xref: /openbmc/linux/arch/x86/kvm/trace.h (revision 5d4a2e29)
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 #define __print_insn(insn, ilen) ({		                 \
607 	int i;							 \
608 	const char *ret = p->buffer + p->len;			 \
609 								 \
610 	for (i = 0; i < ilen; ++i)				 \
611 		trace_seq_printf(p, " %02x", insn[i]);		 \
612 	trace_seq_printf(p, "%c", 0);				 \
613 	ret;							 \
614 	})
615 
616 #define KVM_EMUL_INSN_F_CR0_PE (1 << 0)
617 #define KVM_EMUL_INSN_F_EFL_VM (1 << 1)
618 #define KVM_EMUL_INSN_F_CS_D   (1 << 2)
619 #define KVM_EMUL_INSN_F_CS_L   (1 << 3)
620 
621 #define kvm_trace_symbol_emul_flags	                  \
622 	{ 0,   			    "real" },		  \
623 	{ KVM_EMUL_INSN_F_CR0_PE			  \
624 	  | KVM_EMUL_INSN_F_EFL_VM, "vm16" },		  \
625 	{ KVM_EMUL_INSN_F_CR0_PE,   "prot16" },		  \
626 	{ KVM_EMUL_INSN_F_CR0_PE			  \
627 	  | KVM_EMUL_INSN_F_CS_D,   "prot32" },		  \
628 	{ KVM_EMUL_INSN_F_CR0_PE			  \
629 	  | KVM_EMUL_INSN_F_CS_L,   "prot64" }
630 
631 #define kei_decode_mode(mode) ({			\
632 	u8 flags = 0xff;				\
633 	switch (mode) {					\
634 	case X86EMUL_MODE_REAL:				\
635 		flags = 0;				\
636 		break;					\
637 	case X86EMUL_MODE_VM86:				\
638 		flags = KVM_EMUL_INSN_F_EFL_VM;		\
639 		break;					\
640 	case X86EMUL_MODE_PROT16:			\
641 		flags = KVM_EMUL_INSN_F_CR0_PE;		\
642 		break;					\
643 	case X86EMUL_MODE_PROT32:			\
644 		flags = KVM_EMUL_INSN_F_CR0_PE		\
645 			| KVM_EMUL_INSN_F_CS_D;		\
646 		break;					\
647 	case X86EMUL_MODE_PROT64:			\
648 		flags = KVM_EMUL_INSN_F_CR0_PE		\
649 			| KVM_EMUL_INSN_F_CS_L;		\
650 		break;					\
651 	}						\
652 	flags;						\
653 	})
654 
655 TRACE_EVENT(kvm_emulate_insn,
656 	TP_PROTO(struct kvm_vcpu *vcpu, __u8 failed),
657 	TP_ARGS(vcpu, failed),
658 
659 	TP_STRUCT__entry(
660 		__field(    __u64, rip                       )
661 		__field(    __u32, csbase                    )
662 		__field(    __u8,  len                       )
663 		__array(    __u8,  insn,    15	             )
664 		__field(    __u8,  flags       	   	     )
665 		__field(    __u8,  failed                    )
666 		),
667 
668 	TP_fast_assign(
669 		__entry->rip = vcpu->arch.emulate_ctxt.decode.fetch.start;
670 		__entry->csbase = kvm_x86_ops->get_segment_base(vcpu, VCPU_SREG_CS);
671 		__entry->len = vcpu->arch.emulate_ctxt.decode.eip
672 			       - vcpu->arch.emulate_ctxt.decode.fetch.start;
673 		memcpy(__entry->insn,
674 		       vcpu->arch.emulate_ctxt.decode.fetch.data,
675 		       15);
676 		__entry->flags = kei_decode_mode(vcpu->arch.emulate_ctxt.mode);
677 		__entry->failed = failed;
678 		),
679 
680 	TP_printk("%x:%llx:%s (%s)%s",
681 		  __entry->csbase, __entry->rip,
682 		  __print_insn(__entry->insn, __entry->len),
683 		  __print_symbolic(__entry->flags,
684 				   kvm_trace_symbol_emul_flags),
685 		  __entry->failed ? " failed" : ""
686 		)
687 	);
688 
689 #define trace_kvm_emulate_insn_start(vcpu) trace_kvm_emulate_insn(vcpu, 0)
690 #define trace_kvm_emulate_insn_failed(vcpu) trace_kvm_emulate_insn(vcpu, 1)
691 
692 #endif /* _TRACE_KVM_H */
693 
694 #undef TRACE_INCLUDE_PATH
695 #define TRACE_INCLUDE_PATH arch/x86/kvm
696 #undef TRACE_INCLUDE_FILE
697 #define TRACE_INCLUDE_FILE trace
698 
699 /* This part must be outside protection */
700 #include <trace/define_trace.h>
701