trace.h 22 KB

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  1. #if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
  2. #define _TRACE_KVM_H
  3. #include <linux/tracepoint.h>
  4. #include <asm/vmx.h>
  5. #include <asm/svm.h>
  6. #undef TRACE_SYSTEM
  7. #define TRACE_SYSTEM kvm
  8. /*
  9. * Tracepoint for guest mode entry.
  10. */
  11. TRACE_EVENT(kvm_entry,
  12. TP_PROTO(unsigned int vcpu_id),
  13. TP_ARGS(vcpu_id),
  14. TP_STRUCT__entry(
  15. __field( unsigned int, vcpu_id )
  16. ),
  17. TP_fast_assign(
  18. __entry->vcpu_id = vcpu_id;
  19. ),
  20. TP_printk("vcpu %u", __entry->vcpu_id)
  21. );
  22. /*
  23. * Tracepoint for hypercall.
  24. */
  25. TRACE_EVENT(kvm_hypercall,
  26. TP_PROTO(unsigned long nr, unsigned long a0, unsigned long a1,
  27. unsigned long a2, unsigned long a3),
  28. TP_ARGS(nr, a0, a1, a2, a3),
  29. TP_STRUCT__entry(
  30. __field( unsigned long, nr )
  31. __field( unsigned long, a0 )
  32. __field( unsigned long, a1 )
  33. __field( unsigned long, a2 )
  34. __field( unsigned long, a3 )
  35. ),
  36. TP_fast_assign(
  37. __entry->nr = nr;
  38. __entry->a0 = a0;
  39. __entry->a1 = a1;
  40. __entry->a2 = a2;
  41. __entry->a3 = a3;
  42. ),
  43. TP_printk("nr 0x%lx a0 0x%lx a1 0x%lx a2 0x%lx a3 0x%lx",
  44. __entry->nr, __entry->a0, __entry->a1, __entry->a2,
  45. __entry->a3)
  46. );
  47. /*
  48. * Tracepoint for hypercall.
  49. */
  50. TRACE_EVENT(kvm_hv_hypercall,
  51. TP_PROTO(__u16 code, bool fast, __u16 rep_cnt, __u16 rep_idx,
  52. __u64 ingpa, __u64 outgpa),
  53. TP_ARGS(code, fast, rep_cnt, rep_idx, ingpa, outgpa),
  54. TP_STRUCT__entry(
  55. __field( __u16, rep_cnt )
  56. __field( __u16, rep_idx )
  57. __field( __u64, ingpa )
  58. __field( __u64, outgpa )
  59. __field( __u16, code )
  60. __field( bool, fast )
  61. ),
  62. TP_fast_assign(
  63. __entry->rep_cnt = rep_cnt;
  64. __entry->rep_idx = rep_idx;
  65. __entry->ingpa = ingpa;
  66. __entry->outgpa = outgpa;
  67. __entry->code = code;
  68. __entry->fast = fast;
  69. ),
  70. TP_printk("code 0x%x %s cnt 0x%x idx 0x%x in 0x%llx out 0x%llx",
  71. __entry->code, __entry->fast ? "fast" : "slow",
  72. __entry->rep_cnt, __entry->rep_idx, __entry->ingpa,
  73. __entry->outgpa)
  74. );
  75. /*
  76. * Tracepoint for PIO.
  77. */
  78. TRACE_EVENT(kvm_pio,
  79. TP_PROTO(unsigned int rw, unsigned int port, unsigned int size,
  80. unsigned int count),
  81. TP_ARGS(rw, port, size, count),
  82. TP_STRUCT__entry(
  83. __field( unsigned int, rw )
  84. __field( unsigned int, port )
  85. __field( unsigned int, size )
  86. __field( unsigned int, count )
  87. ),
  88. TP_fast_assign(
  89. __entry->rw = rw;
  90. __entry->port = port;
  91. __entry->size = size;
  92. __entry->count = count;
  93. ),
  94. TP_printk("pio_%s at 0x%x size %d count %d",
  95. __entry->rw ? "write" : "read",
  96. __entry->port, __entry->size, __entry->count)
  97. );
  98. /*
  99. * Tracepoint for cpuid.
