arch/x86/kvm/trace.h

   1 #if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
   2 #define _TRACE_KVM_H
   3
   4 #include <linux/tracepoint.h>
   5
   6 #undef TRACE_SYSTEM
   7 #define TRACE_SYSTEM kvm
   8
   9 /*
  10  * Tracepoint for guest mode entry.
  11  */
  12 TRACE_EVENT(kvm_entry,
  13         TP_PROTO(unsigned int vcpu_id),
  14         TP_ARGS(vcpu_id),
  15
  16         TP_STRUCT__entry(
  17                 __field(        unsigned int,   vcpu_id         )
  18         ),
  19
  20         TP_fast_assign(
  21                 __entry->vcpu_id        = vcpu_id;
  22         ),
  23
  24         TP_printk("vcpu %u", __entry->vcpu_id)
  25 );
  26
  27 /*
  28  * Tracepoint for hypercall.
  29  */
  30 TRACE_EVENT(kvm_hypercall,
  31         TP_PROTO(unsigned long nr, unsigned long a0, unsigned long a1,
  32                  unsigned long a2, unsigned long a3),
  33         TP_ARGS(nr, a0, a1, a2, a3),
  34
  35         TP_STRUCT__entry(
  36                 __field(        unsigned long,  nr              )
  37                 __field(        unsigned long,  a0              )
  38                 __field(        unsigned long,  a1              )
  39                 __field(        unsigned long,  a2              )
  40                 __field(        unsigned long,  a3              )
  41         ),
  42
  43         TP_fast_assign(
  44                 __entry->nr             = nr;
  45                 __entry->a0             = a0;
  46                 __entry->a1             = a1;
  47                 __entry->a2             = a2;
  48                 __entry->a3             = a3;
  49         ),
  50
  51         TP_printk("nr 0x%lx a0 0x%lx a1 0x%lx a2 0x%lx a3 0x%lx",
  52                  __entry->nr, __entry->a0, __entry->a1,  __entry->a2,
  53                  __entry->a3)
  54 );
  55
  56 /*
  57  * Tracepoint for hypercall.
  58  */
  59 TRACE_EVENT(kvm_hv_hypercall,
  60         TP_PROTO(__u16 code, bool fast, __u16 rep_cnt, __u16 rep_idx,
  61                  __u64 ingpa, __u64 outgpa),
  62         TP_ARGS(code, fast, rep_cnt, rep_idx, ingpa, outgpa),
  63
  64         TP_STRUCT__entry(
  65                 __field(        __u16,          code            )
  66                 __field(        bool,           fast            )
  67                 __field(        __u16,          rep_cnt         )
  68                 __field(        __u16,          rep_idx         )
  69                 __field(        __u64,          ingpa           )
  70                 __field(        __u64,          outgpa          )
  71         ),
  72
  73         TP_fast_assign(
  74                 __entry->code           = code;
  75                 __entry->fast           = fast;
  76                 __entry->rep_cnt        = rep_cnt;
  77                 __entry->rep_idx        = rep_idx;
  78                 __entry->ingpa          = ingpa;
  79                 __entry->outgpa         = outgpa;
  80         ),
  81
  82         TP_printk("code 0x%x %s cnt 0x%x idx 0x%x in 0x%llx out 0x%llx",
  83                   __entry->code, __entry->fast ? "fast" : "slow",
  84                   __entry->rep_cnt, __entry->rep_idx,  __entry->ingpa,
  85                   __entry->outgpa)
  86 );
  87
  88 /*
  89  * Tracepoint for PIO.
  90  */
  91 TRACE_EVENT(kvm_pio,
  92         TP_PROTO(unsigned int rw, unsigned int port, unsigned int size,
  93                  unsigned int count),
  94         TP_ARGS(rw, port, size, count),
  95
  96         TP_STRUCT__entry(
  97                 __field(        unsigned int,   rw              )
  98                 __field(        unsigned int,   port            )
  99                 __field(        unsigned int,   size            )
 100                 __field(        unsigned int,   count           )
 101         ),
 102
 103         TP_fast_assign(
 104                 __entry->rw             = rw;
 105                 __entry->port           = port;
 106                 __entry->size           = size;
 107                 __entry->count          = count;
 108         ),
 109
 110         TP_printk("pio_%s at 0x%x size %d count %d",
 111                   __entry->rw ? "write" : "read",
 112                   __entry->port, __entry->size, __entry->count)
 113 );
 114
 115 /*
 116  * Tracepoint for cpuid.
