xref: /openbmc/linux/arch/x86/kvm/trace.h (revision 54cbac81)
1 #if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
2 #define _TRACE_KVM_H
3 
4 #include <linux/tracepoint.h>
5 #include <asm/vmx.h>
6 #include <asm/svm.h>
7 #include <asm/clocksource.h>
8 
9 #undef TRACE_SYSTEM
10 #define TRACE_SYSTEM kvm
11 
12 /*
13  * Tracepoint for guest mode entry.
14  */
15 TRACE_EVENT(kvm_entry,
16 	TP_PROTO(unsigned int vcpu_id),
17 	TP_ARGS(vcpu_id),
18 
19 	TP_STRUCT__entry(
20 		__field(	unsigned int,	vcpu_id		)
21 	),
22 
23 	TP_fast_assign(
24 		__entry->vcpu_id	= vcpu_id;
25 	),
26 
27 	TP_printk("vcpu %u", __entry->vcpu_id)
28 );
29 
30 /*
31  * Tracepoint for hypercall.
32  */
33 TRACE_EVENT(kvm_hypercall,
34 	TP_PROTO(unsigned long nr, unsigned long a0, unsigned long a1,
35 		 unsigned long a2, unsigned long a3),
36 	TP_ARGS(nr, a0, a1, a2, a3),
37 
38 	TP_STRUCT__entry(
39 		__field(	unsigned long, 	nr		)
40 		__field(	unsigned long,	a0		)
41 		__field(	unsigned long,	a1		)
42 		__field(	unsigned long,	a2		)
43 		__field(	unsigned long,	a3		)
44 	),
45 
46 	TP_fast_assign(
47 		__entry->nr		= nr;
48 		__entry->a0		= a0;
49 		__entry->a1		= a1;
50 		__entry->a2		= a2;
51 		__entry->a3		= a3;
52 	),
53 
54 	TP_printk("nr 0x%lx a0 0x%lx a1 0x%lx a2 0x%lx a3 0x%lx",
55 		 __entry->nr, __entry->a0, __entry->a1,  __entry->a2,
56 		 __entry->a3)
57 );
58 
59 /*
60  * Tracepoint for hypercall.
61  */
62 TRACE_EVENT(kvm_hv_hypercall,
63 	TP_PROTO(__u16 code, bool fast, __u16 rep_cnt, __u16 rep_idx,
64 		 __u64 ingpa, __u64 outgpa),
65 	TP_ARGS(code, fast, rep_cnt, rep_idx, ingpa, outgpa),
66 
67 	TP_STRUCT__entry(
68 		__field(	__u16,		rep_cnt		)
69 		__field(	__u16,		rep_idx		)
70 		__field(	__u64,		ingpa		)
71 		__field(	__u64,		outgpa		)
72 		__field(	__u16, 		code		)
73 		__field(	bool,		fast		)
74 	),
75 
76 	TP_fast_assign(
77 		__entry->rep_cnt	= rep_cnt;
78 		__entry->rep_idx	= rep_idx;
79 		__entry->ingpa		= ingpa;
80 		__entry->outgpa		= outgpa;
81 		__entry->code		= code;
82 		__entry->fast		= fast;
83 	),
84 
85 	TP_printk("code 0x%x %s cnt 0x%x idx 0x%x in 0x%llx out 0x%llx",
86 		  __entry->code, __entry->fast ? "fast" : "slow",
87 		  __entry->rep_cnt, __entry->rep_idx,  __entry->ingpa,
88 		  __entry->outgpa)
89 );
90 
91 /*
92  * Tracepoint for PIO.
93  */
94 TRACE_EVENT(kvm_pio,
95 	TP_PROTO(unsigned int rw, unsigned int port, unsigned int size,
96 		 unsigned int count),
97 	TP_ARGS(rw, port, size, count),
98 
99 	TP_STRUCT__entry(
100 		__field(	unsigned int, 	rw		)
101 		__field(	unsigned int, 	port		)
102 		__field(	unsigned int, 	size		)
103 		__field(	unsigned int,	count		)
104 	),
105 
106 	TP_fast_assign(
107 		__entry->rw		= rw;
108 		__entry->port		= port;
109 		__entry->size		= size;
110 		__entry->count		= count;
111 	),
112 
113 	TP_printk("pio_%s at 0x%x size %d count %d",
114 		  __entry->rw ? "write" : "read",
115 		  __entry->port, __entry->size, __entry->count)
116 );
117 
118 /*
119  * Tracepoint for cpuid.
