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

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  1 #if !defined(_TRACE_KVM_MAIN_H) || defined(TRACE_HEADER_MULTI_READ)
  2 #define _TRACE_KVM_MAIN_H
  3 
  4 #include <linux/tracepoint.h>
  5 
  6 #undef TRACE_SYSTEM
  7 #define TRACE_SYSTEM kvm
  8 
  9 #define ERSN(x) { KVM_EXIT_##x, "KVM_EXIT_" #x }
 10 
 11 #define kvm_trace_exit_reason                                           \
 12         ERSN(UNKNOWN), ERSN(EXCEPTION), ERSN(IO), ERSN(HYPERCALL),      \
 13         ERSN(DEBUG), ERSN(HLT), ERSN(MMIO), ERSN(IRQ_WINDOW_OPEN),      \
 14         ERSN(SHUTDOWN), ERSN(FAIL_ENTRY), ERSN(INTR), ERSN(SET_TPR),    \
 15         ERSN(TPR_ACCESS), ERSN(S390_SIEIC), ERSN(S390_RESET), ERSN(DCR),\
 16         ERSN(NMI), ERSN(INTERNAL_ERROR), ERSN(OSI), ERSN(PAPR_HCALL),   \
 17         ERSN(S390_UCONTROL), ERSN(WATCHDOG), ERSN(S390_TSCH)
 18 
 19 TRACE_EVENT(kvm_userspace_exit,
 20             TP_PROTO(__u32 reason, int errno),
 21             TP_ARGS(reason, errno),
 22 
 23         TP_STRUCT__entry(
 24                 __field(        __u32,          reason          )
 25                 __field(        int,            errno           )
 26         ),
 27 
 28         TP_fast_assign(
 29                 __entry->reason         = reason;
 30                 __entry->errno          = errno;
 31         ),
 32 
 33         TP_printk("reason %s (%d)",
 34                   __entry->errno < 0 ?
 35                   (__entry->errno == -EINTR ? "restart" : "error") :
 36                   __print_symbolic(__entry->reason, kvm_trace_exit_reason),
 37                   __entry->errno < 0 ? -__entry->errno : __entry->reason)
 38 );
 39 
 40 TRACE_EVENT(kvm_vcpu_wakeup,
 41             TP_PROTO(__u64 ns, bool waited),
 42             TP_ARGS(ns, waited),
 43 
 44         TP_STRUCT__entry(
 45                 __field(        __u64,          ns              )
 46                 __field(        bool,           waited          )
 47         ),
 48 
 49         TP_fast_assign(
 50                 __entry->ns             = ns;
 51                 __entry->waited         = waited;
 52         ),
 53 
 54         TP_printk("%s time %lld ns",
 55                   __entry->waited ? "wait" : "poll",
 56                   __entry->ns)
 57 );
 58 
 59 #if defined(CONFIG_HAVE_KVM_IRQFD)
 60 TRACE_EVENT(kvm_set_irq,
 61         TP_PROTO(unsigned int gsi, int level, int irq_source_id),
 62         TP_ARGS(gsi, level, irq_source_id),
 63 
 64         TP_STRUCT__entry(
 65                 __field(        unsigned int,   gsi             )
 66                 __field(        int,            level           )
 67                 __field(        int,            irq_source_id   )
 68         ),
 69 
 70         TP_fast_assign(
 71                 __entry->gsi            = gsi;
 72                 __entry->level          = level;
 73                 __entry->irq_source_id  = irq_source_id;
 74         ),
 75 
 76         TP_printk("gsi %u level %d source %d",
 77                   __entry->gsi, __entry->level, __entry->irq_source_id)
 78 );
 79 #endif /* defined(CONFIG_HAVE_KVM_IRQFD) */
 80 
 81 #if defined(__KVM_HAVE_IOAPIC)
 82 #define kvm_deliver_mode                \
 83         {0x0, "Fixed"},                 \
 84         {0x1, "LowPrio"},               \
 85         {0x2, "SMI"},                   \
 86         {0x3, "Res3"},                  \
 87         {0x4, "NMI"},                   \
 88         {0x5, "INIT"},                  \
 89         {0x6, "SIPI"},                  \
 90         {0x7, "ExtINT"}
 91 
 92 TRACE_EVENT(kvm_ioapic_set_irq,
 93             TP_PROTO(__u64 e, int pin, bool coalesced),
 94             TP_ARGS(e, pin, coalesced),
 95 
 96         TP_STRUCT__entry(
 97                 __field(        __u64,          e               )
 98                 __field(        int,            pin             )
 99                 __field(        bool,           coalesced       )
100         ),
101 
102         TP_fast_assign(
103                 __entry->e              = e;
104                 __entry->pin            = pin;
105                 __entry->coalesced      = coalesced;
106         ),
107 
108         TP_printk("pin %u dst %x vec=%u (%s|%s|%s%s)%s",
109                   __entry->pin, (u8)(__entry->e >> 56), (u8)__entry->e,
110                   __print_symbolic((__entry->e >> 8 & 0x7), kvm_deliver_mode),
111                   (__entry->e & (1<<11)) ? "logical" : "physical",
112                   (__entry->e & (1<<15)) ? "level" : "edge",
113                   (__entry->e & (1<<16)) ? "|masked" : "",
