xref: /openbmc/linux/include/trace/events/kvm.h (revision 68198dca)
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)
21 
22 TRACE_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 
43 TRACE_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_IRQFD)
66 TRACE_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 #endif /* defined(CONFIG_HAVE_KVM_IRQFD) */
86 
87 #if defined(__KVM_HAVE_IOAPIC)
88 #define kvm_deliver_mode		\
89 	{0x0, "Fixed"},			\
90 	{0x1, "LowPrio"},		\
91 	{0x2, "SMI"},			\
92 	{0x3, "Res3"},			\
93 	{0x4, "NMI"},			\
94 	{0x5, "INIT"},			\
95 	{0x6, "SIPI"},			\
96 	{0x7, "ExtINT"}
97 
98 TRACE_EVENT(kvm_ioapic_set_irq,
99 	    TP_PROTO(__u64 e, int pin, bool coalesced),
100 	    TP_ARGS(e, pin, coalesced),
101 
102 	TP_STRUCT__entry(
103 		__field(	__u64,		e		)
104 		__field(	int,		pin		)
105 		__field(	bool,		coalesced	)
106 	),
107 
108 	TP_fast_assign(
109 		__entry->e		= e;
110 		__entry->pin		= pin;
111 		__entry->coalesced	= coalesced;
112 	),
113 
114 	TP_printk("pin %u dst %x vec %u (%s|%s|%s%s)%s",
115 		  __entry->pin, (u8)(__entry->e >> 56), (u8)__entry->e,
116 		  __print_symbolic((__entry->e >> 8 & 0x7), kvm_deliver_mode),
117 		  (__entry->e & (1<<11)) ? "logical" : "physical",
118 		  (__entry->e & (1<<15)) ? "level" : "edge",
119 		  (__entry->e & (1<<16)) ? "|masked" : "",
120 		  __entry->coalesced ? " (coalesced)" : "")
121 );
122 
123 TRACE_EVENT(kvm_ioapic_delayed_eoi_inj,
124 	    TP_PROTO(__u64 e),
125 	    TP_ARGS(e),
126 
127 	TP_STRUCT__entry(
128 		__field(	__u64,		e		)
129 	),
130 
131 	TP_fast_assign(
132 		__entry->e		= e;
133 	),
134 
135 	TP_printk("dst %x vec %u (%s|%s|%s%s)",
136 		  (u8)(__entry->e >> 56), (u8)__entry->e,
137 		  __print_symbolic((__entry->e >> 8 & 0x7), kvm_deliver_mode),
138 		  (__entry->e & (1<<11)) ? "logical" : "physical",
139 		  (__entry->e & (1<<15)) ? "level" : "edge",
140 		  (__entry->e & (1<<16)) ? "|masked" : "")
141 );
142 
143 TRACE_EVENT(kvm_msi_set_irq,
144 	    TP_PROTO(__u64 address, __u64 data),
145 	    TP_ARGS(address, data),
146 
147 	TP_STRUCT__entry(
148 		__field(	__u64,		address		)
149 		__field(	__u64,		data		)
150 	),
151 
152 	TP_fast_assign(
153 		__entry->address	= address;
154 		__entry->data		= data;
155 	),
156 
157 	TP_printk("dst %llx vec %u (%s|%s|%s%s)",
158 		  (u8)(__entry->address >> 12) | ((__entry->address >> 32) & 0xffffff00),
159 		  (u8)__entry->data,
160 		  __print_symbolic((__entry->data >> 8 & 0x7), kvm_deliver_mode),
161 		  (__entry->address & (1<<2)) ? "logical" : "physical",
162 		  (__entry->data & (1<<15)) ? "level" : "edge",
163 		  (__entry->address & (1<<3)) ? "|rh" : "")
164 );
165 
166 #define kvm_irqchips						\
167 	{KVM_IRQCHIP_PIC_MASTER,	"PIC master"},		\
168 	{KVM_IRQCHIP_PIC_SLAVE,		"PIC slave"},		\
169 	{KVM_IRQCHIP_IOAPIC,		"IOAPIC"}
170 