120  */
121 TRACE_EVENT(kvm_cpuid,
122 	TP_PROTO(unsigned int function, unsigned long rax, unsigned long rbx,
123 		 unsigned long rcx, unsigned long rdx),
124 	TP_ARGS(function, rax, rbx, rcx, rdx),
125 
126 	TP_STRUCT__entry(
127 		__field(	unsigned int,	function	)
128 		__field(	unsigned long,	rax		)
129 		__field(	unsigned long,	rbx		)
130 		__field(	unsigned long,	rcx		)
131 		__field(	unsigned long,	rdx		)
132 	),
133 
134 	TP_fast_assign(
135 		__entry->function	= function;
136 		__entry->rax		= rax;
137 		__entry->rbx		= rbx;
138 		__entry->rcx		= rcx;
139 		__entry->rdx		= rdx;
140 	),
141 
142 	TP_printk("func %x rax %lx rbx %lx rcx %lx rdx %lx",
143 		  __entry->function, __entry->rax,
144 		  __entry->rbx, __entry->rcx, __entry->rdx)
145 );
146 
147 #define AREG(x) { APIC_##x, "APIC_" #x }
148 
149 #define kvm_trace_symbol_apic						    \
150 	AREG(ID), AREG(LVR), AREG(TASKPRI), AREG(ARBPRI), AREG(PROCPRI),    \
151 	AREG(EOI), AREG(RRR), AREG(LDR), AREG(DFR), AREG(SPIV), AREG(ISR),  \
152 	AREG(TMR), AREG(IRR), AREG(ESR), AREG(ICR), AREG(ICR2), AREG(LVTT), \
153 	AREG(LVTTHMR), AREG(LVTPC), AREG(LVT0), AREG(LVT1), AREG(LVTERR),   \
154 	AREG(TMICT), AREG(TMCCT), AREG(TDCR), AREG(SELF_IPI), AREG(EFEAT),  \
155 	AREG(ECTRL)
156 /*
157  * Tracepoint for apic access.
158  */
159 TRACE_EVENT(kvm_apic,
160 	TP_PROTO(unsigned int rw, unsigned int reg, unsigned int val),
161 	TP_ARGS(rw, reg, val),
162 
163 	TP_STRUCT__entry(
164 		__field(	unsigned int,	rw		)
165 		__field(	unsigned int,	reg		)
166 		__field(	unsigned int,	val		)
167 	),
168 
169 	TP_fast_assign(
170 		__entry->rw		= rw;
171 		__entry->reg		= reg;
172 		__entry->val		= val;
173 	),
174 
175 	TP_printk("apic_%s %s = 0x%x",
176 		  __entry->rw ? "write" : "read",
177 		  __print_symbolic(__entry->reg, kvm_trace_symbol_apic),
178 		  __entry->val)
179 );
180 
181 #define trace_kvm_apic_read(reg, val)		trace_kvm_apic(0, reg, val)
182 #define trace_kvm_apic_write(reg, val)		trace_kvm_apic(1, reg, val)
183 
184 #define KVM_ISA_VMX   1
185 #define KVM_ISA_SVM   2
186 
187 /*
188  * Tracepoint for kvm guest exit:
189  */
190 TRACE_EVENT(kvm_exit,
191 	TP_PROTO(unsigned int exit_reason, struct kvm_vcpu *vcpu, u32 isa),
192 	TP_ARGS(exit_reason, vcpu, isa),
193 
194 	TP_STRUCT__entry(
195 		__field(	unsigned int,	exit_reason	)
196 		__field(	unsigned long,	guest_rip	)
197 		__field(	u32,	        isa             )
198 		__field(	u64,	        info1           )
199 		__field(	u64,	        info2           )
200 	),
201 
202 	TP_fast_assign(
203 		__entry->exit_reason	= exit_reason;
204 		__entry->guest_rip	= kvm_rip_read(vcpu);
205 		__entry->isa            = isa;
206 		kvm_x86_ops->get_exit_info(vcpu, &__entry->info1,
207 					   &__entry->info2);
208 	),
209 
210 	TP_printk("reason %s rip 0x%lx info %llx %llx",
211 		 (__entry->isa == KVM_ISA_VMX) ?