  100. */
  101. TRACE_EVENT(kvm_cpuid,
  102. TP_PROTO(unsigned int function, unsigned long rax, unsigned long rbx,
  103. unsigned long rcx, unsigned long rdx),
  104. TP_ARGS(function, rax, rbx, rcx, rdx),
  105. TP_STRUCT__entry(
  106. __field( unsigned int, function )
  107. __field( unsigned long, rax )
  108. __field( unsigned long, rbx )
  109. __field( unsigned long, rcx )
  110. __field( unsigned long, rdx )
  111. ),
  112. TP_fast_assign(
  113. __entry->function = function;
  114. __entry->rax = rax;
  115. __entry->rbx = rbx;
  116. __entry->rcx = rcx;
  117. __entry->rdx = rdx;
  118. ),
  119. TP_printk("func %x rax %lx rbx %lx rcx %lx rdx %lx",
  120. __entry->function, __entry->rax,
  121. __entry->rbx, __entry->rcx, __entry->rdx)
  122. );
  123. #define AREG(x) { APIC_##x, "APIC_" #x }
  124. #define kvm_trace_symbol_apic \
  125. AREG(ID), AREG(LVR), AREG(TASKPRI), AREG(ARBPRI), AREG(PROCPRI), \
  126. AREG(EOI), AREG(RRR), AREG(LDR), AREG(DFR), AREG(SPIV), AREG(ISR), \
  127. AREG(TMR), AREG(IRR), AREG(ESR), AREG(ICR), AREG(ICR2), AREG(LVTT), \
  128. AREG(LVTTHMR), AREG(LVTPC), AREG(LVT0), AREG(LVT1), AREG(LVTERR), \
  129. AREG(TMICT), AREG(TMCCT), AREG(TDCR), AREG(SELF_IPI), AREG(EFEAT), \
  130. AREG(ECTRL)
  131. /*
  132. * Tracepoint for apic access.
  133. */
  134. TRACE_EVENT(kvm_apic,
  135. TP_PROTO(unsigned int rw, unsigned int reg, unsigned int val),
  136. TP_ARGS(rw, reg, val),
  137. TP_STRUCT__entry(
  138. __field( unsigned int, rw )
  139. __field( unsigned int, reg )
  140. __field( unsigned int, val )
  141. ),
  142. TP_fast_assign(
  143. __entry->rw = rw;
  144. __entry->reg = reg;
  145. __entry->val = val;
  146. ),
  147. TP_printk("apic_%s %s = 0x%x",
  148. __entry->rw ? "write" : "read",
  149. __print_symbolic(__entry->reg, kvm_trace_symbol_apic),
  150. __entry->val)
  151. );
  152. #define trace_kvm_apic_read(reg, val) trace_kvm_apic(0, reg, val)
  153. #define trace_kvm_apic_write(reg, val) trace_kvm_apic(1, reg, val)
  154. #define KVM_ISA_VMX 1
  155. #define KVM_ISA_SVM 2
  156. #define VMX_EXIT_REASONS \
  157. { EXIT_REASON_EXCEPTION_NMI, "EXCEPTION_NMI" }, \
  158. { EXIT_REASON_EXTERNAL_INTERRUPT, "EXTERNAL_INTERRUPT" }, \
  159. { EXIT_REASON_TRIPLE_FAULT, "TRIPLE_FAULT" }, \
  160. { EXIT_REASON_PENDING_INTERRUPT, "PENDING_INTERRUPT" }, \
  161. { EXIT_REASON_NMI_WINDOW, "NMI_WINDOW" }, \
  162. { EXIT_REASON_TASK_SWITCH, "TASK_SWITCH" }, \
  163. { EXIT_REASON_CPUID, "CPUID" }, \
  164. { EXIT_REASON_HLT, "HLT" }, \
  165. { EXIT_REASON_INVLPG, "INVLPG" }, \
  166. { EXIT_REASON_RDPMC, "RDPMC" }, \
  167. { EXIT_REASON_RDTSC, "RDTSC" }, \
  168. { EXIT_REASON_VMCALL, "VMCALL" }, \
  169. { EXIT_REASON_VMCLEAR, "VMCLEAR" }, \
  170. { EXIT_REASON_VMLAUNCH, "VMLAUNCH" }, \
  171. { EXIT_REASON_VMPTRLD, "VMPTRLD" }, \
  172. { EXIT_REASON_VMPTRST, "VMPTRST" }, \
  173. { EXIT_REASON_VMREAD, "VMREAD" }, \
  174. { EXIT_REASON_VMRESUME, "VMRESUME" }, \
