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KVM: Trace exception injection
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / arch / x86 / kvm / trace.h
blob32c912c40bf820fe4c81b59e5e7796d0a2f51d22
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 /*
182 * Tracepoint for kvm guest exit:
183 */
184 TRACE_EVENT(kvm_exit,
185 TP_PROTO(unsigned int exit_reason, struct kvm_vcpu *vcpu),
186 TP_ARGS(exit_reason, vcpu),
187
188 TP_STRUCT__entry(
189 __field( unsigned int, exit_reason )
190 __field( unsigned long, guest_rip )
191 ),
192
193 TP_fast_assign(
194 __entry->exit_reason = exit_reason;
195 __entry->guest_rip = kvm_rip_read(vcpu);
196 ),
197
198 TP_printk("reason %s rip 0x%lx",
199 ftrace_print_symbols_seq(p, __entry->exit_reason,
200 kvm_x86_ops->exit_reasons_str),
201 __entry->guest_rip)
202 );
203
204 /*
205 * Tracepoint for kvm interrupt injection:
206 */
207 TRACE_EVENT(kvm_inj_virq,
208 TP_PROTO(unsigned int irq),
209 TP_ARGS(irq),
210
211 TP_STRUCT__entry(
212 __field( unsigned int, irq )
213 ),
214
215 TP_fast_assign(
216 __entry->irq = irq;
217 ),
218
219 TP_printk("irq %u", __entry->irq)
220 );
221
222 #define EXS(x) { x##_VECTOR, "#" #x }
223
224 #define kvm_trace_sym_exc \
225 EXS(DE), EXS(DB), EXS(BP), EXS(OF), EXS(BR), EXS(UD), EXS(NM), \
226 EXS(DF), EXS(TS), EXS(NP), EXS(SS), EXS(GP), EXS(PF), \
227 EXS(MF), EXS(MC)
228
229 /*
230 * Tracepoint for kvm interrupt injection:
231 */
232 TRACE_EVENT(kvm_inj_exception,
233 TP_PROTO(unsigned exception, bool has_error, unsigned error_code),
234 TP_ARGS(exception, has_error, error_code),
235
236 TP_STRUCT__entry(
237 __field( u8, exception )
238 __field( u8, has_error )
239 __field( u32, error_code )
240 ),
241
242 TP_fast_assign(
243 __entry->exception = exception;
244 __entry->has_error = has_error;
245 __entry->error_code = error_code;
246 ),
247
248 TP_printk("%s (0x%x)",
249 __print_symbolic(__entry->exception, kvm_trace_sym_exc),
250 /* FIXME: don't print error_code if not present */
251 __entry->has_error ? __entry->error_code : 0)
252 );
253
254 /*
255 * Tracepoint for page fault.
256 */
257 TRACE_EVENT(kvm_page_fault,
258 TP_PROTO(unsigned long fault_address, unsigned int error_code),
259 TP_ARGS(fault_address, error_code),
260
261 TP_STRUCT__entry(
262 __field( unsigned long, fault_address )
263 __field( unsigned int, error_code )
264 ),
265
266 TP_fast_assign(
267 __entry->fault_address = fault_address;
268 __entry->error_code = error_code;
269 ),
270
271 TP_printk("address %lx error_code %x",
272 __entry->fault_address, __entry->error_code)
273 );
274
275 /*
276 * Tracepoint for guest MSR access.
277 */
278 TRACE_EVENT(kvm_msr,
279 TP_PROTO(unsigned write, u32 ecx, u64 data, bool exception),
280 TP_ARGS(write, ecx, data, exception),
281
282 TP_STRUCT__entry(
283 __field( unsigned, write )
284 __field( u32, ecx )
285 __field( u64, data )
286 __field( u8, exception )
287 ),
288
289 TP_fast_assign(
290 __entry->write = write;
291 __entry->ecx = ecx;
292 __entry->data = data;
293 __entry->exception = exception;
294 ),
295
296 TP_printk("msr_%s %x = 0x%llx%s",
297 __entry->write ? "write" : "read",
298 __entry->ecx, __entry->data,
299 __entry->exception ? " (#GP)" : "")
300 );
301
302 #define trace_kvm_msr_read(ecx, data) trace_kvm_msr(0, ecx, data, false)
303 #define trace_kvm_msr_write(ecx, data) trace_kvm_msr(1, ecx, data, false)
304 #define trace_kvm_msr_read_ex(ecx) trace_kvm_msr(0, ecx, 0, true)
305 #define trace_kvm_msr_write_ex(ecx, data) trace_kvm_msr(1, ecx, data, true)
306
307 /*
308 * Tracepoint for guest CR access.