212 		 __print_symbolic(__entry->exit_reason, VMX_EXIT_REASONS) :
213 		 __print_symbolic(__entry->exit_reason, SVM_EXIT_REASONS),
214 		 __entry->guest_rip, __entry->info1, __entry->info2)
215 );
216 
217 /*
218  * Tracepoint for kvm interrupt injection:
219  */
220 TRACE_EVENT(kvm_inj_virq,
221 	TP_PROTO(unsigned int irq),
222 	TP_ARGS(irq),
223 
224 	TP_STRUCT__entry(
225 		__field(	unsigned int,	irq		)
226 	),
227 
228 	TP_fast_assign(
229 		__entry->irq		= irq;
230 	),
231 
232 	TP_printk("irq %u", __entry->irq)
233 );
234 
235 #define EXS(x) { x##_VECTOR, "#" #x }
236 
237 #define kvm_trace_sym_exc						\
238 	EXS(DE), EXS(DB), EXS(BP), EXS(OF), EXS(BR), EXS(UD), EXS(NM),	\
239 	EXS(DF), EXS(TS), EXS(NP), EXS(SS), EXS(GP), EXS(PF),		\
240 	EXS(MF), EXS(MC)
241 
242 /*
243  * Tracepoint for kvm interrupt injection:
244  */
245 TRACE_EVENT(kvm_inj_exception,
246 	TP_PROTO(unsigned exception, bool has_error, unsigned error_code),
247 	TP_ARGS(exception, has_error, error_code),
248 
249 	TP_STRUCT__entry(
250 		__field(	u8,	exception	)
251 		__field(	u8,	has_error	)
252 		__field(	u32,	error_code	)
253 	),
254 
255 	TP_fast_assign(
256 		__entry->exception	= exception;
257 		__entry->has_error	= has_error;
258 		__entry->error_code	= error_code;
259 	),
260 
261 	TP_printk("%s (0x%x)",
262 		  __print_symbolic(__entry->exception, kvm_trace_sym_exc),
263 		  /* FIXME: don't print error_code if not present */
264 		  __entry->has_error ? __entry->error_code : 0)
265 );
266 
267 /*
268  * Tracepoint for page fault.
269  */
270 TRACE_EVENT(kvm_page_fault,
271 	TP_PROTO(unsigned long fault_address, unsigned int error_code),
272 	TP_ARGS(fault_address, error_code),
273 
274 	TP_STRUCT__entry(
275 		__field(	unsigned long,	fault_address	)
276 		__field(	unsigned int,	error_code	)
277 	),
278 
279 	TP_fast_assign(
280 		__entry->fault_address	= fault_address;
281 		__entry->error_code	= error_code;
282 	),
283 
284 	TP_printk("address %lx error_code %x",
285 		  __entry->fault_address, __entry->error_code)
286 );
287 
288 /*
289  * Tracepoint for guest MSR access.
290  */
291 TRACE_EVENT(kvm_msr,
292 	TP_PROTO(unsigned write, u32 ecx, u64 data, bool exception),
293 	TP_ARGS(write, ecx, data, exception),
294 
295 	TP_STRUCT__entry(
296 		__field(	unsigned,	write		)
297 		__field(	u32,		ecx		)
298 		__field(	u64,		data		)
299 		__field(	u8,		exception	)
300 	),
301 
302 	TP_fast_assign(
303 		__entry->write		= write;
304 		__entry->ecx		= ecx;
305 		__entry->data		= data;
306 		__entry->exception	= exception;
307 	),
308 
309 	TP_printk("msr_%s %x = 0x%llx%s",
310 		  __entry->write ? "write" : "read",
311 		  __entry->ecx, __entry->data,
312 		  __entry->exception ? " (#GP)" : "")
313 );
314 
315 #define trace_kvm_msr_read(ecx, data)      trace_kvm_msr(0, ecx, data, false)
316 #define trace_kvm_msr_write(ecx, data)     trace_kvm_msr(1, ecx, data, false)
317 #define trace_kvm_msr_read_ex(ecx)         trace_kvm_msr(0, ecx, 0, true)
318 #define trace_kvm_msr_write_ex(ecx, data)  trace_kvm_msr(1, ecx, data, true)
319 
320 /*
321  * Tracepoint for guest CR access.