  175. { EXIT_REASON_VMWRITE, "VMWRITE" }, \
  176. { EXIT_REASON_VMOFF, "VMOFF" }, \
  177. { EXIT_REASON_VMON, "VMON" }, \
  178. { EXIT_REASON_CR_ACCESS, "CR_ACCESS" }, \
  179. { EXIT_REASON_DR_ACCESS, "DR_ACCESS" }, \
  180. { EXIT_REASON_IO_INSTRUCTION, "IO_INSTRUCTION" }, \
  181. { EXIT_REASON_MSR_READ, "MSR_READ" }, \
  182. { EXIT_REASON_MSR_WRITE, "MSR_WRITE" }, \
  183. { EXIT_REASON_MWAIT_INSTRUCTION, "MWAIT_INSTRUCTION" }, \
  184. { EXIT_REASON_MONITOR_INSTRUCTION, "MONITOR_INSTRUCTION" }, \
  185. { EXIT_REASON_PAUSE_INSTRUCTION, "PAUSE_INSTRUCTION" }, \
  186. { EXIT_REASON_MCE_DURING_VMENTRY, "MCE_DURING_VMENTRY" }, \
  187. { EXIT_REASON_TPR_BELOW_THRESHOLD, "TPR_BELOW_THRESHOLD" }, \
  188. { EXIT_REASON_APIC_ACCESS, "APIC_ACCESS" }, \
  189. { EXIT_REASON_EPT_VIOLATION, "EPT_VIOLATION" }, \
  190. { EXIT_REASON_EPT_MISCONFIG, "EPT_MISCONFIG" }, \
  191. { EXIT_REASON_WBINVD, "WBINVD" }
  192. #define SVM_EXIT_REASONS \
  193. { SVM_EXIT_READ_CR0, "read_cr0" }, \
  194. { SVM_EXIT_READ_CR3, "read_cr3" }, \
  195. { SVM_EXIT_READ_CR4, "read_cr4" }, \
  196. { SVM_EXIT_READ_CR8, "read_cr8" }, \
  197. { SVM_EXIT_WRITE_CR0, "write_cr0" }, \
  198. { SVM_EXIT_WRITE_CR3, "write_cr3" }, \
  199. { SVM_EXIT_WRITE_CR4, "write_cr4" }, \
  200. { SVM_EXIT_WRITE_CR8, "write_cr8" }, \
  201. { SVM_EXIT_READ_DR0, "read_dr0" }, \
  202. { SVM_EXIT_READ_DR1, "read_dr1" }, \
  203. { SVM_EXIT_READ_DR2, "read_dr2" }, \
  204. { SVM_EXIT_READ_DR3, "read_dr3" }, \
  205. { SVM_EXIT_WRITE_DR0, "write_dr0" }, \
  206. { SVM_EXIT_WRITE_DR1, "write_dr1" }, \
  207. { SVM_EXIT_WRITE_DR2, "write_dr2" }, \
  208. { SVM_EXIT_WRITE_DR3, "write_dr3" }, \
  209. { SVM_EXIT_WRITE_DR5, "write_dr5" }, \
  210. { SVM_EXIT_WRITE_DR7, "write_dr7" }, \
  211. { SVM_EXIT_EXCP_BASE + DB_VECTOR, "DB excp" }, \
  212. { SVM_EXIT_EXCP_BASE + BP_VECTOR, "BP excp" }, \
  213. { SVM_EXIT_EXCP_BASE + UD_VECTOR, "UD excp" }, \
  214. { SVM_EXIT_EXCP_BASE + PF_VECTOR, "PF excp" }, \
  215. { SVM_EXIT_EXCP_BASE + NM_VECTOR, "NM excp" }, \
  216. { SVM_EXIT_EXCP_BASE + MC_VECTOR, "MC excp" }, \
  217. { SVM_EXIT_INTR, "interrupt" }, \
  218. { SVM_EXIT_NMI, "nmi" }, \
  219. { SVM_EXIT_SMI, "smi" }, \
  220. { SVM_EXIT_INIT, "init" }, \
  221. { SVM_EXIT_VINTR, "vintr" }, \
  222. { SVM_EXIT_CPUID, "cpuid" }, \
  223. { SVM_EXIT_INVD, "invd" }, \
  224. { SVM_EXIT_HLT, "hlt" }, \
  225. { SVM_EXIT_INVLPG, "invlpg" }, \
  226. { SVM_EXIT_INVLPGA, "invlpga" }, \
  227. { SVM_EXIT_IOIO, "io" }, \
  228. { SVM_EXIT_MSR, "msr" }, \
  229. { SVM_EXIT_TASK_SWITCH, "task_switch" }, \
  230. { SVM_EXIT_SHUTDOWN, "shutdown" }, \
  231. { SVM_EXIT_VMRUN, "vmrun" }, \
  232. { SVM_EXIT_VMMCALL, "hypercall" }, \
  233. { SVM_EXIT_VMLOAD, "vmload" }, \
  234. { SVM_EXIT_VMSAVE, "vmsave" }, \
  235. { SVM_EXIT_STGI, "stgi" }, \
  236. { SVM_EXIT_CLGI, "clgi" }, \
  237. { SVM_EXIT_SKINIT, "skinit" }, \
  238. { SVM_EXIT_WBINVD, "wbinvd" }, \
  239. { SVM_EXIT_MONITOR, "monitor" }, \