 117  */
 118 TRACE_EVENT(kvm_cpuid,
 119         TP_PROTO(unsigned int function, unsigned long rax, unsigned long rbx,
 120                  unsigned long rcx, unsigned long rdx),
 121         TP_ARGS(function, rax, rbx, rcx, rdx),
 122
 123         TP_STRUCT__entry(
 124                 __field(        unsigned int,   function        )
 125                 __field(        unsigned long,  rax             )
 126                 __field(        unsigned long,  rbx             )
 127                 __field(        unsigned long,  rcx             )
 128                 __field(        unsigned long,  rdx             )
 129         ),
 130
 131         TP_fast_assign(
 132                 __entry->function       = function;
 133                 __entry->rax            = rax;
 134                 __entry->rbx            = rbx;
 135                 __entry->rcx            = rcx;
 136                 __entry->rdx            = rdx;
 137         ),
 138
 139         TP_printk("func %x rax %lx rbx %lx rcx %lx rdx %lx",
 140                   __entry->function, __entry->rax,
 141                   __entry->rbx, __entry->rcx, __entry->rdx)
 142 );
 143
 144 #define AREG(x) { APIC_##x, "APIC_" #x }
 145
 146 #define kvm_trace_symbol_apic                                               \
 147         AREG(ID), AREG(LVR), AREG(TASKPRI), AREG(ARBPRI), AREG(PROCPRI),    \
 148         AREG(EOI), AREG(RRR), AREG(LDR), AREG(DFR), AREG(SPIV), AREG(ISR),  \
 149         AREG(TMR), AREG(IRR), AREG(ESR), AREG(ICR), AREG(ICR2), AREG(LVTT), \
 150         AREG(LVTTHMR), AREG(LVTPC), AREG(LVT0), AREG(LVT1), AREG(LVTERR),   \
 151         AREG(TMICT), AREG(TMCCT), AREG(TDCR), AREG(SELF_IPI), AREG(EFEAT),  \
 152         AREG(ECTRL)
 153 /*
 154  * Tracepoint for apic access.
 155  */
 156 TRACE_EVENT(kvm_apic,
 157         TP_PROTO(unsigned int rw, unsigned int reg, unsigned int val),
 158         TP_ARGS(rw, reg, val),
 159
 160         TP_STRUCT__entry(
 161                 __field(        unsigned int,   rw              )
 162                 __field(        unsigned int,   reg             )
 163                 __field(        unsigned int,   val             )
 164         ),
 165
 166         TP_fast_assign(
 167                 __entry->rw             = rw;
 168                 __entry->reg            = reg;
 169                 __entry->val            = val;
 170         ),
 171
 172         TP_printk("apic_%s %s = 0x%x",
 173                   __entry->rw ? "write" : "read",
 174                   __print_symbolic(__entry->reg, kvm_trace_symbol_apic),
 175                   __entry->val)
 176 );
 177
 178 #define trace_kvm_apic_read(reg, val)           trace_kvm_apic(0, reg, val)
 179 #define trace_kvm_apic_write(reg, val)          trace_kvm_apic(1, reg, val)
 180
 181 #define KVM_ISA_VMX   1
 182 #define KVM_ISA_SVM   2
 183
 184 /*
 185  * Tracepoint for kvm guest exit:
 186  */
 187 TRACE_EVENT(kvm_exit,
 188         TP_PROTO(unsigned int exit_reason, struct kvm_vcpu *vcpu, u32 isa),
 189         TP_ARGS(exit_reason, vcpu, isa),
 190
 191         TP_STRUCT__entry(
 192                 __field(        unsigned int,   exit_reason     )
 193                 __field(        unsigned long,  guest_rip       )
 194                 __field(        u32,            isa             )
 195                 __field(        u64,            info1           )
 196                 __field(        u64,            info2           )
 197         ),
 198
 199         TP_fast_assign(
 200                 __entry->exit_reason    = exit_reason;
 201                 __entry->guest_rip      = kvm_rip_read(vcpu);
 202                 __entry->isa            = isa;
 203                 kvm_x86_ops->get_exit_info(vcpu, &__entry->info1,
 204                                            &__entry->info2);
 205         ),
 206
 207         TP_printk("reason %s rip 0x%lx info %llx %llx",
 208                  ftrace_print_symbols_seq(p, __entry->exit_reason,
 209                                           kvm_x86_ops->exit_reasons_str),