322  */
323 TRACE_EVENT(kvm_cr,
324 	TP_PROTO(unsigned int rw, unsigned int cr, unsigned long val),
325 	TP_ARGS(rw, cr, val),
326 
327 	TP_STRUCT__entry(
328 		__field(	unsigned int,	rw		)
329 		__field(	unsigned int,	cr		)
330 		__field(	unsigned long,	val		)
331 	),
332 
333 	TP_fast_assign(
334 		__entry->rw		= rw;
335 		__entry->cr		= cr;
336 		__entry->val		= val;
337 	),
338 
339 	TP_printk("cr_%s %x = 0x%lx",
340 		  __entry->rw ? "write" : "read",
341 		  __entry->cr, __entry->val)
342 );
343 
344 #define trace_kvm_cr_read(cr, val)		trace_kvm_cr(0, cr, val)
345 #define trace_kvm_cr_write(cr, val)		trace_kvm_cr(1, cr, val)
346 
347 TRACE_EVENT(kvm_pic_set_irq,
348 	    TP_PROTO(__u8 chip, __u8 pin, __u8 elcr, __u8 imr, bool coalesced),
349 	    TP_ARGS(chip, pin, elcr, imr, coalesced),
350 
351 	TP_STRUCT__entry(
352 		__field(	__u8,		chip		)
353 		__field(	__u8,		pin		)
354 		__field(	__u8,		elcr		)
355 		__field(	__u8,		imr		)
356 		__field(	bool,		coalesced	)
357 	),
358 
359 	TP_fast_assign(
360 		__entry->chip		= chip;
361 		__entry->pin		= pin;
362 		__entry->elcr		= elcr;
363 		__entry->imr		= imr;
364 		__entry->coalesced	= coalesced;
365 	),
366 
367 	TP_printk("chip %u pin %u (%s%s)%s",
368 		  __entry->chip, __entry->pin,
369 		  (__entry->elcr & (1 << __entry->pin)) ? "level":"edge",
370 		  (__entry->imr & (1 << __entry->pin)) ? "|masked":"",
371 		  __entry->coalesced ? " (coalesced)" : "")
372 );
373 
374 #define kvm_apic_dst_shorthand		\
375 	{0x0, "dst"},			\
376 	{0x1, "self"},			\
377 	{0x2, "all"},			\
378 	{0x3, "all-but-self"}
379 
380 TRACE_EVENT(kvm_apic_ipi,
381 	    TP_PROTO(__u32 icr_low, __u32 dest_id),
382 	    TP_ARGS(icr_low, dest_id),
383 
384 	TP_STRUCT__entry(
385 		__field(	__u32,		icr_low		)
386 		__field(	__u32,		dest_id		)
387 	),
388 
389 	TP_fast_assign(
390 		__entry->icr_low	= icr_low;
391 		__entry->dest_id	= dest_id;
392 	),
393 
394 	TP_printk("dst %x vec %u (%s|%s|%s|%s|%s)",
395 		  __entry->dest_id, (u8)__entry->icr_low,
396 		  __print_symbolic((__entry->icr_low >> 8 & 0x7),
397 				   kvm_deliver_mode),
398 		  (__entry->icr_low & (1<<11)) ? "logical" : "physical",
399 		  (__entry->icr_low & (1<<14)) ? "assert" : "de-assert",
400 		  (__entry->icr_low & (1<<15)) ? "level" : "edge",
401 		  __print_symbolic((__entry->icr_low >> 18 & 0x3),
402 				   kvm_apic_dst_shorthand))
403 );
404 
405 TRACE_EVENT(kvm_apic_accept_irq,
406 	    TP_PROTO(__u32 apicid, __u16 dm, __u8 tm, __u8 vec, bool coalesced),
407 	    TP_ARGS(apicid, dm, tm, vec, coalesced),
408 
409 	TP_STRUCT__entry(
410 		__field(	__u32,		apicid		)
411 		__field(	__u16,		dm		)
412 		__field(	__u8,		tm		)
413 		__field(	__u8,		vec		)
414 		__field(	bool,		coalesced	)
415 	),
416 
417 	TP_fast_assign(
418 		__entry->apicid		= apicid;
419 		__entry->dm		= dm;
420 		__entry->tm		= tm;
421 		__entry->vec		= vec;
422 		__entry->coalesced	= coalesced;
423 	),
424 
425 	TP_printk("apicid %x vec %u (%s|%s)%s",
426 		  __entry->apicid, __entry->vec,
427 		  __print_symbolic((__entry->dm >> 8 & 0x7), kvm_deliver_mode),
428 		  __entry->tm ? "level" : "edge",
429 		  __entry->coalesced ? " (coalesced)" : "")
430 );
431 
432 TRACE_EVENT(kvm_eoi,
433 	    TP_PROTO(struct kvm_lapic *apic, int vector),
434 	    TP_ARGS(apic, vector),
435 
436 	TP_STRUCT__entry(
437 		__field(	__u32,		apicid		)
438 		__field(	int,		vector		)
439 	),
440 
441 	TP_fast_assign(