171 #endif /* defined(__KVM_HAVE_IOAPIC) */
172 
173 #if defined(CONFIG_HAVE_KVM_IRQFD)
174 
175 #ifdef kvm_irqchips
176 #define kvm_ack_irq_string "irqchip %s pin %u"
177 #define kvm_ack_irq_parm  __print_symbolic(__entry->irqchip, kvm_irqchips), __entry->pin
178 #else
179 #define kvm_ack_irq_string "irqchip %d pin %u"
180 #define kvm_ack_irq_parm  __entry->irqchip, __entry->pin
181 #endif
182 
183 TRACE_EVENT(kvm_ack_irq,
184 	TP_PROTO(unsigned int irqchip, unsigned int pin),
185 	TP_ARGS(irqchip, pin),
186 
187 	TP_STRUCT__entry(
188 		__field(	unsigned int,	irqchip		)
189 		__field(	unsigned int,	pin		)
190 	),
191 
192 	TP_fast_assign(
193 		__entry->irqchip	= irqchip;
194 		__entry->pin		= pin;
195 	),
196 
197 	TP_printk(kvm_ack_irq_string, kvm_ack_irq_parm)
198 );
199 
200 #endif /* defined(CONFIG_HAVE_KVM_IRQFD) */
201 
202 
203 
204 #define KVM_TRACE_MMIO_READ_UNSATISFIED 0
205 #define KVM_TRACE_MMIO_READ 1
206 #define KVM_TRACE_MMIO_WRITE 2
207 
208 #define kvm_trace_symbol_mmio \
209 	{ KVM_TRACE_MMIO_READ_UNSATISFIED, "unsatisfied-read" }, \
210 	{ KVM_TRACE_MMIO_READ, "read" }, \
211 	{ KVM_TRACE_MMIO_WRITE, "write" }
212 
213 TRACE_EVENT(kvm_mmio,
214 	TP_PROTO(int type, int len, u64 gpa, u64 val),
215 	TP_ARGS(type, len, gpa, val),
216 
217 	TP_STRUCT__entry(
218 		__field(	u32,	type		)
219 		__field(	u32,	len		)
220 		__field(	u64,	gpa		)
221 		__field(	u64,	val		)
222 	),
223 
224 	TP_fast_assign(
225 		__entry->type		= type;
226 		__entry->len		= len;
227 		__entry->gpa		= gpa;
228 		__entry->val		= val;
229 	),
230 
231 	TP_printk("mmio %s len %u gpa 0x%llx val 0x%llx",
232 		  __print_symbolic(__entry->type, kvm_trace_symbol_mmio),
233 		  __entry->len, __entry->gpa, __entry->val)
234 );
235 
236 #define kvm_fpu_load_symbol	\
237 	{0, "unload"},		\
238 	{1, "load"}
239 
240 TRACE_EVENT(kvm_fpu,
241 	TP_PROTO(int load),
242 	TP_ARGS(load),
243 
244 	TP_STRUCT__entry(
245 		__field(	u32,	        load		)
246 	),
247 
248 	TP_fast_assign(
249 		__entry->load		= load;
250 	),
251 
252 	TP_printk("%s", __print_symbolic(__entry->load, kvm_fpu_load_symbol))
253 );
254 
255 TRACE_EVENT(kvm_age_page,
256 	TP_PROTO(ulong gfn, int level, struct kvm_memory_slot *slot, int ref),
257 	TP_ARGS(gfn, level, slot, ref),
258 
259 	TP_STRUCT__entry(
260 		__field(	u64,	hva		)
261 		__field(	u64,	gfn		)
262 		__field(	u8,	level		)
263 		__field(	u8,	referenced	)
264 	),
265 
266 	TP_fast_assign(
267 		__entry->gfn		= gfn;
268 		__entry->level		= level;
269 		__entry->hva		= ((gfn - slot->base_gfn) <<
270 					    PAGE_SHIFT) + slot->userspace_addr;
271 		__entry->referenced	= ref;
272 	),
273 
274 	TP_printk("hva %llx gfn %llx level %u %s",
275 		  __entry->hva, __entry->gfn, __entry->level,
276 		  __entry->referenced ? "YOUNG" : "OLD")
277 );
278 
279 #ifdef CONFIG_KVM_ASYNC_PF