309 */
310 TRACE_EVENT(kvm_cr,
311 TP_PROTO(unsigned int rw, unsigned int cr, unsigned long val),
312 TP_ARGS(rw, cr, val),
313
314 TP_STRUCT__entry(
315 __field( unsigned int, rw )
316 __field( unsigned int, cr )
317 __field( unsigned long, val )
318 ),
319
320 TP_fast_assign(
321 __entry->rw = rw;
322 __entry->cr = cr;
323 __entry->val = val;
324 ),
325
326 TP_printk("cr_%s %x = 0x%lx",
327 __entry->rw ? "write" : "read",
328 __entry->cr, __entry->val)
329 );
330
331 #define trace_kvm_cr_read(cr, val) trace_kvm_cr(0, cr, val)
332 #define trace_kvm_cr_write(cr, val) trace_kvm_cr(1, cr, val)
333
334 TRACE_EVENT(kvm_pic_set_irq,
335 TP_PROTO(__u8 chip, __u8 pin, __u8 elcr, __u8 imr, bool coalesced),
336 TP_ARGS(chip, pin, elcr, imr, coalesced),
337
338 TP_STRUCT__entry(
339 __field( __u8, chip )
340 __field( __u8, pin )
341 __field( __u8, elcr )
342 __field( __u8, imr )
343 __field( bool, coalesced )
344 ),
345
346 TP_fast_assign(
347 __entry->chip = chip;
348 __entry->pin = pin;
349 __entry->elcr = elcr;
350 __entry->imr = imr;
351 __entry->coalesced = coalesced;
352 ),
353
354 TP_printk("chip %u pin %u (%s%s)%s",
355 __entry->chip, __entry->pin,
356 (__entry->elcr & (1 << __entry->pin)) ? "level":"edge",
357 (__entry->imr & (1 << __entry->pin)) ? "|masked":"",
358 __entry->coalesced ? " (coalesced)" : "")
359 );
360
361 #define kvm_apic_dst_shorthand \
362 {0x0, "dst"}, \
363 {0x1, "self"}, \
364 {0x2, "all"}, \
365 {0x3, "all-but-self"}
366
367 TRACE_EVENT(kvm_apic_ipi,
368 TP_PROTO(__u32 icr_low, __u32 dest_id),
369 TP_ARGS(icr_low, dest_id),
370
371 TP_STRUCT__entry(
372 __field( __u32, icr_low )
373 __field( __u32, dest_id )
374 ),
375
376 TP_fast_assign(
377 __entry->icr_low = icr_low;
378 __entry->dest_id = dest_id;
379 ),
380
381 TP_printk("dst %x vec %u (%s|%s|%s|%s|%s)",
382 __entry->dest_id, (u8)__entry->icr_low,
383 __print_symbolic((__entry->icr_low >> 8 & 0x7),
384 kvm_deliver_mode),
385 (__entry->icr_low & (1<<11)) ? "logical" : "physical",
386 (__entry->icr_low & (1<<14)) ? "assert" : "de-assert",
387 (__entry->icr_low & (1<<15)) ? "level" : "edge",
388 __print_symbolic((__entry->icr_low >> 18 & 0x3),
389 kvm_apic_dst_shorthand))
390 );
391
392 TRACE_EVENT(kvm_apic_accept_irq,
393 TP_PROTO(__u32 apicid, __u16 dm, __u8 tm, __u8 vec, bool coalesced),
394 TP_ARGS(apicid, dm, tm, vec, coalesced),
395
396 TP_STRUCT__entry(
397 __field( __u32, apicid )
398 __field( __u16, dm )
399 __field( __u8, tm )
400 __field( __u8, vec )
401 __field( bool, coalesced )
402 ),
403
404 TP_fast_assign(
405 __entry->apicid = apicid;
406 __entry->dm = dm;
407 __entry->tm = tm;
408 __entry->vec = vec;
409 __entry->coalesced = coalesced;
410 ),
411
412 TP_printk("apicid %x vec %u (%s|%s)%s",
413 __entry->apicid, __entry->vec,
