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1/* SPDX-License-Identifier: GPL-2.0 */
2#if !defined(_TRACE_KVM_MAIN_H) || defined(TRACE_HEADER_MULTI_READ)
3#define _TRACE_KVM_MAIN_H
4
5#include <linux/tracepoint.h>
6
7#undef TRACE_SYSTEM
8#define TRACE_SYSTEM kvm
9
10#define ERSN(x) { KVM_EXIT_##x, "KVM_EXIT_" #x }
11
12#define kvm_trace_exit_reason \
13 ERSN(UNKNOWN), ERSN(EXCEPTION), ERSN(IO), ERSN(HYPERCALL), \
14 ERSN(DEBUG), ERSN(HLT), ERSN(MMIO), ERSN(IRQ_WINDOW_OPEN), \
15 ERSN(SHUTDOWN), ERSN(FAIL_ENTRY), ERSN(INTR), ERSN(SET_TPR), \
16 ERSN(TPR_ACCESS), ERSN(S390_SIEIC), ERSN(S390_RESET), ERSN(DCR),\
17 ERSN(NMI), ERSN(INTERNAL_ERROR), ERSN(OSI), ERSN(PAPR_HCALL), \
18 ERSN(S390_UCONTROL), ERSN(WATCHDOG), ERSN(S390_TSCH), ERSN(EPR),\
19 ERSN(SYSTEM_EVENT), ERSN(S390_STSI), ERSN(IOAPIC_EOI), \
20 ERSN(HYPERV), ERSN(ARM_NISV), ERSN(X86_RDMSR), ERSN(X86_WRMSR)
21
22TRACE_EVENT(kvm_userspace_exit,
23 TP_PROTO(__u32 reason, int errno),
24 TP_ARGS(reason, errno),
25
26 TP_STRUCT__entry(
27 __field( __u32, reason )
28 __field( int, errno )
29 ),
30
31 TP_fast_assign(
32 __entry->reason = reason;
33 __entry->errno = errno;
34 ),
35
36 TP_printk("reason %s (%d)",
37 __entry->errno < 0 ?
38 (__entry->errno == -EINTR ? "restart" : "error") :
39 __print_symbolic(__entry->reason, kvm_trace_exit_reason),
40 __entry->errno < 0 ? -__entry->errno : __entry->reason)
41);
42
43TRACE_EVENT(kvm_vcpu_wakeup,
44 TP_PROTO(__u64 ns, bool waited, bool valid),
45 TP_ARGS(ns, waited, valid),
46
47 TP_STRUCT__entry(
48 __field( __u64, ns )
49 __field( bool, waited )
50 __field( bool, valid )
51 ),
52
53 TP_fast_assign(
54 __entry->ns = ns;
55 __entry->waited = waited;
56 __entry->valid = valid;
57 ),
58
59 TP_printk("%s time %lld ns, polling %s",
60 __entry->waited ? "wait" : "poll",
61 __entry->ns,
62 __entry->valid ? "valid" : "invalid")
63);
64
65#if defined(CONFIG_HAVE_KVM_IRQCHIP)
66TRACE_EVENT(kvm_set_irq,
67 TP_PROTO(unsigned int gsi, int level, int irq_source_id),
68 TP_ARGS(gsi, level, irq_source_id),
69
70 TP_STRUCT__entry(
71 __field( unsigned int, gsi )
72 __field( int, level )
73 __field( int, irq_source_id )
74 ),
75
76 TP_fast_assign(
77 __entry->gsi = gsi;
78 __entry->level = level;
79 __entry->irq_source_id = irq_source_id;
80 ),
81
82 TP_printk("gsi %u level %d source %d",
83 __entry->gsi, __entry->level, __entry->irq_source_id)
84);
85
86#ifdef CONFIG_KVM_IOAPIC
87
88#define kvm_irqchips \
89 {KVM_IRQCHIP_PIC_MASTER, "PIC master"}, \
90 {KVM_IRQCHIP_PIC_SLAVE, "PIC slave"}, \
91 {KVM_IRQCHIP_IOAPIC, "IOAPIC"}
92
93#endif /* CONFIG_KVM_IOAPIC */
94
95#ifdef kvm_irqchips
96#define kvm_ack_irq_string "irqchip %s pin %u"
97#define kvm_ack_irq_parm __print_symbolic(__entry->irqchip, kvm_irqchips), __entry->pin
98#else
99#define kvm_ack_irq_string "irqchip %d pin %u"
100#define kvm_ack_irq_parm __entry->irqchip, __entry->pin
101#endif
102
103TRACE_EVENT(kvm_ack_irq,
104 TP_PROTO(unsigned int irqchip, unsigned int pin),
105 TP_ARGS(irqchip, pin),
106
107 TP_STRUCT__entry(
108 __field( unsigned int, irqchip )
109 __field( unsigned int, pin )
110 ),
111
112 TP_fast_assign(
113 __entry->irqchip = irqchip;
114 __entry->pin = pin;
115 ),
116
117 TP_printk(kvm_ack_irq_string, kvm_ack_irq_parm)
118);
119
120#endif /* defined(CONFIG_HAVE_KVM_IRQCHIP) */
121
122
123
124#define KVM_TRACE_MMIO_READ_UNSATISFIED 0
125#define KVM_TRACE_MMIO_READ 1
126#define KVM_TRACE_MMIO_WRITE 2
127
128#define kvm_trace_symbol_mmio \
129 { KVM_TRACE_MMIO_READ_UNSATISFIED, "unsatisfied-read" }, \
130 { KVM_TRACE_MMIO_READ, "read" }, \
