#if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_KVM_H #include <linux/tracepoint.h> #undef TRACE_SYSTEM #define TRACE_SYSTEM kvm /* * Tracepoint for guest mode entry. */ TRACE_EVENT(kvm_entry, TP_PROTO(unsigned int vcpu_id), TP_ARGS(vcpu_id), TP_STRUCT__entry( __field( unsigned int, vcpu_id ) ), TP_fast_assign( __entry->vcpu_id = vcpu_id; ), TP_printk("vcpu %u", __entry->vcpu_id) ); /* * Tracepoint for hypercall. */ TRACE_EVENT(kvm_hypercall, TP_PROTO(unsigned long nr, unsigned long a0, unsigned long a1, unsigned long a2, unsigned long a3), TP_ARGS(nr, a0, a1, a2, a3), TP_STRUCT__entry( __field( unsigned long, nr ) __field( unsigned long, a0 ) __field( unsigned long, a1 ) __field( unsigned long, a2 ) __field( unsigned long, a3 ) ), TP_fast_assign( __entry->nr = nr; __entry->a0 = a0; __entry->a1 = a1; __entry->a2 = a2; __entry->a3 = a3; ), TP_printk("nr 0x%lx a0 0x%lx a1 0x%lx a2 0x%lx a3 0x%lx", __entry->nr, __entry->a0, __entry->a1, __entry->a2, __entry->a3) ); /* * Tracepoint for hypercall. */ TRACE_EVENT(kvm_hv_hypercall, TP_PROTO(__u16 code, bool fast, __u16 rep_cnt, __u16 rep_idx, __u64 ingpa, __u64 outgpa), TP_ARGS(code, fast, rep_cnt, rep_idx, ingpa, outgpa), TP_STRUCT__entry( __field( __u16, code ) __field( bool, fast ) __field( __u16, rep_cnt ) __field( __u16, rep_idx ) __field( __u64, ingpa ) __field( __u64, outgpa ) ), TP_fast_assign( __entry->code = code; __entry->fast = fast; __entry->rep_cnt = rep_cnt; __entry->rep_idx = rep_idx; __entry->ingpa = ingpa; __entry->outgpa = outgpa; ), TP_printk("code 0x%x %s cnt 0x%x idx 0x%x in 0x%llx out 0x%llx", __entry->code, __entry->fast ? "fast" : "slow", __entry->rep_cnt, __entry->rep_idx, __entry->ingpa, __entry->outgpa) ); /* * Tracepoint for PIO. */ TRACE_EVENT(kvm_pio, TP_PROTO(unsigned int rw, unsigned int port, unsigned int size, unsigned int count), TP_ARGS(rw, port, size, count), TP_STRUCT__entry( __field( unsigned int, rw ) __field( unsigned int, port ) __field( unsigned int, size ) __field( unsigned int, count ) ), TP_fast_assign( __entry->rw = rw; __entry->port = port; __entry->size = size; __entry->count = count; ), TP_printk("pio_%s at 0x%x size %d count %d", __entry->rw ? "write" : "read", __entry->port, __entry->size, __entry->count) ); /* * Tracepoint for cpuid. */ TRACE_EVENT(kvm_cpuid, TP_PROTO(unsigned int function, unsigned long rax, unsigned long rbx, unsigned long rcx, unsigned long rdx), TP_ARGS(function, rax, rbx, rcx, rdx), TP_STRUCT__entry( __field( unsigned int, function ) __field( unsigned long, rax ) __field( unsigned long, rbx ) __field( unsigned long, rcx ) __field( unsigned long, rdx ) ), TP_fast_assign( __entry->function = function; __entry->rax = rax; __entry->rbx = rbx; __entry->rcx = rcx; __entry->rdx = rdx; ), TP_printk("func %x rax %lx rbx %lx rcx %lx rdx %lx", __entry->function, __entry->rax, __entry->rbx, __entry->rcx, __entry->rdx) ); #define AREG(x) { APIC_##x, "APIC_" #x } #define kvm_trace_symbol_apic \ AREG(ID), AREG(LVR), AREG(TASKPRI), AREG(ARBPRI), AREG(PROCPRI), \ AREG(EOI), AREG(RRR), AREG(LDR), AREG(DFR), AREG(SPIV), AREG(ISR), \ AREG(TMR), AREG(IRR), AREG(ESR), AREG(ICR), AREG(ICR2), AREG(LVTT), \ AREG(LVTTHMR), AREG(LVTPC), AREG(LVT0), AREG(LVT1), AREG(LVTERR), \ AREG(TMICT), AREG(TMCCT), AREG(TDCR), AREG(SELF_IPI), AREG(EFEAT), \ AREG(ECTRL) /* * Tracepoint for apic