  240. { SVM_EXIT_MWAIT, "mwait" }, \
  241. { SVM_EXIT_XSETBV, "xsetbv" }, \
  242. { SVM_EXIT_NPF, "npf" }
  243. /*
  244. * Tracepoint for kvm guest exit:
  245. */
  246. TRACE_EVENT(kvm_exit,
  247. TP_PROTO(unsigned int exit_reason, struct kvm_vcpu *vcpu, u32 isa),
  248. TP_ARGS(exit_reason, vcpu, isa),
  249. TP_STRUCT__entry(
  250. __field( unsigned int, exit_reason )
  251. __field( unsigned long, guest_rip )
  252. __field( u32, isa )
  253. __field( u64, info1 )
  254. __field( u64, info2 )
  255. ),
  256. TP_fast_assign(
  257. __entry->exit_reason = exit_reason;
  258. __entry->guest_rip = kvm_rip_read(vcpu);
  259. __entry->isa = isa;
  260. kvm_x86_ops->get_exit_info(vcpu, &__entry->info1,
  261. &__entry->info2);
  262. ),
  263. TP_printk("reason %s rip 0x%lx info %llx %llx",
  264. (__entry->isa == KVM_ISA_VMX) ?
  265. __print_symbolic(__entry->exit_reason, VMX_EXIT_REASONS) :
  266. __print_symbolic(__entry->exit_reason, SVM_EXIT_REASONS),
  267. __entry->guest_rip, __entry->info1, __entry->info2)
  268. );
  269. /*
  270. * Tracepoint for kvm interrupt injection:
  271. */
  272. TRACE_EVENT(kvm_inj_virq,
  273. TP_PROTO(unsigned int irq),
  274. TP_ARGS(irq),
  275. TP_STRUCT__entry(
  276. __field( unsigned int, irq )
  277. ),
  278. TP_fast_assign(
  279. __entry->irq = irq;
  280. ),
  281. TP_printk("irq %u", __entry->irq)
  282. );
  283. #define EXS(x) { x##_VECTOR, "#" #x }
  284. #define kvm_trace_sym_exc \
  285. EXS(DE), EXS(DB), EXS(BP), EXS(OF), EXS(BR), EXS(UD), EXS(NM), \
  286. EXS(DF), EXS(TS), EXS(NP), EXS(SS), EXS(GP), EXS(PF), \
  287. EXS(MF), EXS(MC)
  288. /*
  289. * Tracepoint for kvm interrupt injection:
  290. */
  291. TRACE_EVENT(kvm_inj_exception,
  292. TP_PROTO(unsigned exception, bool has_error, unsigned error_code),
  293. TP_ARGS(exception, has_error, error_code),
  294. TP_STRUCT__entry(
  295. __field( u8, exception )
  296. __field( u8, has_error )
  297. __field( u32, error_code )
  298. ),
  299. TP_fast_assign(
  300. __entry->exception = exception;
  301. __entry->has_error = has_error;
  302. __entry->error_code = error_code;
  303. ),
  304. TP_printk("%s (0x%x)",
  305. __print_symbolic(__entry->exception, kvm_trace_sym_exc),
  306. /* FIXME: don't print error_code if not present */
  307. __entry->has_error ? __entry->error_code : 0)
  308. );
  309. /*
  310. * Tracepoint for page fault.
  311. */
  312. TRACE_EVENT(kvm_page_fault,
  313. TP_PROTO(unsigned long fault_address, unsigned int error_code),
  314. TP_ARGS(fault_address, error_code),
  315. TP_STRUCT__entry(
  316. __field( unsigned long, fault_address )
  317. __field( unsigned int, error_code )
  318. ),
  319. TP_fast_assign(
  320. __entry->fault_address = fault_address;
  321. __entry->error_code = error_code;
  322. ),
  323. TP_printk("address %lx error_code %x",
  324. __entry->fault_address, __entry->error_code)
  325. );
  326. /*
  327. * Tracepoint for guest MSR access.
