify_prot,
 304             TP_PROTO(struct mm_struct *mm, unsigned long addr,
 305                      pte_t *ptep, pte_t pteval),
 306             TP_ARGS(mm, addr, ptep, pteval),
 307             TP_STRUCT__entry(
 308                     __field(struct mm_struct *, mm)
 309                     __field(unsigned long, addr)
 310                     __field(pte_t *, ptep)
 311                     __field(pteval_t, pteval)
 312                     ),
 313             TP_fast_assign(__entry->mm = mm;
 314                            __entry->addr = addr;
 315                            __entry->ptep = ptep;
 316                            __entry->pteval = pteval.pte),
 317             TP_printk("mm %p addr %lx ptep %p pteval %0*llx (raw %0*llx)",
 318                       __entry->mm, __entry->addr, __entry->ptep,
 319                       (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)),
 320                       (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval)
 321         );
 322 #define DEFINE_XEN_MMU_PTEP_MODIFY_PROT(name)                           \
 323         DEFINE_EVENT(xen_mmu_ptep_modify_prot, name,                    \
 324                      TP_PROTO(struct mm_struct *mm, unsigned long addr, \
 325                               pte_t *ptep, pte_t pteval),               \
 326                      TP_ARGS(mm, addr, ptep, pteval))
 327
 328 DEFINE_XEN_MMU_PTEP_MODIFY_PROT(xen_mmu_ptep_modify_prot_start);
 329 DEFINE_XEN_MMU_PTEP_MODIFY_PROT(xen_mmu_ptep_modify_prot_commit);
 330
 331 TRACE_EVENT(xen_mmu_alloc_ptpage,
 332             TP_PROTO(struct mm_struct *mm, unsigned long pfn, unsigned level, bool pinned),
 333             TP_ARGS(mm, pfn, level, pinned),
 334             TP_STRUCT__entry(
 335                     __field(struct mm_struct *, mm)
 336                     __field(unsigned long, pfn)
 337                     __field(unsigned, level)
 338                     __field(bool, pinned)
 339                     ),
 340             TP_fast_assign(__entry->mm = mm;
 341                            __entry->pfn = pfn;
 342                            __entry->level = level;
 343                            __entry->pinned = pinned),
 344             TP_printk("mm %p  pfn %lx  level %d  %spinned",
 345                       __entry->mm, __entry->pfn, __entry->level,
 346                       __entry->pinned ? "" : "un")
 347         );
 348
 349 TRACE_EVENT(xen_mmu_release_ptpage,
 350             TP_PROTO(unsigned long pfn, unsigned level, bool pinned),
 351             TP_ARGS(pfn, level, pinned),
 352             TP_STRUCT__entry(
 353                     __field(unsigned long, pfn)
 354                     __field(unsigned, level)
 355                     __field(bool, pinned)
 356                     ),
 357             TP_fast_assign(__entry->pfn = pfn;
 358                            __entry->level = level;
 359                            __entry->pinned = pinned),
 360             TP_printk("pfn %lx  level %d  %spinned",
 361                       __entry->pfn, __entry->level,
 362                       __entry->pinned ? "" : "un")
 363         );
 364
 365 DECLARE_EVENT_CLASS(xen_mmu_pgd,
 366             TP_PROTO(struct mm_struct *mm, pgd_t *pgd),
 367             TP_ARGS(mm, pgd),
 368             TP_STRUCT__entry(
 369                     __field(struct mm_struct *, mm)
 370                     __field(pgd_t *, pgd)
 371                     ),
 372             TP_fast_assign(__entry->mm = mm;
 373                            __entry->pgd = pgd),
 374             TP_printk("mm %p pgd %p", __entry->mm, __entry->pgd)
 375         );
 376 #define DEFINE_XEN_MMU_PGD_EVENT(name)                          \
 377         DEFINE_EVENT(xen_mmu_pgd, name,                         \
 378                 TP_PROTO(struct mm_struct *mm, pgd_t *pgd),     \
 379                      TP_ARGS(mm, pgd))
 380
 381 DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_pin);
 382 DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_unpin);
 383
 384 TRACE_EVENT(xen_mmu_flush_tlb_single,
 385             TP_PROTO(unsigned long addr),
 386             TP_ARGS(addr),
 387             TP_STRUCT__entry(
 388                     __field(unsigned long, addr)
 389                     ),
 390             TP_fast_assign(__entry->addr = addr),
 391             TP_printk("addr %lx", __entry->addr)
 392         );
 393
 394 TRACE_EVENT(xen_mmu_flush_tlb_others,
 395             TP_PROTO(const struct cpumask *cpus, struct mm_struct *mm,
 396                      unsigned long addr, unsigned long end),
 397             TP_ARGS(cpus, mm, addr, end),
 398             TP_STRUCT__entry(
 399                     __field(unsigned, ncpus)
 400                     __field(struct mm_struct *, mm)
 401                     __field(unsigned long, addr)
 402                     __field(unsigned long, end)
 403                     ),
 404             TP_fast_assign(__entry->ncpus = cpumask_weight(cpus);
 405                            __entry->mm = mm;
 406                            __entry->addr = addr,
 407                            __entry->end = end),
 408             TP_printk("ncpus %d mm %p addr %lx, end %lx",
 409                       __entry->ncpus, __entry->mm, __entry->addr, __entry->end)
 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>