131 { KVM_TRACE_MMIO_WRITE, "write" }
132
133TRACE_EVENT(kvm_mmio,
134 TP_PROTO(int type, int len, u64 gpa, void *val),
135 TP_ARGS(type, len, gpa, val),
136
137 TP_STRUCT__entry(
138 __field( u32, type )
139 __field( u32, len )
140 __field( u64, gpa )
141 __field( u64, val )
142 ),
143
144 TP_fast_assign(
145 __entry->type = type;
146 __entry->len = len;
147 __entry->gpa = gpa;
148 __entry->val = 0;
149 if (val)
150 memcpy(&__entry->val, val,
151 min_t(u32, sizeof(__entry->val), len));
152 ),
153
154 TP_printk("mmio %s len %u gpa 0x%llx val 0x%llx",
155 __print_symbolic(__entry->type, kvm_trace_symbol_mmio),
156 __entry->len, __entry->gpa, __entry->val)
157);
158
159#define kvm_fpu_load_symbol \
160 {0, "unload"}, \
161 {1, "load"}
162
163TRACE_EVENT(kvm_fpu,
164 TP_PROTO(int load),
165 TP_ARGS(load),
166
167 TP_STRUCT__entry(
168 __field( u32, load )
169 ),
170
171 TP_fast_assign(
172 __entry->load = load;
173 ),
174
175 TP_printk("%s", __print_symbolic(__entry->load, kvm_fpu_load_symbol))
176);
177
178#ifdef CONFIG_KVM_ASYNC_PF
179DECLARE_EVENT_CLASS(kvm_async_get_page_class,
180
181 TP_PROTO(u64 gva, u64 gfn),
182
183 TP_ARGS(gva, gfn),
184
185 TP_STRUCT__entry(
186 __field(__u64, gva)
187 __field(u64, gfn)
188 ),
189
190 TP_fast_assign(
191 __entry->gva = gva;
192 __entry->gfn = gfn;
193 ),
194
195 TP_printk("gva = %#llx, gfn = %#llx", __entry->gva, __entry->gfn)
196);
197
198DEFINE_EVENT(kvm_async_get_page_class, kvm_try_async_get_page,
199
200 TP_PROTO(u64 gva, u64 gfn),
201
202 TP_ARGS(gva, gfn)
203);
204
205DEFINE_EVENT(kvm_async_get_page_class, kvm_async_pf_repeated_fault,
206
207 TP_PROTO(u64 gva, u64 gfn),
208
209 TP_ARGS(gva, gfn)
210);
211
212DECLARE_EVENT_CLASS(kvm_async_pf_nopresent_ready,
213
214 TP_PROTO(u64 token, u64 gva),
215
216 TP_ARGS(token, gva),
217
218 TP_STRUCT__entry(
219 __field(__u64, token)
220 __field(__u64, gva)
221 ),
222
223 TP_fast_assign(
224 __entry->token = token;
225 __entry->gva = gva;
226 ),
227
228 TP_printk("token %#llx gva %#llx", __entry->token, __entry->gva)
229
230);
231
232DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_not_present,
233
234 TP_PROTO(u64 token, u64 gva),
235
236 TP_ARGS(token, gva)
237);
238
239DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_ready,
240
241 TP_PROTO(u64 token, u64 gva),
242
243 TP_ARGS(token, gva)
244);
245
246TRACE_EVENT(
247 kvm_async_pf_completed,
248 TP_PROTO(unsigned long address, u64 gva),
249 TP_ARGS(address, gva),
250
251 TP_STRUCT__entry(
252 __field(unsigned long, address)
253 __field(u64, gva)
254 ),
255
256 TP_fast_assign(
257 __entry->address = address;
258 __entry->gva = gva;
259 ),
260
261 TP_printk("gva %#llx address %#lx", __entry->gva,
262 __entry->address)
263);
264
265#endif
266
267TRACE_EVENT(kvm_halt_poll_ns,
268 TP_PROTO(bool grow, unsigned int vcpu_id, unsigned int new,
269 unsigned int old),
270 TP_ARGS(grow, vcpu_id, new, old),
271
272 TP_STRUCT__entry(
273 __field(bool, grow)
274 __field(unsigned int, vcpu_id)
275 __field(unsigned int, new)
276 __field(unsigned int, old)
277 ),
278
279 TP_fast_assign(
280 __entry->grow = grow;
281 __entry->vcpu_id = vcpu_id;
282 __entry->new = new;
283 __entry->old = old;
284 ),
285
286 TP_printk("vcpu %u: halt_poll_ns %u (%s %u)",
287 __entry->vcpu_id,
288 __entry->new,
289 __entry->grow ? "grow" : "shrink",
290 __entry->old)
291);
292
293#define trace_kvm_halt_poll_ns_grow(vcpu_id, new, old) \
294 trace_kvm_halt_poll_ns(true, vcpu_id, new, old)
295#define trace_kvm_halt_poll_ns_shrink(vcpu_id, new, old) \
296 trace_kvm_halt_poll_ns(false, vcpu_id, new, old)