access. */ TRACE_EVENT(kvm_apic, TP_PROTO(unsigned int rw, unsigned int reg, unsigned int val), TP_ARGS(rw, reg, val), TP_STRUCT__entry( __field( unsigned int, rw ) __field( unsigned int, reg ) __field( unsigned int, val ) ), TP_fast_assign( __entry->rw = rw; __entry->reg = reg; __entry->val = val; ), TP_printk("apic_%s %s = 0x%x", __entry->rw ? "write" : "read", __print_symbolic(__entry->reg, kvm_trace_symbol_apic), __entry->val) ); #define trace_kvm_apic_read(reg, val) trace_kvm_apic(0, reg, val) #define trace_kvm_apic_write(reg, val) trace_kvm_apic(1, reg, val) /* * Tracepoint for kvm guest exit: */ TRACE_EVENT(kvm_exit, TP_PROTO(unsigned int exit_reason, struct kvm_vcpu *vcpu), TP_ARGS(exit_reason, vcpu), TP_STRUCT__entry( __field( unsigned int, exit_reason ) __field( unsigned long, guest_rip ) ), TP_fast_assign( __entry->exit_reason = exit_reason; __entry->guest_rip = kvm_rip_read(vcpu); ), TP_printk("reason %s rip 0x%lx", ftrace_print_symbols_seq(p, __entry->exit_reason, kvm_x86_ops->exit_reasons_str), __entry->guest_rip) ); /* * Tracepoint for kvm interrupt injection: */ TRACE_EVENT(kvm_inj_virq, TP_PROTO(unsigned int irq), TP_ARGS(irq), TP_STRUCT__entry( __field( unsigned int, irq ) ), TP_fast_assign( __entry->irq = irq; ), TP_printk("irq %u", __entry->irq) ); #define EXS(x) { x##_VECTOR, "#" #x } #define kvm_trace_sym_exc \ EXS(DE), EXS(DB), EXS(BP), EXS(OF), EXS(BR), EXS(UD), EXS(NM), \ EXS(DF), EXS(TS), EXS(NP), EXS(SS), EXS(GP), EXS(PF), \ EXS(MF), EXS(MC) /* * Tracepoint for kvm interrupt injection: */ TRACE_EVENT(kvm_inj_exception, TP_PROTO(unsigned exception, bool has_error, unsigned error_code), TP_ARGS(exception, has_error, error_code), TP_STRUCT__entry( __field( u8, exception ) __field( u8, has_error ) __field( u32, error_code ) ), TP_fast_assign( __entry->exception = exception; __entry->has_error = has_error; __entry->error_code = error_code; ), TP_printk("%s (0x%x)", __print_symbolic(__entry->exception, kvm_trace_sym_exc), /* FIXME: don't print error_code if not present */ __entry->has_error ? __entry->error_code : 0) ); /* * Tracepoint for page fault. */ TRACE_EVENT(kvm_page_fault, TP_PROTO(unsigned long fault_address, unsigned int error_code), TP_ARGS(fault_address, error_code), TP_STRUCT__entry( __field( unsigned long, fault_address ) __field( unsigned int, error_code ) ), TP_fast_assign( __entry->fault_address = fault_address; __entry->error_code = error_code; ), TP_printk("address %lx error_code %x", __entry->fault_address, __entry->error_code) ); /* * Tracepoint for guest MSR access. */ TRACE_EVENT(kvm_msr, TP_PROTO(unsigned write, u32 ecx, u64 data, bool exception), TP_ARGS(write, ecx, data, exception), TP_STRUCT__entry( __field( unsigned, write ) __field( u32, ecx ) __field( u64, data ) __field( u8, exception ) ), TP_fast_assign( __entry->write = write; __entry->ecx = ecx; __entry->data = data; __entry->exception = exception; ), TP_printk("msr_%s %x = 0x%llx%s", __entry->write ? "write" : "read", __entry->ecx, __entry->data, __entry->exception ? " (#GP)" : "") ); #define trace_kvm_msr_read(ecx, data) trace_kvm_msr(0, ecx, data, false) #define trace_kvm_msr_write(ecx, data) trace_kvm_msr(1, ecx, data, false) #define trace_kvm_msr_read_ex(ecx) trace_kvm_msr(0, ecx, 0, true) #define trace_kvm_msr_write_ex(ecx, data) trace_kvm_msr(1, ecx, data, true) /* * Tracepoint