 210                  __entry->guest_rip, __entry->info1, __entry->info2)
 211 );
 212
 213 /*
 214  * Tracepoint for kvm interrupt injection:
 215  */
 216 TRACE_EVENT(kvm_inj_virq,
 217         TP_PROTO(unsigned int irq),
 218         TP_ARGS(irq),
 219
 220         TP_STRUCT__entry(
 221                 __field(        unsigned int,   irq             )
 222         ),
 223
 224         TP_fast_assign(
 225                 __entry->irq            = irq;
 226         ),
 227
 228         TP_printk("irq %u", __entry->irq)
 229 );
 230
 231 #define EXS(x) { x##_VECTOR, "#" #x }
 232
 233 #define kvm_trace_sym_exc                                               \
 234         EXS(DE), EXS(DB), EXS(BP), EXS(OF), EXS(BR), EXS(UD), EXS(NM),  \
 235         EXS(DF), EXS(TS), EXS(NP), EXS(SS), EXS(GP), EXS(PF),           \
 236         EXS(MF), EXS(MC)
 237
 238 /*
 239  * Tracepoint for kvm interrupt injection:
 240  */
 241 TRACE_EVENT(kvm_inj_exception,
 242         TP_PROTO(unsigned exception, bool has_error, unsigned error_code),
 243         TP_ARGS(exception, has_error, error_code),
 244
 245         TP_STRUCT__entry(
 246                 __field(        u8,     exception       )
 247                 __field(        u8,     has_error       )
 248                 __field(        u32,    error_code      )
 249         ),
 250
 251         TP_fast_assign(
 252                 __entry->exception      = exception;
 253                 __entry->has_error      = has_error;
 254                 __entry->error_code     = error_code;
 255         ),
 256
 257         TP_printk("%s (0x%x)",
 258                   __print_symbolic(__entry->exception, kvm_trace_sym_exc),
 259                   /* FIXME: don't print error_code if not present */
 260                   __entry->has_error ? __entry->error_code : 0)
 261 );
 262
 263 /*
 264  * Tracepoint for page fault.
 265  */
 266 TRACE_EVENT(kvm_page_fault,
 267         TP_PROTO(unsigned long fault_address, unsigned int error_code),
 268         TP_ARGS(fault_address, error_code),
 269
 270         TP_STRUCT__entry(
 271                 __field(        unsigned long,  fault_address   )
 272                 __field(        unsigned int,   error_code      )
 273         ),
 274
 275         TP_fast_assign(
 276                 __entry->fault_address  = fault_address;
 277                 __entry->error_code     = error_code;
 278         ),
 279
 280         TP_printk("address %lx error_code %x",
 281                   __entry->fault_address, __entry->error_code)
 282 );
 283
 284 /*
 285  * Tracepoint for guest MSR access.
 286  */
 287 TRACE_EVENT(kvm_msr,
 288         TP_PROTO(unsigned write, u32 ecx, u64 data, bool exception),
 289         TP_ARGS(write, ecx, data, exception),
 290
 291         TP_STRUCT__entry(
 292                 __field(        unsigned,       write           )
 293                 __field(        u32,            ecx             )
 294                 __field(        u64,            data            )
 295                 __field(        u8,             exception       )
 296         ),
 297
 298         TP_fast_assign(
 299                 __entry->write          = write;
 300                 __entry->ecx            = ecx;
 301                 __entry->data           = data;
 302                 __entry->exception      = exception;
 303         ),
 304
 305         TP_printk("msr_%s %x = 0x%llx%s",
 306                   __entry->write ? "write" : "read",
 307                   __entry->ecx, __entry->data,
 308                   __entry->exception ? " (#GP)" : "")
 309 );
 310
 311 #define trace_kvm_msr_read(ecx, data)      trace_kvm_msr(0, ecx, data, false)
 312 #define trace_kvm_msr_write(ecx, data)     trace_kvm_msr(1, ecx, data, false)
 313 #define trace_kvm_msr_read_ex(ecx)         trace_kvm_msr(0, ecx, 0, true)
 314 #define trace_kvm_msr_write_ex(ecx, data)  trace_kvm_msr(1, ecx, data, true)
 315
 316 /*
 317  * Tracepoint for guest CR access.