280 DECLARE_EVENT_CLASS(kvm_async_get_page_class,
281 
282 	TP_PROTO(u64 gva, u64 gfn),
283 
284 	TP_ARGS(gva, gfn),
285 
286 	TP_STRUCT__entry(
287 		__field(__u64, gva)
288 		__field(u64, gfn)
289 	),
290 
291 	TP_fast_assign(
292 		__entry->gva = gva;
293 		__entry->gfn = gfn;
294 	),
295 
296 	TP_printk("gva = %#llx, gfn = %#llx", __entry->gva, __entry->gfn)
297 );
298 
299 DEFINE_EVENT(kvm_async_get_page_class, kvm_try_async_get_page,
300 
301 	TP_PROTO(u64 gva, u64 gfn),
302 
303 	TP_ARGS(gva, gfn)
304 );
305 
306 DEFINE_EVENT(kvm_async_get_page_class, kvm_async_pf_doublefault,
307 
308 	TP_PROTO(u64 gva, u64 gfn),
309 
310 	TP_ARGS(gva, gfn)
311 );
312 
313 DECLARE_EVENT_CLASS(kvm_async_pf_nopresent_ready,
314 
315 	TP_PROTO(u64 token, u64 gva),
316 
317 	TP_ARGS(token, gva),
318 
319 	TP_STRUCT__entry(
320 		__field(__u64, token)
321 		__field(__u64, gva)
322 	),
323 
324 	TP_fast_assign(
325 		__entry->token = token;
326 		__entry->gva = gva;
327 	),
328 
329 	TP_printk("token %#llx gva %#llx", __entry->token, __entry->gva)
330 
331 );
332 
333 DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_not_present,
334 
335 	TP_PROTO(u64 token, u64 gva),
336 
337 	TP_ARGS(token, gva)
338 );
339 
340 DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_ready,
341 
342 	TP_PROTO(u64 token, u64 gva),
343 
344 	TP_ARGS(token, gva)
345 );
346 
347 TRACE_EVENT(
348 	kvm_async_pf_completed,
349 	TP_PROTO(unsigned long address, u64 gva),
350 	TP_ARGS(address, gva),
351 
352 	TP_STRUCT__entry(
353 		__field(unsigned long, address)
354 		__field(u64, gva)
355 		),
356 
357 	TP_fast_assign(
358 		__entry->address = address;
359 		__entry->gva = gva;
360 		),
361 
362 	TP_printk("gva %#llx address %#lx",  __entry->gva,
363 		  __entry->address)
364 );
365 
366 #endif
367 
368 TRACE_EVENT(kvm_halt_poll_ns,
369 	TP_PROTO(bool grow, unsigned int vcpu_id, unsigned int new,
370 		 unsigned int old),
371 	TP_ARGS(grow, vcpu_id, new, old),
372 
373 	TP_STRUCT__entry(
374 		__field(bool, grow)
375 		__field(unsigned int, vcpu_id)
376 		__field(unsigned int, new)
377 		__field(unsigned int, old)
378 	),
379 
380 	TP_fast_assign(
381 		__entry->grow           = grow;
382 		__entry->vcpu_id        = vcpu_id;
383 		__entry->new            = new;
384 		__entry->old            = old;
385 	),
386 
387 	TP_printk("vcpu %u: halt_poll_ns %u (%s %u)",
388 			__entry->vcpu_id,
389 			__entry->new,
390 			__entry->grow ? "grow" : "shrink",
391 			__entry->old)
392 );
393 
394 #define trace_kvm_halt_poll_ns_grow(vcpu_id, new, old) \
395 	trace_kvm_halt_poll_ns(true, vcpu_id, new, old)
396 #define trace_kvm_halt_poll_ns_shrink(vcpu_id, new, old) \
397 	trace_kvm_halt_poll_ns(false, vcpu_id, new, old)
398 
399 #endif /* _TRACE_KVM_MAIN_H */
400 
401 /* This part must be outside protection */
402 #include <trace/define_trace.h>
403