442 		__entry->apicid		= apic->vcpu->vcpu_id;
443 		__entry->vector		= vector;
444 	),
445 
446 	TP_printk("apicid %x vector %d", __entry->apicid, __entry->vector)
447 );
448 
449 TRACE_EVENT(kvm_pv_eoi,
450 	    TP_PROTO(struct kvm_lapic *apic, int vector),
451 	    TP_ARGS(apic, vector),
452 
453 	TP_STRUCT__entry(
454 		__field(	__u32,		apicid		)
455 		__field(	int,		vector		)
456 	),
457 
458 	TP_fast_assign(
459 		__entry->apicid		= apic->vcpu->vcpu_id;
460 		__entry->vector		= vector;
461 	),
462 
463 	TP_printk("apicid %x vector %d", __entry->apicid, __entry->vector)
464 );
465 
466 /*
467  * Tracepoint for nested VMRUN
468  */
469 TRACE_EVENT(kvm_nested_vmrun,
470 	    TP_PROTO(__u64 rip, __u64 vmcb, __u64 nested_rip, __u32 int_ctl,
471 		     __u32 event_inj, bool npt),
472 	    TP_ARGS(rip, vmcb, nested_rip, int_ctl, event_inj, npt),
473 
474 	TP_STRUCT__entry(
475 		__field(	__u64,		rip		)
476 		__field(	__u64,		vmcb		)
477 		__field(	__u64,		nested_rip	)
478 		__field(	__u32,		int_ctl		)
479 		__field(	__u32,		event_inj	)
480 		__field(	bool,		npt		)
481 	),
482 
483 	TP_fast_assign(
484 		__entry->rip		= rip;
485 		__entry->vmcb		= vmcb;
486 		__entry->nested_rip	= nested_rip;
487 		__entry->int_ctl	= int_ctl;
488 		__entry->event_inj	= event_inj;
489 		__entry->npt		= npt;
490 	),
491 
492 	TP_printk("rip: 0x%016llx vmcb: 0x%016llx nrip: 0x%016llx int_ctl: 0x%08x "
493 		  "event_inj: 0x%08x npt: %s",
494 		__entry->rip, __entry->vmcb, __entry->nested_rip,
495 		__entry->int_ctl, __entry->event_inj,
496 		__entry->npt ? "on" : "off")
497 );
498 
499 TRACE_EVENT(kvm_nested_intercepts,
500 	    TP_PROTO(__u16 cr_read, __u16 cr_write, __u32 exceptions, __u64 intercept),
501 	    TP_ARGS(cr_read, cr_write, exceptions, intercept),
502 
503 	TP_STRUCT__entry(
504 		__field(	__u16,		cr_read		)
505 		__field(	__u16,		cr_write	)
506 		__field(	__u32,		exceptions	)
507 		__field(	__u64,		intercept	)
508 	),
509 
510 	TP_fast_assign(
511 		__entry->cr_read	= cr_read;
512 		__entry->cr_write	= cr_write;
513 		__entry->exceptions	= exceptions;
514 		__entry->intercept	= intercept;
515 	),
516 
517 	TP_printk("cr_read: %04x cr_write: %04x excp: %08x intercept: %016llx",
518 		__entry->cr_read, __entry->cr_write, __entry->exceptions,
519 		__entry->intercept)
520 );
521 /*
522  * Tracepoint for #VMEXIT while nested
523  */
524 TRACE_EVENT(kvm_nested_vmexit,
525 	    TP_PROTO(__u64 rip, __u32 exit_code,
526 		     __u64 exit_info1, __u64 exit_info2,
527 		     __u32 exit_int_info, __u32 exit_int_info_err, __u32 isa),
528 	    TP_ARGS(rip, exit_code, exit_info1, exit_info2,
529 		    exit_int_info, exit_int_info_err, isa),
530 
531 	TP_STRUCT__entry(
532 		__field(	__u64,		rip			)
533 		__field(	__u32,		exit_code		)
534 		__field(	__u64,		exit_info1		)
535 		__field(	__u64,		exit_info2		)
536 		__field(	__u32,		exit_int_info		)
537 		__field(	__u32,		exit_int_info_err	)
538 		__field(	__u32,		isa			)
539 	),
540 
541 	TP_fast_assign(
542 		__entry->rip			= rip;
543 		__entry->exit_code		= exit_code;
544 		__entry->exit_info1		= exit_info1;
545 		__entry->exit_info2		= exit_info2;
546 		__entry->exit_int_info		= exit_int_info;
547 		__entry->exit_int_info_err	= exit_int_info_err;
548 		__entry->isa			= isa;
549 	),
550 	TP_printk("rip: 0x%016llx reason: %s ext_inf1: 0x%016llx "
551 		  "ext_inf2: 0x%016llx ext_int: 0x%08x ext_int_err: 0x%08x",
552 		  __entry->rip,
553 		 (__entry->isa == KVM_ISA_VMX) ?
