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TOMOYO Linux Cross Reference
Linux/include/trace/events/kvm.h

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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)
 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, void *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            = 0;
229                 if (val)
230                         memcpy(&__entry->val, val,
231                                min_t(u32, sizeof(__entry->val), len));
232         ),
233 
234         TP_printk("mmio %s len %u gpa 0x%llx val 0x%llx",
235                   __print_symbolic(__entry->type, kvm_trace_symbol_mmio),
236                   __entry->len, __entry->gpa, __entry->val)
237 );
238 
239 #define kvm_fpu_load_symbol     \
240         {0, "unload"},          \
241         {1, "load"}
242 
243 TRACE_EVENT(kvm_fpu,
244         TP_PROTO(int load),
245         TP_ARGS(load),
246 
247         TP_STRUCT__entry(
248                 __field(        u32,            load            )
249         ),
250 
251         TP_fast_assign(
252                 __entry->load           = load;
253         ),
254 
255         TP_printk("%s", __print_symbolic(__entry->load, kvm_fpu_load_symbol))
256 );
257 
258 TRACE_EVENT(kvm_age_page,
259         TP_PROTO(ulong gfn, int level, struct kvm_memory_slot *slot, int ref),
260         TP_ARGS(gfn, level, slot, ref),
261 
262         TP_STRUCT__entry(
263                 __field(        u64,    hva             )
264                 __field(        u64,    gfn             )
265                 __field(        u8,     level           )
266                 __field(        u8,     referenced      )
267         ),
268 
269         TP_fast_assign(
270                 __entry->gfn            = gfn;
271                 __entry->level          = level;
272                 __entry->hva            = ((gfn - slot->base_gfn) <<
273                                             PAGE_SHIFT) + slot->userspace_addr;
274                 __entry->referenced     = ref;
275         ),
276 
277         TP_printk("hva %llx gfn %llx level %u %s",
278                   __entry->hva, __entry->gfn, __entry->level,
279                   __entry->referenced ? "YOUNG" : "OLD")
280 );
281 
282 #ifdef CONFIG_KVM_ASYNC_PF
283 DECLARE_EVENT_CLASS(kvm_async_get_page_class,
284 
285         TP_PROTO(u64 gva, u64 gfn),
286 
287         TP_ARGS(gva, gfn),
288 
289         TP_STRUCT__entry(
290                 __field(__u64, gva)
291                 __field(u64, gfn)
292         ),
293 
294         TP_fast_assign(
295                 __entry->gva = gva;
296                 __entry->gfn = gfn;
297         ),
298 
299         TP_printk("gva = %#llx, gfn = %#llx", __entry->gva, __entry->gfn)
300 );
301 
302 DEFINE_EVENT(kvm_async_get_page_class, kvm_try_async_get_page,
303 
304         TP_PROTO(u64 gva, u64 gfn),
305 
306         TP_ARGS(gva, gfn)
307 );
308 
309 DEFINE_EVENT(kvm_async_get_page_class, kvm_async_pf_doublefault,
310 
311         TP_PROTO(u64 gva, u64 gfn),
312 
313         TP_ARGS(gva, gfn)
314 );
315 
316 DECLARE_EVENT_CLASS(kvm_async_pf_nopresent_ready,
317 
318         TP_PROTO(u64 token, u64 gva),
319 
320         TP_ARGS(token, gva),
321 
322         TP_STRUCT__entry(
323                 __field(__u64, token)
324                 __field(__u64, gva)
325         ),
326 
327         TP_fast_assign(
328                 __entry->token = token;
329                 __entry->gva = gva;
330         ),
331 
332         TP_printk("token %#llx gva %#llx", __entry->token, __entry->gva)
333 
334 );
335 
336 DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_not_present,
337 
338         TP_PROTO(u64 token, u64 gva),
339 
340         TP_ARGS(token, gva)
341 );
342 
343 DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_ready,
344 
345         TP_PROTO(u64 token, u64 gva),
346 
347         TP_ARGS(token, gva)
348 );
349 
350 TRACE_EVENT(
351         kvm_async_pf_completed,
352         TP_PROTO(unsigned long address, u64 gva),
353         TP_ARGS(address, gva),
354 
355         TP_STRUCT__entry(
356                 __field(unsigned long, address)
357                 __field(u64, gva)
358                 ),
359 
360         TP_fast_assign(
361                 __entry->address = address;
362                 __entry->gva = gva;
363                 ),
364 
365         TP_printk("gva %#llx address %#lx",  __entry->gva,
366                   __entry->address)
367 );
368 
369 #endif
370 
371 TRACE_EVENT(kvm_halt_poll_ns,
372         TP_PROTO(bool grow, unsigned int vcpu_id, unsigned int new,
373                  unsigned int old),
374         TP_ARGS(grow, vcpu_id, new, old),
375 
376         TP_STRUCT__entry(
377                 __field(bool, grow)
378                 __field(unsigned int, vcpu_id)
379                 __field(unsigned int, new)
380                 __field(unsigned int, old)
381         ),
382 
383         TP_fast_assign(
384                 __entry->grow           = grow;
385                 __entry->vcpu_id        = vcpu_id;
386                 __entry->new            = new;
387                 __entry->old            = old;
388         ),
389 
390         TP_printk("vcpu %u: halt_poll_ns %u (%s %u)",
391                         __entry->vcpu_id,
392                         __entry->new,
393                         __entry->grow ? "grow" : "shrink",
394                         __entry->old)
395 );
396 
397 #define trace_kvm_halt_poll_ns_grow(vcpu_id, new, old) \
398         trace_kvm_halt_poll_ns(true, vcpu_id, new, old)
399 #define trace_kvm_halt_poll_ns_shrink(vcpu_id, new, old) \
400         trace_kvm_halt_poll_ns(false, vcpu_id, new, old)
401 
402 #endif /* _TRACE_KVM_MAIN_H */
403 
404 /* This part must be outside protection */
405 #include <trace/define_trace.h>
406 

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