  328. */
  329. TRACE_EVENT(kvm_msr,
  330. TP_PROTO(unsigned write, u32 ecx, u64 data, bool exception),
  331. TP_ARGS(write, ecx, data, exception),
  332. TP_STRUCT__entry(
  333. __field( unsigned, write )
  334. __field( u32, ecx )
  335. __field( u64, data )
  336. __field( u8, exception )
  337. ),
  338. TP_fast_assign(
  339. __entry->write = write;
  340. __entry->ecx = ecx;
  341. __entry->data = data;
  342. __entry->exception = exception;
  343. ),
  344. TP_printk("msr_%s %x = 0x%llx%s",
  345. __entry->write ? "write" : "read",
  346. __entry->ecx, __entry->data,
  347. __entry->exception ? " (#GP)" : "")
  348. );
  349. #define trace_kvm_msr_read(ecx, data) trace_kvm_msr(0, ecx, data, false)
  350. #define trace_kvm_msr_write(ecx, data) trace_kvm_msr(1, ecx, data, false)
  351. #define trace_kvm_msr_read_ex(ecx) trace_kvm_msr(0, ecx, 0, true)
  352. #define trace_kvm_msr_write_ex(ecx, data) trace_kvm_msr(1, ecx, data, true)
  353. /*
  354. * Tracepoint for guest CR access.
  355. */
  356. TRACE_EVENT(kvm_cr,
  357. TP_PROTO(unsigned int rw, unsigned int cr, unsigned long val),
  358. TP_ARGS(rw, cr, val),
  359. TP_STRUCT__entry(
  360. __field( unsigned int, rw )
  361. __field( unsigned int, cr )
  362. __field( unsigned long, val )
  363. ),
  364. TP_fast_assign(
  365. __entry->rw = rw;
  366. __entry->cr = cr;
  367. __entry->val = val;
  368. ),
  369. TP_printk("cr_%s %x = 0x%lx",
  370. __entry->rw ? "write" : "read",
  371. __entry->cr, __entry->val)
  372. );
  373. #define trace_kvm_cr_read(cr, val) trace_kvm_cr(0, cr, val)
  374. #define trace_kvm_cr_write(cr, val) trace_kvm_cr(1, cr, val)
  375. TRACE_EVENT(kvm_pic_set_irq,
  376. TP_PROTO(__u8 chip, __u8 pin, __u8 elcr, __u8 imr, bool coalesced),
  377. TP_ARGS(chip, pin, elcr, imr, coalesced),
  378. TP_STRUCT__entry(
  379. __field( __u8, chip )
  380. __field( __u8, pin )
  381. __field( __u8, elcr )
  382. __field( __u8, imr )
  383. __field( bool, coalesced )
  384. ),
  385. TP_fast_assign(
  386. __entry->chip = chip;
  387. __entry->pin = pin;
  388. __entry->elcr = elcr;
  389. __entry->imr = imr;
  390. __entry->coalesced = coalesced;
  391. ),
  392. TP_printk("chip %u pin %u (%s%s)%s",
  393. __entry->chip, __entry->pin,
  394. (__entry->elcr & (1 << __entry->pin)) ? "level":"edge",
  395. (__entry->imr & (1 << __entry->pin)) ? "|masked":"",
  396. __entry->coalesced ? " (coalesced)" : "")
  397. );
  398. #define kvm_apic_dst_shorthand \
  399. {0x0, "dst"}, \
  400. {0x1, "self"}, \
  401. {0x2, "all"}, \
  402. {0x3, "all-but-self"}
  403. TRACE_EVENT(kvm_apic_ipi,
  404. TP_PROTO(__u32 icr_low, __u32 dest_id),
  405. TP_ARGS(icr_low, dest_id),
  406. TP_STRUCT__entry(
  407. __field( __u32, icr_low )
  408. __field( __u32, dest_id )
  409. ),
  410. TP_fast_assign(
  411. __entry->icr_low = icr_low;
  412. __entry->dest_id = dest_id;
  413. ),
  414. TP_printk("dst %x vec %u (%s|%s|%s|%s|%s)",
  415. __entry->dest_id, (u8)__entry->icr_low,
  416. __print_symbolic((__entry->icr_low >> 8 & 0x7),
  417. kvm_deliver_mode),
  418. (__entry->icr_low & (1<<11)) ? "logical" : "physical",
  419. (__entry->icr_low & (1<<14)) ? "assert" : "de-assert",
  420. (__entry->icr_low & (1<<15)) ? "level" : "edge",
  421. __print_symbolic((__entry->icr_low >> 18 & 0x3),
  422. kvm_apic_dst_shorthand))
  423. );
  424. TRACE_EVENT(kvm_apic_accept_irq,
  425. TP_PROTO(__u32 apicid, __u16 dm, __u8 tm, __u8 vec, bool coalesced),
  426. TP_ARGS(apicid, dm, tm, vec, coalesced),