554 		 __print_symbolic(__entry->exit_code, VMX_EXIT_REASONS) :
555 		 __print_symbolic(__entry->exit_code, SVM_EXIT_REASONS),
556 		  __entry->exit_info1, __entry->exit_info2,
557 		  __entry->exit_int_info, __entry->exit_int_info_err)
558 );
559 
560 /*
561  * Tracepoint for #VMEXIT reinjected to the guest
562  */
563 TRACE_EVENT(kvm_nested_vmexit_inject,
564 	    TP_PROTO(__u32 exit_code,
565 		     __u64 exit_info1, __u64 exit_info2,
566 		     __u32 exit_int_info, __u32 exit_int_info_err, __u32 isa),
567 	    TP_ARGS(exit_code, exit_info1, exit_info2,
568 		    exit_int_info, exit_int_info_err, isa),
569 
570 	TP_STRUCT__entry(
571 		__field(	__u32,		exit_code		)
572 		__field(	__u64,		exit_info1		)
573 		__field(	__u64,		exit_info2		)
574 		__field(	__u32,		exit_int_info		)
575 		__field(	__u32,		exit_int_info_err	)
576 		__field(	__u32,		isa			)
577 	),
578 
579 	TP_fast_assign(
580 		__entry->exit_code		= exit_code;
581 		__entry->exit_info1		= exit_info1;
582 		__entry->exit_info2		= exit_info2;
583 		__entry->exit_int_info		= exit_int_info;
584 		__entry->exit_int_info_err	= exit_int_info_err;
585 		__entry->isa			= isa;
586 	),
587 
588 	TP_printk("reason: %s ext_inf1: 0x%016llx "
589 		  "ext_inf2: 0x%016llx ext_int: 0x%08x ext_int_err: 0x%08x",
590 		 (__entry->isa == KVM_ISA_VMX) ?
591 		 __print_symbolic(__entry->exit_code, VMX_EXIT_REASONS) :
592 		 __print_symbolic(__entry->exit_code, SVM_EXIT_REASONS),
593 		__entry->exit_info1, __entry->exit_info2,
594 		__entry->exit_int_info, __entry->exit_int_info_err)
595 );
596 
597 /*
598  * Tracepoint for nested #vmexit because of interrupt pending
599  */
600 TRACE_EVENT(kvm_nested_intr_vmexit,
601 	    TP_PROTO(__u64 rip),
602 	    TP_ARGS(rip),
603 
604 	TP_STRUCT__entry(
605 		__field(	__u64,	rip	)
606 	),
607 
608 	TP_fast_assign(
609 		__entry->rip	=	rip
610 	),
611 
612 	TP_printk("rip: 0x%016llx", __entry->rip)
613 );
614 
615 /*
616  * Tracepoint for nested #vmexit because of interrupt pending
617  */
618 TRACE_EVENT(kvm_invlpga,
619 	    TP_PROTO(__u64 rip, int asid, u64 address),
620 	    TP_ARGS(rip, asid, address),
621 
622 	TP_STRUCT__entry(
623 		__field(	__u64,	rip	)
624 		__field(	int,	asid	)
625 		__field(	__u64,	address	)
626 	),
627 
628 	TP_fast_assign(
629 		__entry->rip		=	rip;
630 		__entry->asid		=	asid;
631 		__entry->address	=	address;
632 	),
633 
634 	TP_printk("rip: 0x%016llx asid: %d address: 0x%016llx",
635 		  __entry->rip, __entry->asid, __entry->address)
636 );
637 
638 /*
639  * Tracepoint for nested #vmexit because of interrupt pending
640  */
641 TRACE_EVENT(kvm_skinit,
642 	    TP_PROTO(__u64 rip, __u32 slb),
643 	    TP_ARGS(rip, slb),
644 
645 	TP_STRUCT__entry(
646 		__field(	__u64,	rip	)
647 		__field(	__u32,	slb	)
648 	),
649 
650 	TP_fast_assign(
651 		__entry->rip		=	rip;