for guest CR access. */ TRACE_EVENT(kvm_cr, TP_PROTO(unsigned int rw, unsigned int cr, unsigned long val), TP_ARGS(rw, cr, val), TP_STRUCT__entry( __field( unsigned int, rw ) __field( unsigned int, cr ) __field( unsigned long, val ) ), TP_fast_assign( __entry->rw = rw; __entry->cr = cr; __entry->val = val; ), TP_printk("cr_%s %x = 0x%lx", __entry->rw ? "write" : "read", __entry->cr, __entry->val) ); #define trace_kvm_cr_read(cr, val) trace_kvm_cr(0, cr, val) #define trace_kvm_cr_write(cr, val) trace_kvm_cr(1, cr, val) TRACE_EVENT(kvm_pic_set_irq, TP_PROTO(__u8 chip, __u8 pin, __u8 elcr, __u8 imr, bool coalesced), TP_ARGS(chip, pin, elcr, imr, coalesced), TP_STRUCT__entry( __field( __u8, chip ) __field( __u8, pin ) __field( __u8, elcr ) __field( __u8, imr ) __field( bool, coalesced ) ), TP_fast_assign( __entry->chip = chip; __entry->pin = pin; __entry->elcr = elcr; __entry->imr = imr; __entry->coalesced = coalesced; ), TP_printk("chip %u pin %u (%s%s)%s", __entry->chip, __entry->pin, (__entry->elcr & (1 << __entry->pin)) ? "level":"edge", (__entry->imr & (1 << __entry->pin)) ? "|masked":"", __entry->coalesced ? " (coalesced)" : "") ); #define kvm_apic_dst_shorthand \ {0x0, "dst"}, \ {0x1, "self"}, \ {0x2, "all"}, \ {0x3, "all-but-self"} TRACE_EVENT(kvm_apic_ipi, TP_PROTO(__u32 icr_low, __u32 dest_id), TP_ARGS(icr_low, dest_id), TP_STRUCT__entry( __field( __u32, icr_low ) __field( __u32, dest_id ) ), TP_fast_assign( __entry->icr_low = icr_low; __entry->dest_id = dest_id; ), TP_printk("dst %x vec %u (%s|%s|%s|%s|%s)", __entry->dest_id, (u8)__entry->icr_low, __print_symbolic((__entry->icr_low >> 8 & 0x7), kvm_deliver_mode), (__entry->icr_low & (1<<11)) ? "logical" : "physical", (__entry->icr_low & (1<<14)) ? "assert" : "de-assert", (__entry->icr_low & (1<<15)) ? "level" : "edge", __print_symbolic((__entry->icr_low >> 18 & 0x3), kvm_apic_dst_shorthand)) ); TRACE_EVENT(kvm_apic_accept_irq, TP_PROTO(__u32 apicid, __u16 dm, __u8 tm, __u8 vec, bool coalesced), TP_ARGS(apicid, dm, tm, vec, coalesced), TP_STRUCT__entry( __field( __u32, apicid ) __field( __u16, dm ) __field( __u8, tm ) __field( __u8, vec ) __field( bool, coalesced ) ), TP_fast_assign( __entry->apicid = apicid; __entry->dm = dm; __entry->tm = tm; __entry->vec = vec; __entry->coalesced = coalesced; ), TP_printk("apicid %x vec %u (%s|%s)%s", __entry->apicid, __entry->vec, __print_symbolic((__entry->dm >> 8 & 0x7), kvm_deliver_mode), __entry->tm ? "level" : "edge", __entry->coalesced ? " (coalesced)" : "") ); /* * Tracepoint for nested VMRUN */ TRACE_EVENT(kvm_nested_vmrun, TP_PROTO(__u64 rip, __u64 vmcb, __u64 nested_rip, __u32 int_ctl, __u32 event_inj, bool npt), TP_ARGS(rip, vmcb, nested_rip, int_ctl, event_inj, npt), TP_STRUCT__entry( __field( __u64, rip ) __field( __u64, vmcb ) __field( __u64, nested_rip ) __field( __u32, int_ctl ) __field( __u32, event_inj ) __field( bool, npt ) ), TP_fast_assign( __entry->rip = rip; __entry->vmcb = vmcb; __entry->nested_rip = nested_rip; __entry->int_ctl = int_ctl; __entry->event_inj = event_inj; __entry->npt = npt; ), TP_printk("rip: 0x%016llx vmcb: 0x%016llx nrip: 0x%016llx int_ctl: 0x%08x " "event_inj: 0x%08x npt: %s", __entry->rip, __entry->vmcb, __entry->nested_rip, __entry->int_ctl, __entry->event_inj, __entry->npt ? "on" : "off") ); TRACE_EVENT(kvm_nested_intercepts, TP_PROTO(__u16 