  427. TP_STRUCT__entry(
  428. __field( __u32, apicid )
  429. __field( __u16, dm )
  430. __field( __u8, tm )
  431. __field( __u8, vec )
  432. __field( bool, coalesced )
  433. ),
  434. TP_fast_assign(
  435. __entry->apicid = apicid;
  436. __entry->dm = dm;
  437. __entry->tm = tm;
  438. __entry->vec = vec;
  439. __entry->coalesced = coalesced;
  440. ),
  441. TP_printk("apicid %x vec %u (%s|%s)%s",
  442. __entry->apicid, __entry->vec,
  443. __print_symbolic((__entry->dm >> 8 & 0x7), kvm_deliver_mode),
  444. __entry->tm ? "level" : "edge",
  445. __entry->coalesced ? " (coalesced)" : "")
  446. );
  447. /*
  448. * Tracepoint for nested VMRUN
  449. */
  450. TRACE_EVENT(kvm_nested_vmrun,
  451. TP_PROTO(__u64 rip, __u64 vmcb, __u64 nested_rip, __u32 int_ctl,
  452. __u32 event_inj, bool npt),
  453. TP_ARGS(rip, vmcb, nested_rip, int_ctl, event_inj, npt),
  454. TP_STRUCT__entry(
  455. __field( __u64, rip )
  456. __field( __u64, vmcb )
  457. __field( __u64, nested_rip )
  458. __field( __u32, int_ctl )
  459. __field( __u32, event_inj )
  460. __field( bool, npt )
  461. ),
  462. TP_fast_assign(
  463. __entry->rip = rip;
  464. __entry->vmcb = vmcb;
  465. __entry->nested_rip = nested_rip;
  466. __entry->int_ctl = int_ctl;
  467. __entry->event_inj = event_inj;
  468. __entry->npt = npt;
  469. ),
  470. TP_printk("rip: 0x%016llx vmcb: 0x%016llx nrip: 0x%016llx int_ctl: 0x%08x "
  471. "event_inj: 0x%08x npt: %s",
  472. __entry->rip, __entry->vmcb, __entry->nested_rip,
  473. __entry->int_ctl, __entry->event_inj,
  474. __entry->npt ? "on" : "off")
  475. );
  476. TRACE_EVENT(kvm_nested_intercepts,
  477. TP_PROTO(__u16 cr_read, __u16 cr_write, __u32 exceptions, __u64 intercept),
  478. TP_ARGS(cr_read, cr_write, exceptions, intercept),
  479. TP_STRUCT__entry(
  480. __field( __u16, cr_read )
  481. __field( __u16, cr_write )
  482. __field( __u32, exceptions )
  483. __field( __u64, intercept )
  484. ),
  485. TP_fast_assign(
  486. __entry->cr_read = cr_read;
  487. __entry->cr_write = cr_write;
  488. __entry->exceptions = exceptions;
  489. __entry->intercept = intercept;
  490. ),
  491. TP_printk("cr_read: %04x cr_write: %04x excp: %08x intercept: %016llx",
  492. __entry->cr_read, __entry->cr_write, __entry->exceptions,
  493. __entry->intercept)
  494. );
  495. /*
  496. * Tracepoint for #VMEXIT while nested
  497. */
  498. TRACE_EVENT(kvm_nested_vmexit,
  499. TP_PROTO(__u64 rip, __u32 exit_code,
  500. __u64 exit_info1, __u64 exit_info2,
  501. __u32 exit_int_info, __u32 exit_int_info_err, __u32 isa),
  502. TP_ARGS(rip, exit_code, exit_info1, exit_info2,
  503. exit_int_info, exit_int_info_err, isa),
  504. TP_STRUCT__entry(
  505. __field( __u64, rip )
  506. __field( __u32, exit_code )
  507. __field( __u64, exit_info1 )
  508. __field( __u64, exit_info2 )
  509. __field( __u32, exit_int_info )
  510. __field( __u32, exit_int_info_err )
  511. __field( __u32, isa )
  512. ),
  513. TP_fast_assign(
  514. __entry->rip = rip;
  515. __entry->exit_code = exit_code;
  516. __entry->exit_info1 = exit_info1;
  517. __entry->exit_info2 = exit_info2;
  518. __entry->exit_int_info = exit_int_info;
  519. __entry->exit_int_info_err = exit_int_info_err;
  520. __entry->isa = isa;
  521. ),
  522. TP_printk("rip: 0x%016llx reason: %s ext_inf1: 0x%016llx "
  523. "ext_inf2: 0x%016llx ext_int: 0x%08x ext_int_err: 0x%08x",
  524. __entry->rip,
  525. (__entry->isa == KVM_ISA_VMX) ?