652 		__entry->slb		=	slb;
653 	),
654 
655 	TP_printk("rip: 0x%016llx slb: 0x%08x",
656 		  __entry->rip, __entry->slb)
657 );
658 
659 #define KVM_EMUL_INSN_F_CR0_PE (1 << 0)
660 #define KVM_EMUL_INSN_F_EFL_VM (1 << 1)
661 #define KVM_EMUL_INSN_F_CS_D   (1 << 2)
662 #define KVM_EMUL_INSN_F_CS_L   (1 << 3)
663 
664 #define kvm_trace_symbol_emul_flags	                  \
665 	{ 0,   			    "real" },		  \
666 	{ KVM_EMUL_INSN_F_CR0_PE			  \
667 	  | KVM_EMUL_INSN_F_EFL_VM, "vm16" },		  \
668 	{ KVM_EMUL_INSN_F_CR0_PE,   "prot16" },		  \
669 	{ KVM_EMUL_INSN_F_CR0_PE			  \
670 	  | KVM_EMUL_INSN_F_CS_D,   "prot32" },		  \
671 	{ KVM_EMUL_INSN_F_CR0_PE			  \
672 	  | KVM_EMUL_INSN_F_CS_L,   "prot64" }
673 
674 #define kei_decode_mode(mode) ({			\
675 	u8 flags = 0xff;				\
676 	switch (mode) {					\
677 	case X86EMUL_MODE_REAL:				\
678 		flags = 0;				\
679 		break;					\
680 	case X86EMUL_MODE_VM86:				\
681 		flags = KVM_EMUL_INSN_F_EFL_VM;		\
682 		break;					\
683 	case X86EMUL_MODE_PROT16:			\
684 		flags = KVM_EMUL_INSN_F_CR0_PE;		\
685 		break;					\
686 	case X86EMUL_MODE_PROT32:			\
687 		flags = KVM_EMUL_INSN_F_CR0_PE		\
688 			| KVM_EMUL_INSN_F_CS_D;		\
689 		break;					\
690 	case X86EMUL_MODE_PROT64:			\
691 		flags = KVM_EMUL_INSN_F_CR0_PE		\
692 			| KVM_EMUL_INSN_F_CS_L;		\
693 		break;					\
694 	}						\
695 	flags;						\
696 	})
697 
698 TRACE_EVENT(kvm_emulate_insn,
699 	TP_PROTO(struct kvm_vcpu *vcpu, __u8 failed),
700 	TP_ARGS(vcpu, failed),
701 
702 	TP_STRUCT__entry(
703 		__field(    __u64, rip                       )
704 		__field(    __u32, csbase                    )
705 		__field(    __u8,  len                       )
706 		__array(    __u8,  insn,    15	             )
707 		__field(    __u8,  flags       	   	     )
708 		__field(    __u8,  failed                    )
709 		),
710 
711 	TP_fast_assign(
712 		__entry->rip = vcpu->arch.emulate_ctxt.fetch.start;
713 		__entry->csbase = kvm_x86_ops->get_segment_base(vcpu, VCPU_SREG_CS);
714 		__entry->len = vcpu->arch.emulate_ctxt._eip
715 			       - vcpu->arch.emulate_ctxt.fetch.start;
716 		memcpy(__entry->insn,
717 		       vcpu->arch.emulate_ctxt.fetch.data,
718 		       15);
719 		__entry->flags = kei_decode_mode(vcpu->arch.emulate_ctxt.mode);
720 		__entry->failed = failed;
721 		),
722 
723 	TP_printk("%x:%llx:%s (%s)%s",
724 		  __entry->csbase, __entry->rip,
725 		  __print_hex(__entry->insn, __entry->len),
726 		  __print_symbolic(__entry->flags,
727 				   kvm_trace_symbol_emul_flags),
728 		  __entry->failed ? " failed" : ""
729 		)
730 	);
731 
732 #define trace_kvm_emulate_insn_start(vcpu) trace_kvm_emulate_insn(vcpu, 0)
733 #define trace_kvm_emulate_insn_failed(vcpu) trace_kvm_emulate_insn(vcpu, 1)
734 
735 TRACE_EVENT(
736 	vcpu_match_mmio,