 318  */
 319 TRACE_EVENT(kvm_cr,
 320         TP_PROTO(unsigned int rw, unsigned int cr, unsigned long val),
 321         TP_ARGS(rw, cr, val),
 322
 323         TP_STRUCT__entry(
 324                 __field(        unsigned int,   rw              )
 325                 __field(        unsigned int,   cr              )
 326                 __field(        unsigned long,  val             )
 327         ),
 328
 329         TP_fast_assign(
 330                 __entry->rw             = rw;
 331                 __entry->cr             = cr;
 332                 __entry->val            = val;
 333         ),
 334
 335         TP_printk("cr_%s %x = 0x%lx",
 336                   __entry->rw ? "write" : "read",
 337                   __entry->cr, __entry->val)
 338 );
 339
 340 #define trace_kvm_cr_read(cr, val)              trace_kvm_cr(0, cr, val)
 341 #define trace_kvm_cr_write(cr, val)             trace_kvm_cr(1, cr, val)
 342
 343 TRACE_EVENT(kvm_pic_set_irq,
 344             TP_PROTO(__u8 chip, __u8 pin, __u8 elcr, __u8 imr, bool coalesced),
 345             TP_ARGS(chip, pin, elcr, imr, coalesced),
 346
 347         TP_STRUCT__entry(
 348                 __field(        __u8,           chip            )
 349                 __field(        __u8,           pin             )
 350                 __field(        __u8,           elcr            )
 351                 __field(        __u8,           imr             )
 352                 __field(        bool,           coalesced       )
 353         ),
 354
 355         TP_fast_assign(
 356                 __entry->chip           = chip;
 357                 __entry->pin            = pin;
 358                 __entry->elcr           = elcr;
 359                 __entry->imr            = imr;
 360                 __entry->coalesced      = coalesced;
 361         ),
 362
 363         TP_printk("chip %u pin %u (%s%s)%s",
 364                   __entry->chip, __entry->pin,
 365                   (__entry->elcr & (1 << __entry->pin)) ? "level":"edge",
 366                   (__entry->imr & (1 << __entry->pin)) ? "|masked":"",
 367                   __entry->coalesced ? " (coalesced)" : "")
 368 );
 369
 370 #define kvm_apic_dst_shorthand          \
 371         {0x0, "dst"},                   \
 372         {0x1, "self"},                  \
 373         {0x2, "all"},                   \
 374         {0x3, "all-but-self"}
 375
 376 TRACE_EVENT(kvm_apic_ipi,
 377             TP_PROTO(__u32 icr_low, __u32 dest_id),
 378             TP_ARGS(icr_low, dest_id),
 379
 380         TP_STRUCT__entry(
 381                 __field(        __u32,          icr_low         )
 382                 __field(        __u32,          dest_id         )
 383         ),
 384
 385         TP_fast_assign(
 386                 __entry->icr_low        = icr_low;
 387                 __entry->dest_id        = dest_id;
 388         ),
 389
 390         TP_printk("dst %x vec %u (%s|%s|%s|%s|%s)",
 391                   __entry->dest_id, (u8)__entry->icr_low,
 392                   __print_symbolic((__entry->icr_low >> 8 & 0x7),
 393                                    kvm_deliver_mode),
 394                   (__entry->icr_low & (1<<11)) ? "logical" : "physical",
 395                   (__entry->icr_low & (1<<14)) ? "assert" : "de-assert",
 396                   (__entry->icr_low & (1<<15)) ? "level" : "edge",
 397                   __print_symbolic((__entry->icr_low >> 18 & 0x3),
 398                                    kvm_apic_dst_shorthand))
 399 );
 400
 401 TRACE_EVENT(kvm_apic_accept_irq,
 402             TP_PROTO(__u32 apicid, __u16 dm, __u8 tm, __u8 vec, bool coalesced),
 403             TP_ARGS(apicid, dm, tm, vec, coalesced),
 404
 405         TP_STRUCT__entry(
 406                 __field(        __u32,          apicid          )
 407                 __field(        __u16,          dm              )
 408                 __field(        __u8,           tm              )
 409                 __field(        __u8,           vec             )
 410                 __field(        bool,           coalesced       )
 411         ),
 412
 413         TP_fast_assign(
 414                 __entry->apicid         = apicid;
 415                 __entry->dm             = dm;
 416                 __entry->tm             = tm;
 417                 __entry->vec            = vec;
 418                 __entry->coalesced      = coalesced;