  526. __print_symbolic(__entry->exit_code, VMX_EXIT_REASONS) :
  527. __print_symbolic(__entry->exit_code, SVM_EXIT_REASONS),
  528. __entry->exit_info1, __entry->exit_info2,
  529. __entry->exit_int_info, __entry->exit_int_info_err)
  530. );
  531. /*
  532. * Tracepoint for #VMEXIT reinjected to the guest
  533. */
  534. TRACE_EVENT(kvm_nested_vmexit_inject,
  535. TP_PROTO(__u32 exit_code,
  536. __u64 exit_info1, __u64 exit_info2,
  537. __u32 exit_int_info, __u32 exit_int_info_err, __u32 isa),
  538. TP_ARGS(exit_code, exit_info1, exit_info2,
  539. exit_int_info, exit_int_info_err, isa),
  540. TP_STRUCT__entry(
  541. __field( __u32, exit_code )
  542. __field( __u64, exit_info1 )
  543. __field( __u64, exit_info2 )
  544. __field( __u32, exit_int_info )
  545. __field( __u32, exit_int_info_err )
  546. __field( __u32, isa )
  547. ),
  548. TP_fast_assign(
  549. __entry->exit_code = exit_code;
  550. __entry->exit_info1 = exit_info1;
  551. __entry->exit_info2 = exit_info2;
  552. __entry->exit_int_info = exit_int_info;
  553. __entry->exit_int_info_err = exit_int_info_err;
  554. __entry->isa = isa;
  555. ),
  556. TP_printk("reason: %s ext_inf1: 0x%016llx "
  557. "ext_inf2: 0x%016llx ext_int: 0x%08x ext_int_err: 0x%08x",
  558. (__entry->isa == KVM_ISA_VMX) ?
  559. __print_symbolic(__entry->exit_code, VMX_EXIT_REASONS) :
  560. __print_symbolic(__entry->exit_code, SVM_EXIT_REASONS),
  561. __entry->exit_info1, __entry->exit_info2,
  562. __entry->exit_int_info, __entry->exit_int_info_err)
  563. );
  564. /*
  565. * Tracepoint for nested #vmexit because of interrupt pending
  566. */
  567. TRACE_EVENT(kvm_nested_intr_vmexit,
  568. TP_PROTO(__u64 rip),
  569. TP_ARGS(rip),
  570. TP_STRUCT__entry(
  571. __field( __u64, rip )
  572. ),
  573. TP_fast_assign(
  574. __entry->rip = rip
  575. ),
  576. TP_printk("rip: 0x%016llx", __entry->rip)
  577. );
  578. /*
  579. * Tracepoint for nested #vmexit because of interrupt pending
  580. */
  581. TRACE_EVENT(kvm_invlpga,
  582. TP_PROTO(__u64 rip, int asid, u64 address),
  583. TP_ARGS(rip, asid, address),
  584. TP_STRUCT__entry(
  585. __field( __u64, rip )
  586. __field( int, asid )
  587. __field( __u64, address )
  588. ),
  589. TP_fast_assign(
  590. __entry->rip = rip;
  591. __entry->asid = asid;
  592. __entry->address = address;
  593. ),
  594. TP_printk("rip: 0x%016llx asid: %d address: 0x%016llx",
  595. __entry->rip, __entry->asid, __entry->address)
  596. );
  597. /*
  598. * Tracepoint for nested #vmexit because of interrupt pending
  599. */
  600. TRACE_EVENT(kvm_skinit,
  601. TP_PROTO(__u64 rip, __u32 slb),
  602. TP_ARGS(rip, slb),
  603. TP_STRUCT__entry(
  604. __field( __u64, rip )
  605. __field( __u32, slb )
  606. ),
  607. TP_fast_assign(
  608. __entry->rip = rip;
  609. __entry->slb = slb;
  610. ),
  611. TP_printk("rip: 0x%016llx slb: 0x%08x",
  612. __entry->rip, __entry->slb)
  613. );
  614. #define __print_insn(insn, ilen) ({ \
  615. int i; \
  616. const char *ret = p->buffer + p->len; \
  617. \
  618. for (i = 0; i < ilen; ++i) \
  619. trace_seq_printf(p, " %02x", insn[i]); \
  620. trace_seq_printf(p, "%c", 0); \
  621. ret; \
  622. })
  623. #define KVM_EMUL_INSN_F_CR0_PE (1 << 0)