114                   __entry->coalesced ? " (coalesced)" : "")
115 );
116 
117 TRACE_EVENT(kvm_ioapic_delayed_eoi_inj,
118             TP_PROTO(__u64 e),
119             TP_ARGS(e),
120 
121         TP_STRUCT__entry(
122                 __field(        __u64,          e               )
123         ),
124 
125         TP_fast_assign(
126                 __entry->e              = e;
127         ),
128 
129         TP_printk("dst %x vec=%u (%s|%s|%s%s)",
130                   (u8)(__entry->e >> 56), (u8)__entry->e,
131                   __print_symbolic((__entry->e >> 8 & 0x7), kvm_deliver_mode),
132                   (__entry->e & (1<<11)) ? "logical" : "physical",
133                   (__entry->e & (1<<15)) ? "level" : "edge",
134                   (__entry->e & (1<<16)) ? "|masked" : "")
135 );
136 
137 TRACE_EVENT(kvm_msi_set_irq,
138             TP_PROTO(__u64 address, __u64 data),
139             TP_ARGS(address, data),
140 
141         TP_STRUCT__entry(
142                 __field(        __u64,          address         )
143                 __field(        __u64,          data            )
144         ),
145 
146         TP_fast_assign(
147                 __entry->address        = address;
148                 __entry->data           = data;
149         ),
150 
151         TP_printk("dst %u vec %x (%s|%s|%s%s)",
152                   (u8)(__entry->address >> 12), (u8)__entry->data,
153                   __print_symbolic((__entry->data >> 8 & 0x7), kvm_deliver_mode),
154                   (__entry->address & (1<<2)) ? "logical" : "physical",
155                   (__entry->data & (1<<15)) ? "level" : "edge",
156                   (__entry->address & (1<<3)) ? "|rh" : "")
157 );
158 
159 #define kvm_irqchips                                            \
160         {KVM_IRQCHIP_PIC_MASTER,        "PIC master"},          \
161         {KVM_IRQCHIP_PIC_SLAVE,         "PIC slave"},           \
162         {KVM_IRQCHIP_IOAPIC,            "IOAPIC"}
163 
164 #endif /* defined(__KVM_HAVE_IOAPIC) */
165 
166 #if defined(CONFIG_HAVE_KVM_IRQFD)
167 
168 #ifdef kvm_irqchips
169 #define kvm_ack_irq_string "irqchip %s pin %u"
170 #define kvm_ack_irq_parm  __print_symbolic(__entry->irqchip, kvm_irqchips), __entry->pin
171 #else
172 #define kvm_ack_irq_string "irqchip %d pin %u"
173 #define kvm_ack_irq_parm  __entry->irqchip, __entry->pin
174 #endif
175 
176 TRACE_EVENT(kvm_ack_irq,
177         TP_PROTO(unsigned int irqchip, unsigned int pin),
178         TP_ARGS(irqchip, pin),
179 
180         TP_STRUCT__entry(
181                 __field(        unsigned int,   irqchip         )
182                 __field(        unsigned int,   pin             )
183         ),
184 
185         TP_fast_assign(
186                 __entry->irqchip        = irqchip;
187                 __entry->pin            = pin;
188         ),
189 
190         TP_printk(kvm_ack_irq_string, kvm_ack_irq_parm)
191 );
192 
193 #endif /* defined(CONFIG_HAVE_KVM_IRQFD) */
194 
195 
196 
197 #define KVM_TRACE_MMIO_READ_UNSATISFIED 0
198 #define KVM_TRACE_MMIO_READ 1
199 #define KVM_TRACE_MMIO_WRITE 2
200 
201 #define kvm_trace_symbol_mmio \
202         { KVM_TRACE_MMIO_READ_UNSATISFIED, "unsatisfied-read" }, \
203         { KVM_TRACE_MMIO_READ, "read" }, \
204         { KVM_TRACE_MMIO_WRITE, "write" }
205 
206 TRACE_EVENT(kvm_mmio,
207         TP_PROTO(int type, int len, u64 gpa, u64 val),
208         TP_ARGS(type, len, gpa, val),
209 
210         TP_STRUCT__entry(
211                 __field(        u32,    type            )
212                 __field(        u32,    len             )
213                 __field(        u64,    gpa             )
214                 __field(        u64,    val             )
215         ),
216 
217         TP_fast_assign(
218                 __entry->type           = type;
219                 __entry->len            = len;
220                 __entry->gpa            = gpa;
221                 __entry->val            = val;
222         ),
223 
224         TP_printk("mmio %s len %u gpa 0x%llx val 0x%llx",
225                   __print_symbolic(__entry->type, kvm_trace_symbol_mmio),
226                   __entry->len, __entry->gpa, __entry->val)
227 );
228 
229 #define kvm_fpu_load_symbol     \
230         {0, "unload"},          \
231         {1, "load"}
232 
233 TRACE_EVENT(kvm_fpu,
234         TP_PROTO(int load),
235         TP_ARGS(load),
236 
237         TP_STRUCT__entry(
238                 __field(        u32,            load            )
239         ),
240 
241         TP_fast_assign(
242                 __entry->load           = load;
243         ),
244 