297
298TRACE_EVENT(kvm_dirty_ring_push,
299 TP_PROTO(struct kvm_dirty_ring *ring, u32 slot, u64 offset),
300 TP_ARGS(ring, slot, offset),
301
302 TP_STRUCT__entry(
303 __field(int, index)
304 __field(u32, dirty_index)
305 __field(u32, reset_index)
306 __field(u32, slot)
307 __field(u64, offset)
308 ),
309
310 TP_fast_assign(
311 __entry->index = ring->index;
312 __entry->dirty_index = ring->dirty_index;
313 __entry->reset_index = ring->reset_index;
314 __entry->slot = slot;
315 __entry->offset = offset;
316 ),
317
318 TP_printk("ring %d: dirty 0x%x reset 0x%x "
319 "slot %u offset 0x%llx (used %u)",
320 __entry->index, __entry->dirty_index,
321 __entry->reset_index, __entry->slot, __entry->offset,
322 __entry->dirty_index - __entry->reset_index)
323);
324
325TRACE_EVENT(kvm_dirty_ring_reset,
326 TP_PROTO(struct kvm_dirty_ring *ring),
327 TP_ARGS(ring),
328
329 TP_STRUCT__entry(
330 __field(int, index)
331 __field(u32, dirty_index)
332 __field(u32, reset_index)
333 ),
334
335 TP_fast_assign(
336 __entry->index = ring->index;
337 __entry->dirty_index = ring->dirty_index;
338 __entry->reset_index = ring->reset_index;
339 ),
340
341 TP_printk("ring %d: dirty 0x%x reset 0x%x (used %u)",
342 __entry->index, __entry->dirty_index, __entry->reset_index,
343 __entry->dirty_index - __entry->reset_index)
344);
345
346TRACE_EVENT(kvm_dirty_ring_exit,
347 TP_PROTO(struct kvm_vcpu *vcpu),
348 TP_ARGS(vcpu),
349
350 TP_STRUCT__entry(
351 __field(int, vcpu_id)
352 ),
353
354 TP_fast_assign(
355 __entry->vcpu_id = vcpu->vcpu_id;
356 ),
357
358 TP_printk("vcpu %d", __entry->vcpu_id)
359);
360
361#ifdef CONFIG_KVM_GENERIC_MEMORY_ATTRIBUTES
362/*
363 * @start: Starting address of guest memory range
364 * @end: End address of guest memory range
365 * @attr: The value of the attribute being set.
366 */
367TRACE_EVENT(kvm_vm_set_mem_attributes,
368 TP_PROTO(gfn_t start, gfn_t end, unsigned long attr),
369 TP_ARGS(start, end, attr),
370
371 TP_STRUCT__entry(
372 __field(gfn_t, start)
373 __field(gfn_t, end)
374 __field(unsigned long, attr)
375 ),
376
377 TP_fast_assign(
378 __entry->start = start;
379 __entry->end = end;
380 __entry->attr = attr;
381 ),
382
383 TP_printk("%#016llx -- %#016llx [0x%lx]",
384 __entry->start, __entry->end, __entry->attr)
385);
386#endif /* CONFIG_KVM_GENERIC_MEMORY_ATTRIBUTES */
387
388TRACE_EVENT(kvm_unmap_hva_range,
389 TP_PROTO(unsigned long start, unsigned long end),
390 TP_ARGS(start, end),
391
392 TP_STRUCT__entry(
393 __field( unsigned long, start )
394 __field( unsigned long, end )
395 ),
396
397 TP_fast_assign(
398 __entry->start = start;
399 __entry->end = end;
400 ),
401
402 TP_printk("mmu notifier unmap range: %#016lx -- %#016lx",
403 __entry->start, __entry->end)
404);
405
406TRACE_EVENT(kvm_age_hva,
407 TP_PROTO(unsigned long start, unsigned long end),
408 TP_ARGS(start, end),
409
410 TP_STRUCT__entry(
411 __field( unsigned long, start )
412 __field( unsigned long, end )
413 ),
414
415 TP_fast_assign(
416 __entry->start = start;
417 __entry->end = end;
418 ),
419
420 TP_printk("mmu notifier age hva: %#016lx -- %#016lx",
421 __entry->start, __entry->end)
422);
423
424TRACE_EVENT(kvm_test_age_hva,
425 TP_PROTO(unsigned long hva),
426 TP_ARGS(hva),
427
428 TP_STRUCT__entry(
429 __field( unsigned long, hva )
430 ),
431
432 TP_fast_assign(
433 __entry->hva = hva;
434 ),
435
436 TP_printk("mmu notifier test age hva: %#016lx", __entry->hva)
437);
438
439#endif /* _TRACE_KVM_MAIN_H */
440
441/* This part must be outside protection */
442#include <trace/define_trace.h>