  624. #define KVM_EMUL_INSN_F_EFL_VM (1 << 1)
  625. #define KVM_EMUL_INSN_F_CS_D (1 << 2)
  626. #define KVM_EMUL_INSN_F_CS_L (1 << 3)
  627. #define kvm_trace_symbol_emul_flags \
  628. { 0, "real" }, \
  629. { KVM_EMUL_INSN_F_CR0_PE \
  630. | KVM_EMUL_INSN_F_EFL_VM, "vm16" }, \
  631. { KVM_EMUL_INSN_F_CR0_PE, "prot16" }, \
  632. { KVM_EMUL_INSN_F_CR0_PE \
  633. | KVM_EMUL_INSN_F_CS_D, "prot32" }, \
  634. { KVM_EMUL_INSN_F_CR0_PE \
  635. | KVM_EMUL_INSN_F_CS_L, "prot64" }
  636. #define kei_decode_mode(mode) ({ \
  637. u8 flags = 0xff; \
  638. switch (mode) { \
  639. case X86EMUL_MODE_REAL: \
  640. flags = 0; \
  641. break; \
  642. case X86EMUL_MODE_VM86: \
  643. flags = KVM_EMUL_INSN_F_EFL_VM; \
  644. break; \
  645. case X86EMUL_MODE_PROT16: \
  646. flags = KVM_EMUL_INSN_F_CR0_PE; \
  647. break; \
  648. case X86EMUL_MODE_PROT32: \
  649. flags = KVM_EMUL_INSN_F_CR0_PE \
  650. | KVM_EMUL_INSN_F_CS_D; \
  651. break; \
  652. case X86EMUL_MODE_PROT64: \
  653. flags = KVM_EMUL_INSN_F_CR0_PE \
  654. | KVM_EMUL_INSN_F_CS_L; \
  655. break; \
  656. } \
  657. flags; \
  658. })
  659. TRACE_EVENT(kvm_emulate_insn,
  660. TP_PROTO(struct kvm_vcpu *vcpu, __u8 failed),
  661. TP_ARGS(vcpu, failed),
  662. TP_STRUCT__entry(
  663. __field( __u64, rip )
  664. __field( __u32, csbase )
  665. __field( __u8, len )
  666. __array( __u8, insn, 15 )
  667. __field( __u8, flags )
  668. __field( __u8, failed )
  669. ),
  670. TP_fast_assign(
  671. __entry->rip = vcpu->arch.emulate_ctxt.fetch.start;
  672. __entry->csbase = kvm_x86_ops->get_segment_base(vcpu, VCPU_SREG_CS);
  673. __entry->len = vcpu->arch.emulate_ctxt._eip
  674. - vcpu->arch.emulate_ctxt.fetch.start;
  675. memcpy(__entry->insn,
  676. vcpu->arch.emulate_ctxt.fetch.data,
  677. 15);
  678. __entry->flags = kei_decode_mode(vcpu->arch.emulate_ctxt.mode);
  679. __entry->failed = failed;
  680. ),
  681. TP_printk("%x:%llx:%s (%s)%s",
  682. __entry->csbase, __entry->rip,
  683. __print_insn(__entry->insn, __entry->len),
  684. __print_symbolic(__entry->flags,
  685. kvm_trace_symbol_emul_flags),
  686. __entry->failed ? " failed" : ""
  687. )
  688. );
  689. #define trace_kvm_emulate_insn_start(vcpu) trace_kvm_emulate_insn(vcpu, 0)
  690. #define trace_kvm_emulate_insn_failed(vcpu) trace_kvm_emulate_insn(vcpu, 1)
  691. TRACE_EVENT(
  692. vcpu_match_mmio,
  693. TP_PROTO(gva_t gva, gpa_t gpa, bool write, bool gpa_match),
  694. TP_ARGS(gva, gpa, write, gpa_match),
  695. TP_STRUCT__entry(
  696. __field(gva_t, gva)
  697. __field(gpa_t, gpa)
  698. __field(bool, write)
  699. __field(bool, gpa_match)
  700. ),
  701. TP_fast_assign(
  702. __entry->gva = gva;
  703. __entry->gpa = gpa;
  704. __entry->write = write;
  705. __entry->gpa_match = gpa_match
  706. ),
  707. TP_printk("gva %#lx gpa %#llx %s %s", __entry->gva, __entry->gpa,
  708. __entry->write ? "Write" : "Read",
  709. __entry->gpa_match ? "GPA" : "GVA")
  710. );
  711. #endif /* _TRACE_KVM_H */
  712. #undef TRACE_INCLUDE_PATH
  713. #define TRACE_INCLUDE_PATH arch/x86/kvm
  714. #undef TRACE_INCLUDE_FILE
  715. #define TRACE_INCLUDE_FILE trace
  716. /* This part must be outside protection */
  717. #include <trace/define_trace.h>