245         TP_printk("%s", __print_symbolic(__entry->load, kvm_fpu_load_symbol))
246 );
247 
248 TRACE_EVENT(kvm_age_page,
249         TP_PROTO(ulong gfn, int level, struct kvm_memory_slot *slot, int ref),
250         TP_ARGS(gfn, level, slot, ref),
251 
252         TP_STRUCT__entry(
253                 __field(        u64,    hva             )
254                 __field(        u64,    gfn             )
255                 __field(        u8,     level           )
256                 __field(        u8,     referenced      )
257         ),
258 
259         TP_fast_assign(
260                 __entry->gfn            = gfn;
261                 __entry->level          = level;
262                 __entry->hva            = ((gfn - slot->base_gfn) <<
263                                             PAGE_SHIFT) + slot->userspace_addr;
264                 __entry->referenced     = ref;
265         ),
266 
267         TP_printk("hva %llx gfn %llx level %u %s",
268                   __entry->hva, __entry->gfn, __entry->level,
269                   __entry->referenced ? "YOUNG" : "OLD")
270 );
271 
272 #ifdef CONFIG_KVM_ASYNC_PF
273 DECLARE_EVENT_CLASS(kvm_async_get_page_class,
274 
275         TP_PROTO(u64 gva, u64 gfn),
276 
277         TP_ARGS(gva, gfn),
278 
279         TP_STRUCT__entry(
280                 __field(__u64, gva)
281                 __field(u64, gfn)
282         ),
283 
284         TP_fast_assign(
285                 __entry->gva = gva;
286                 __entry->gfn = gfn;
287         ),
288 
289         TP_printk("gva = %#llx, gfn = %#llx", __entry->gva, __entry->gfn)
290 );
291 
292 DEFINE_EVENT(kvm_async_get_page_class, kvm_try_async_get_page,
293 
294         TP_PROTO(u64 gva, u64 gfn),
295 
296         TP_ARGS(gva, gfn)
297 );
298 
299 DEFINE_EVENT(kvm_async_get_page_class, kvm_async_pf_doublefault,
300 
301         TP_PROTO(u64 gva, u64 gfn),
302 
303         TP_ARGS(gva, gfn)
304 );
305 
306 DECLARE_EVENT_CLASS(kvm_async_pf_nopresent_ready,
307 
308         TP_PROTO(u64 token, u64 gva),
309 
310         TP_ARGS(token, gva),
311 
312         TP_STRUCT__entry(
313                 __field(__u64, token)
314                 __field(__u64, gva)
315         ),
316 
317         TP_fast_assign(
318                 __entry->token = token;
319                 __entry->gva = gva;
320         ),
321 
322         TP_printk("token %#llx gva %#llx", __entry->token, __entry->gva)
323 
324 );
325 
326 DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_not_present,
327 
328         TP_PROTO(u64 token, u64 gva),
329 
330         TP_ARGS(token, gva)
331 );
332 
333 DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_ready,
334 
335         TP_PROTO(u64 token, u64 gva),
336 
337         TP_ARGS(token, gva)
338 );
339 
340 TRACE_EVENT(
341         kvm_async_pf_completed,
342         TP_PROTO(unsigned long address, u64 gva),
343         TP_ARGS(address, gva),
344 
345         TP_STRUCT__entry(
346                 __field(unsigned long, address)
347                 __field(u64, gva)
348                 ),
349 
350         TP_fast_assign(
351                 __entry->address = address;
352                 __entry->gva = gva;
353                 ),
354 
355         TP_printk("gva %#llx address %#lx",  __entry->gva,
356                   __entry->address)
357 );
358 
359 #endif
360 
361 TRACE_EVENT(kvm_halt_poll_ns,
362         TP_PROTO(bool grow, unsigned int vcpu_id, int new, int old),
363         TP_ARGS(grow, vcpu_id, new, old),
364 
365         TP_STRUCT__entry(
366                 __field(bool, grow)
367                 __field(unsigned int, vcpu_id)
368                 __field(int, new)
369                 __field(int, old)
370         ),
371 
372         TP_fast_assign(
373                 __entry->grow           = grow;
374                 __entry->vcpu_id        = vcpu_id;
375                 __entry->new            = new;
376                 __entry->old            = old;
377         ),
378 
379         TP_printk("vcpu %u: halt_poll_ns %d (%s %d)",
380                         __entry->vcpu_id,
381                         __entry->new,
382                         __entry->grow ? "grow" : "shrink",
383                         __entry->old)
384 );
385 
386 #define trace_kvm_halt_poll_ns_grow(vcpu_id, new, old) \
387         trace_kvm_halt_poll_ns(true, vcpu_id, new, old)
388 #define trace_kvm_halt_poll_ns_shrink(vcpu_id, new, old) \
389         trace_kvm_halt_poll_ns(false, vcpu_id, new, old)
390 
391 #endif /* _TRACE_KVM_MAIN_H */
392 
393 /* This part must be outside protection */
394 #include <trace/define_trace.h>
395 

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