414 __print_symbolic((__entry->dm >> 8 & 0x7), kvm_deliver_mode),
415 __entry->tm ? "level" : "edge",
416 __entry->coalesced ? " (coalesced)" : "")
417 );
418
419 /*
420 * Tracepoint for nested VMRUN
421 */
422 TRACE_EVENT(kvm_nested_vmrun,
423 TP_PROTO(__u64 rip, __u64 vmcb, __u64 nested_rip, __u32 int_ctl,
424 __u32 event_inj, bool npt),
425 TP_ARGS(rip, vmcb, nested_rip, int_ctl, event_inj, npt),
426
427 TP_STRUCT__entry(
428 __field( __u64, rip )
429 __field( __u64, vmcb )
430 __field( __u64, nested_rip )
431 __field( __u32, int_ctl )
432 __field( __u32, event_inj )
433 __field( bool, npt )
434 ),
435
436 TP_fast_assign(
437 __entry->rip = rip;
438 __entry->vmcb = vmcb;
439 __entry->nested_rip = nested_rip;
440 __entry->int_ctl = int_ctl;
441 __entry->event_inj = event_inj;
442 __entry->npt = npt;
443 ),
444
445 TP_printk("rip: 0x%016llx vmcb: 0x%016llx nrip: 0x%016llx int_ctl: 0x%08x "
446 "event_inj: 0x%08x npt: %s",
447 __entry->rip, __entry->vmcb, __entry->nested_rip,
448 __entry->int_ctl, __entry->event_inj,
449 __entry->npt ? "on" : "off")
450 );
451
452 TRACE_EVENT(kvm_nested_intercepts,
453 TP_PROTO(__u16 cr_read, __u16 cr_write, __u32 exceptions, __u64 intercept),
454 TP_ARGS(cr_read, cr_write, exceptions, intercept),
455
456 TP_STRUCT__entry(
457 __field( __u16, cr_read )
458 __field( __u16, cr_write )
459 __field( __u32, exceptions )
460 __field( __u64, intercept )
461 ),
462
463 TP_fast_assign(
464 __entry->cr_read = cr_read;
465 __entry->cr_write = cr_write;
466 __entry->exceptions = exceptions;
467 __entry->intercept = intercept;
468 ),
469
470 TP_printk("cr_read: %04x cr_write: %04x excp: %08x intercept: %016llx",
471 __entry->cr_read, __entry->cr_write, __entry->exceptions,
472 __entry->intercept)
473 );
474 /*
475 * Tracepoint for #VMEXIT while nested
476 */
477 TRACE_EVENT(kvm_nested_vmexit,
478 TP_PROTO(__u64 rip, __u32 exit_code,
479 __u64 exit_info1, __u64 exit_info2,
480 __u32 exit_int_info, __u32 exit_int_info_err),
481 TP_ARGS(rip, exit_code, exit_info1, exit_info2,
482 exit_int_info, exit_int_info_err),
483
484 TP_STRUCT__entry(
485 __field( __u64, rip )
486 __field( __u32, exit_code )
487 __field( __u64, exit_info1 )
488 __field( __u64, exit_info2 )
489 __field( __u32, exit_int_info )
490 __field( __u32, exit_int_info_err )
491 ),
492
493 TP_fast_assign(
494 __entry->rip = rip;
495 __entry->exit_code = exit_code;
496 __entry->exit_info1 = exit_info1;
497 __entry->exit_info2 = exit_info2;
498 __entry->exit_int_info = exit_int_info;
499 __entry->exit_int_info_err = exit_int_info_err;
500 ),
501 TP_printk("rip: 0x%016llx reason: %s ext_inf1: 0x%016llx "
502 "ext_inf2: 0x%016llx ext_int: 0x%08x ext_int_err: 0x%08x",
503 __entry->rip,
504 ftrace_print_symbols_seq(p, __entry->exit_code,
505 kvm_x86_ops->exit_reasons_str),