 419         ),
 420
 421         TP_printk("apicid %x vec %u (%s|%s)%s",
 422                   __entry->apicid, __entry->vec,
 423                   __print_symbolic((__entry->dm >> 8 & 0x7), kvm_deliver_mode),
 424                   __entry->tm ? "level" : "edge",
 425                   __entry->coalesced ? " (coalesced)" : "")
 426 );
 427
 428 /*
 429  * Tracepoint for nested VMRUN
 430  */
 431 TRACE_EVENT(kvm_nested_vmrun,
 432             TP_PROTO(__u64 rip, __u64 vmcb, __u64 nested_rip, __u32 int_ctl,
 433                      __u32 event_inj, bool npt),
 434             TP_ARGS(rip, vmcb, nested_rip, int_ctl, event_inj, npt),
 435
 436         TP_STRUCT__entry(
 437                 __field(        __u64,          rip             )
 438                 __field(        __u64,          vmcb            )
 439                 __field(        __u64,          nested_rip      )
 440                 __field(        __u32,          int_ctl         )
 441                 __field(        __u32,          event_inj       )
 442                 __field(        bool,           npt             )
 443         ),
 444
 445         TP_fast_assign(
 446                 __entry->rip            = rip;
 447                 __entry->vmcb           = vmcb;
 448                 __entry->nested_rip     = nested_rip;
 449                 __entry->int_ctl        = int_ctl;
 450                 __entry->event_inj      = event_inj;
 451                 __entry->npt            = npt;
 452         ),
 453
 454         TP_printk("rip: 0x%016llx vmcb: 0x%016llx nrip: 0x%016llx int_ctl: 0x%08x "
 455                   "event_inj: 0x%08x npt: %s",
 456                 __entry->rip, __entry->vmcb, __entry->nested_rip,
 457                 __entry->int_ctl, __entry->event_inj,
 458                 __entry->npt ? "on" : "off")
 459 );
 460
 461 TRACE_EVENT(kvm_nested_intercepts,
 462             TP_PROTO(__u16 cr_read, __u16 cr_write, __u32 exceptions, __u64 intercept),
 463             TP_ARGS(cr_read, cr_write, exceptions, intercept),
 464
 465         TP_STRUCT__entry(
 466                 __field(        __u16,          cr_read         )
 467                 __field(        __u16,          cr_write        )
 468                 __field(        __u32,          exceptions      )
 469                 __field(        __u64,          intercept       )
 470         ),
 471
 472         TP_fast_assign(
 473                 __entry->cr_read        = cr_read;
 474                 __entry->cr_write       = cr_write;
 475                 __entry->exceptions     = exceptions;
 476                 __entry->intercept      = intercept;
 477         ),
 478
 479         TP_printk("cr_read: %04x cr_write: %04x excp: %08x intercept: %016llx",
 480                 __entry->cr_read, __entry->cr_write, __entry->exceptions,
 481                 __entry->intercept)
 482 );
 483 /*
 484  * Tracepoint for #VMEXIT while nested
 485  */
 486 TRACE_EVENT(kvm_nested_vmexit,
 487             TP_PROTO(__u64 rip, __u32 exit_code,
 488                      __u64 exit_info1, __u64 exit_info2,
 489                      __u32 exit_int_info, __u32 exit_int_info_err),
 490             TP_ARGS(rip, exit_code, exit_info1, exit_info2,
 491                     exit_int_info, exit_int_info_err),
 492
 493         TP_STRUCT__entry(
 494                 __field(        __u64,          rip                     )
 495                 __field(        __u32,          exit_code               )
 496                 __field(        __u64,          exit_info1              )
 497                 __field(        __u64,          exit_info2              )
 498                 __field(        __u32,          exit_int_info           )
 499                 __field(        __u32,          exit_int_info_err       )
 500         ),
 501
 502         TP_fast_assign(
 503                 __entry->rip                    = rip;
 504                 __entry->exit_code              = exit_code;
 505                 __entry->exit_info1             = exit_info1;
 506                 __entry->exit_info2             = exit_info2;
 507                 __entry->exit_int_info          = exit_int_info;
 508                 __entry->exit_int_info_err      = exit_int_info_err;
 509         ),
 510         TP_printk("rip: 0x%016llx reason: %s ext_inf1: 0x%016llx "
 511                   "ext_inf2: 0x%016llx ext_int: 0x%08x ext_int_err: 0x%08x",