737 	TP_PROTO(gva_t gva, gpa_t gpa, bool write, bool gpa_match),
738 	TP_ARGS(gva, gpa, write, gpa_match),
739 
740 	TP_STRUCT__entry(
741 		__field(gva_t, gva)
742 		__field(gpa_t, gpa)
743 		__field(bool, write)
744 		__field(bool, gpa_match)
745 		),
746 
747 	TP_fast_assign(
748 		__entry->gva = gva;
749 		__entry->gpa = gpa;
750 		__entry->write = write;
751 		__entry->gpa_match = gpa_match
752 		),
753 
754 	TP_printk("gva %#lx gpa %#llx %s %s", __entry->gva, __entry->gpa,
755 		  __entry->write ? "Write" : "Read",
756 		  __entry->gpa_match ? "GPA" : "GVA")
757 );
758 
759 #ifdef CONFIG_X86_64
760 
761 #define host_clocks					\
762 	{VCLOCK_NONE, "none"},				\
763 	{VCLOCK_TSC,  "tsc"},				\
764 	{VCLOCK_HPET, "hpet"}				\
765 
766 TRACE_EVENT(kvm_update_master_clock,
767 	TP_PROTO(bool use_master_clock, unsigned int host_clock, bool offset_matched),
768 	TP_ARGS(use_master_clock, host_clock, offset_matched),
769 
770 	TP_STRUCT__entry(
771 		__field(		bool,	use_master_clock	)
772 		__field(	unsigned int,	host_clock		)
773 		__field(		bool,	offset_matched		)
774 	),
775 
776 	TP_fast_assign(
777 		__entry->use_master_clock	= use_master_clock;
778 		__entry->host_clock		= host_clock;
779 		__entry->offset_matched		= offset_matched;
780 	),
781 
782 	TP_printk("masterclock %d hostclock %s offsetmatched %u",
783 		  __entry->use_master_clock,
784 		  __print_symbolic(__entry->host_clock, host_clocks),
785 		  __entry->offset_matched)
786 );
787 
788 TRACE_EVENT(kvm_track_tsc,
789 	TP_PROTO(unsigned int vcpu_id, unsigned int nr_matched,
790 		 unsigned int online_vcpus, bool use_master_clock,
791 		 unsigned int host_clock),
792 	TP_ARGS(vcpu_id, nr_matched, online_vcpus, use_master_clock,
793 		host_clock),
794 
795 	TP_STRUCT__entry(
796 		__field(	unsigned int,	vcpu_id			)
797 		__field(	unsigned int,	nr_vcpus_matched_tsc	)
798 		__field(	unsigned int,	online_vcpus		)
799 		__field(	bool,		use_master_clock	)
800 		__field(	unsigned int,	host_clock		)
801 	),
802 
803 	TP_fast_assign(
804 		__entry->vcpu_id		= vcpu_id;
805 		__entry->nr_vcpus_matched_tsc	= nr_matched;
806 		__entry->online_vcpus		= online_vcpus;
807 		__entry->use_master_clock	= use_master_clock;
808 		__entry->host_clock		= host_clock;
809 	),
810 
811 	TP_printk("vcpu_id %u masterclock %u offsetmatched %u nr_online %u"
812 		  " hostclock %s",
813 		  __entry->vcpu_id, __entry->use_master_clock,
814 		  __entry->nr_vcpus_matched_tsc, __entry->online_vcpus,
815 		  __print_symbolic(__entry->host_clock, host_clocks))
816 );
817 
818 #endif /* CONFIG_X86_64 */
819 
820 #endif /* _TRACE_KVM_H */
821 
822 #undef TRACE_INCLUDE_PATH
823 #define TRACE_INCLUDE_PATH arch/x86/kvm
824 #undef TRACE_INCLUDE_FILE
825 #define TRACE_INCLUDE_FILE trace
826 
827 /* This part must be outside protection */
828 #include <trace/define_trace.h>
829