506 __entry->exit_info1, __entry->exit_info2,
507 __entry->exit_int_info, __entry->exit_int_info_err)
508 );
509
510 /*
511 * Tracepoint for #VMEXIT reinjected to the guest
512 */
513 TRACE_EVENT(kvm_nested_vmexit_inject,
514 TP_PROTO(__u32 exit_code,
515 __u64 exit_info1, __u64 exit_info2,
516 __u32 exit_int_info, __u32 exit_int_info_err),
517 TP_ARGS(exit_code, exit_info1, exit_info2,
518 exit_int_info, exit_int_info_err),
519
520 TP_STRUCT__entry(
521 __field( __u32, exit_code )
522 __field( __u64, exit_info1 )
523 __field( __u64, exit_info2 )
524 __field( __u32, exit_int_info )
525 __field( __u32, exit_int_info_err )
526 ),
527
528 TP_fast_assign(
529 __entry->exit_code = exit_code;
530 __entry->exit_info1 = exit_info1;
531 __entry->exit_info2 = exit_info2;
532 __entry->exit_int_info = exit_int_info;
533 __entry->exit_int_info_err = exit_int_info_err;
534 ),
535
536 TP_printk("reason: %s ext_inf1: 0x%016llx "
537 "ext_inf2: 0x%016llx ext_int: 0x%08x ext_int_err: 0x%08x",
538 ftrace_print_symbols_seq(p, __entry->exit_code,
539 kvm_x86_ops->exit_reasons_str),
540 __entry->exit_info1, __entry->exit_info2,
541 __entry->exit_int_info, __entry->exit_int_info_err)
542 );
543
544 /*
545 * Tracepoint for nested #vmexit because of interrupt pending
546 */
547 TRACE_EVENT(kvm_nested_intr_vmexit,
548 TP_PROTO(__u64 rip),
549 TP_ARGS(rip),
550
551 TP_STRUCT__entry(
552 __field( __u64, rip )
553 ),
554
555 TP_fast_assign(
556 __entry->rip = rip
557 ),
558
559 TP_printk("rip: 0x%016llx", __entry->rip)
560 );
561
562 /*
563 * Tracepoint for nested #vmexit because of interrupt pending
564 */
565 TRACE_EVENT(kvm_invlpga,
566 TP_PROTO(__u64 rip, int asid, u64 address),
567 TP_ARGS(rip, asid, address),
568
569 TP_STRUCT__entry(
570 __field( __u64, rip )
571 __field( int, asid )
572 __field( __u64, address )
573 ),
574
575 TP_fast_assign(
576 __entry->rip = rip;
577 __entry->asid = asid;
578 __entry->address = address;
579 ),
580
581 TP_printk("rip: 0x%016llx asid: %d address: 0x%016llx",
582 __entry->rip, __entry->asid, __entry->address)
583 );
584
585 /*
586 * Tracepoint for nested #vmexit because of interrupt pending
587 */
588 TRACE_EVENT(kvm_skinit,
589 TP_PROTO(__u64 rip, __u32 slb),
590 TP_ARGS(rip, slb),
591
592 TP_STRUCT__entry(
593 __field( __u64, rip )
594 __field( __u32, slb )
595 ),
596
597 TP_fast_assign(
598 __entry->rip = rip;
599 __entry->slb = slb;
600 ),
601
602 TP_printk("rip: 0x%016llx slb: 0x%08x",
603 __entry->rip, __entry->slb)
604 );
605
606 #endif /* _TRACE_KVM_H */
607
608 #undef TRACE_INCLUDE_PATH
609 #define TRACE_INCLUDE_PATH arch/x86/kvm
610 #undef TRACE_INCLUDE_FILE
611 #define TRACE_INCLUDE_FILE trace
612
613 /* This part must be outside protection */
614 #include <trace/define_trace.h>
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