 512                   __entry->rip,
 513                   ftrace_print_symbols_seq(p, __entry->exit_code,
 514                                            kvm_x86_ops->exit_reasons_str),
 515                   __entry->exit_info1, __entry->exit_info2,
 516                   __entry->exit_int_info, __entry->exit_int_info_err)
 517 );
 518
 519 /*
 520  * Tracepoint for #VMEXIT reinjected to the guest
 521  */
 522 TRACE_EVENT(kvm_nested_vmexit_inject,
 523             TP_PROTO(__u32 exit_code,
 524                      __u64 exit_info1, __u64 exit_info2,
 525                      __u32 exit_int_info, __u32 exit_int_info_err),
 526             TP_ARGS(exit_code, exit_info1, exit_info2,
 527                     exit_int_info, exit_int_info_err),
 528
 529         TP_STRUCT__entry(
 530                 __field(        __u32,          exit_code               )
 531                 __field(        __u64,          exit_info1              )
 532                 __field(        __u64,          exit_info2              )
 533                 __field(        __u32,          exit_int_info           )
 534                 __field(        __u32,          exit_int_info_err       )
 535         ),
 536
 537         TP_fast_assign(
 538                 __entry->exit_code              = exit_code;
 539                 __entry->exit_info1             = exit_info1;
 540                 __entry->exit_info2             = exit_info2;
 541                 __entry->exit_int_info          = exit_int_info;
 542                 __entry->exit_int_info_err      = exit_int_info_err;
 543         ),
 544
 545         TP_printk("reason: %s ext_inf1: 0x%016llx "
 546                   "ext_inf2: 0x%016llx ext_int: 0x%08x ext_int_err: 0x%08x",
 547                   ftrace_print_symbols_seq(p, __entry->exit_code,
 548                                            kvm_x86_ops->exit_reasons_str),
 549                 __entry->exit_info1, __entry->exit_info2,
 550                 __entry->exit_int_info, __entry->exit_int_info_err)
 551 );
 552
 553 /*
 554  * Tracepoint for nested #vmexit because of interrupt pending
 555  */
 556 TRACE_EVENT(kvm_nested_intr_vmexit,
 557             TP_PROTO(__u64 rip),
 558             TP_ARGS(rip),
 559
 560         TP_STRUCT__entry(
 561                 __field(        __u64,  rip     )
 562         ),
 563
 564         TP_fast_assign(
 565                 __entry->rip    =       rip
 566         ),
 567
 568         TP_printk("rip: 0x%016llx", __entry->rip)
 569 );
 570
 571 /*
 572  * Tracepoint for nested #vmexit because of interrupt pending
 573  */
 574 TRACE_EVENT(kvm_invlpga,
 575             TP_PROTO(__u64 rip, int asid, u64 address),
 576             TP_ARGS(rip, asid, address),
 577
 578         TP_STRUCT__entry(
 579                 __field(        __u64,  rip     )
 580                 __field(        int,    asid    )
 581                 __field(        __u64,  address )
 582         ),
 583
 584         TP_fast_assign(
 585                 __entry->rip            =       rip;
 586                 __entry->asid           =       asid;
 587                 __entry->address        =       address;
 588         ),
 589
 590         TP_printk("rip: 0x%016llx asid: %d address: 0x%016llx",
 591                   __entry->rip, __entry->asid, __entry->address)
 592 );
 593
 594 /*
 595  * Tracepoint for nested #vmexit because of interrupt pending
 596  */
 597 TRACE_EVENT(kvm_skinit,
 598             TP_PROTO(__u64 rip, __u32 slb),
 599             TP_ARGS(rip, slb),
 600
 601         TP_STRUCT__entry(
 602                 __field(        __u64,  rip     )
 603                 __field(        __u32,  slb     )
 604         ),
 605
 606         TP_fast_assign(
 607                 __entry->rip            =       rip;
 608                 __entry->slb            =       slb;
 609         ),
 610
 611         TP_printk("rip: 0x%016llx slb: 0x%08x",
 612                   __entry->rip, __entry->slb)
 613 );
 614
 615 #define __print_insn(insn, ilen) ({                              \
 616         int i;                                                   \
 617         const char *ret = p->buffer + p->len;                    \
 618                                                                  \
 619         for (i = 0; i < ilen; ++i)                               \
 620                 trace_seq_printf(p, " %02x", insn[i]);           \
 621         trace_seq_printf(p, "%c", 0);                            \
 622         ret;                                                     \
 623         })
 624
 625 #define KVM_EMUL_INSN_F_CR0_PE (1 << 0)
 626 #define KVM_EMUL_INSN_F_EFL_VM (1 << 1)
 627 #define KVM_EMUL_INSN_F_CS_D   (1 << 2)
 628 #define KVM_EMUL_INSN_F_CS_L   (1 << 3)
 629
 630 #define kvm_trace_symbol_emul_flags                       \
 631         { 0,                        "real" },             \
 632         { KVM_EMUL_INSN_F_CR0_PE                          \
 633           | KVM_EMUL_INSN_F_EFL_VM, "vm16" },             \
 634         { KVM_EMUL_INSN_F_CR0_PE,   "prot16" },           \
 635         { KVM_EMUL_INSN_F_CR0_PE                          \
 636           | KVM_EMUL_INSN_F_CS_D,   "prot32" },           \
 637         { KVM_EMUL_INSN_F_CR0_PE                          \
 638           | KVM_EMUL_INSN_F_CS_L,   "prot64" }
 639
 640 #define kei_decode_mode(mode) ({                        \
 641         u8 flags = 0xff;                                \
 642         switch (mode) {                                 \
 643         case X86EMUL_MODE_REAL:                         \
 644                 flags = 0;                              \
 645                 break;                                  \
 646         case X86EMUL_MODE_VM86:                         \
 647                 flags = KVM_EMUL_INSN_F_EFL_VM;         \
 648                 break;                                  \
 649         case X86EMUL_MODE_PROT16:                       \
 650                 flags = KVM_EMUL_INSN_F_CR0_PE;         \
 651                 break;                                  \
 652         case X86EMUL_MODE_PROT32:                       \
 653                 flags = KVM_EMUL_INSN_F_CR0_PE          \
 654                         | KVM_EMUL_INSN_F_CS_D;         \
 655                 break;                                  \
 656         case X86EMUL_MODE_PROT64:                       \
 657                 flags = KVM_EMUL_INSN_F_CR0_PE          \
 658                         | KVM_EMUL_INSN_F_CS_L;         \
 659                 break;                                  \
 660         }                                               \
 661         flags;                                          \
 662         })
 663
 664 TRACE_EVENT(kvm_emulate_insn,
 665         TP_PROTO(struct kvm_vcpu *vcpu, __u8 failed),
 666         TP_ARGS(vcpu, failed),
 667
 668         TP_STRUCT__entry(
 669                 __field(    __u64, rip                       )
 670                 __field(    __u32, csbase                    )
 671                 __field(    __u8,  len                       )
 672                 __array(    __u8,  insn,    15               )
 673                 __field(    __u8,  flags                     )
 674                 __field(    __u8,  failed                    )
 675                 ),
 676
 677         TP_fast_assign(
 678                 __entry->rip = vcpu->arch.emulate_ctxt.decode.fetch.start;
 679                 __entry->csbase = kvm_x86_ops->get_segment_base(vcpu, VCPU_SREG_CS);
 680                 __entry->len = vcpu->arch.emulate_ctxt.decode.eip
 681                                - vcpu->arch.emulate_ctxt.decode.fetch.start;
 682                 memcpy(__entry->insn,
 683                        vcpu->arch.emulate_ctxt.decode.fetch.data,
 684                        15);
 685                 __entry->flags = kei_decode_mode(vcpu->arch.emulate_ctxt.mode);
 686                 __entry->failed = failed;
 687                 ),
 688
 689         TP_printk("%x:%llx:%s (%s)%s",
 690                   __entry->csbase, __entry->rip,
 691                   __print_insn(__entry->insn, __entry->len),
 692                   __print_symbolic(__entry->flags,
 693                                    kvm_trace_symbol_emul_flags),
 694                   __entry->failed ? " failed" : ""
 695                 )
 696         );
 697
 698 #define trace_kvm_emulate_insn_start(vcpu) trace_kvm_emulate_insn(vcpu, 0)
 699 #define trace_kvm_emulate_insn_failed(vcpu) trace_kvm_emulate_insn(vcpu, 1)
 700
 701 #endif /* _TRACE_KVM_H */
 702
 703 #undef TRACE_INCLUDE_PATH
 704 #define TRACE_INCLUDE_PATH arch/x86/kvm
 705 #undef TRACE_INCLUDE_FILE
 706 #define TRACE_INCLUDE_FILE trace
 707
 708 /* This part must be outside protection */
 709 #include <trace/define_trace.h>