cr_read, __u16 cr_write, __u32 exceptions, __u64 intercept), TP_ARGS(cr_read, cr_write, exceptions, intercept), TP_STRUCT__entry( __field( __u16, cr_read ) __field( __u16, cr_write ) __field( __u32, exceptions ) __field( __u64, intercept ) ), TP_fast_assign( __entry->cr_read = cr_read; __entry->cr_write = cr_write; __entry->exceptions = exceptions; __entry->intercept = intercept; ), TP_printk("cr_read: %04x cr_write: %04x excp: %08x intercept: %016llx", __entry->cr_read, __entry->cr_write, __entry->exceptions, __entry->intercept) ); /* * Tracepoint for #VMEXIT while nested */ TRACE_EVENT(kvm_nested_vmexit, TP_PROTO(__u64 rip, __u32 exit_code, __u64 exit_info1, __u64 exit_info2, __u32 exit_int_info, __u32 exit_int_info_err), TP_ARGS(rip, exit_code, exit_info1, exit_info2, exit_int_info, exit_int_info_err), TP_STRUCT__entry( __field( __u64, rip ) __field( __u32, exit_code ) __field( __u64, exit_info1 ) __field( __u64, exit_info2 ) __field( __u32, exit_int_info ) __field( __u32, exit_int_info_err ) ), TP_fast_assign( __entry->rip = rip; __entry->exit_code = exit_code; __entry->exit_info1 = exit_info1; __entry->exit_info2 = exit_info2; __entry->exit_int_info = exit_int_info; __entry->exit_int_info_err = exit_int_info_err; ), TP_printk("rip: 0x%016llx reason: %s ext_inf1: 0x%016llx " "ext_inf2: 0x%016llx ext_int: 0x%08x ext_int_err: 0x%08x", __entry->rip, ftrace_print_symbols_seq(p, __entry->exit_code, kvm_x86_ops->exit_reasons_str), __entry->exit_info1, __entry->exit_info2, __entry->exit_int_info, __entry->exit_int_info_err) ); /* * Tracepoint for #VMEXIT reinjected to the guest */ TRACE_EVENT(kvm_nested_vmexit_inject, TP_PROTO(__u32 exit_code, __u64 exit_info1, __u64 exit_info2, __u32 exit_int_info, __u32 exit_int_info_err), TP_ARGS(exit_code, exit_info1, exit_info2, exit_int_info, exit_int_info_err), TP_STRUCT__entry( __field( __u32, exit_code ) __field( __u64, exit_info1 ) __field( __u64, exit_info2 ) __field( __u32, exit_int_info ) __field( __u32, exit_int_info_err ) ), TP_fast_assign( __entry->exit_code = exit_code; __entry->exit_info1 = exit_info1; __entry->exit_info2 = exit_info2; __entry->exit_int_info = exit_int_info; __entry->exit_int_info_err = exit_int_info_err; ), TP_printk("reason: %s ext_inf1: 0x%016llx " "ext_inf2: 0x%016llx ext_int: 0x%08x ext_int_err: 0x%08x", ftrace_print_symbols_seq(p, __entry->exit_code, kvm_x86_ops->exit_reasons_str), __entry->exit_info1, __entry->exit_info2, __entry->exit_int_info, __entry->exit_int_info_err) ); /* * Tracepoint for nested #vmexit because of interrupt pending */ TRACE_EVENT(kvm_nested_intr_vmexit, TP_PROTO(__u64 rip), TP_ARGS(rip), TP_STRUCT__entry( __field( __u64, rip ) ), TP_fast_assign( __entry->rip = rip ), TP_printk("rip: 0x%016llx", __entry->rip) ); /* * Tracepoint for nested #vmexit because of interrupt pending */ TRACE_EVENT(kvm_invlpga, TP_PROTO(__u64 rip, int asid, u64 address), TP_ARGS(rip, asid, address), TP_STRUCT__entry( __field( __u64, rip ) __field( int, asid ) __field( __u64, address ) ), TP_fast_assign( __entry->rip = rip; __entry->asid = asid; __entry->address = address; ), TP_printk("rip: 0x%016llx asid: %d address: 0x%016llx", __entry->rip, __entry->asid, __entry->address) ); /* * Tracepoint for nested #vmexit because of interrupt pending */ TRACE_EVENT(kvm_skinit, TP_PROTO(__u64 rip, __u32 slb), TP_ARGS(rip, slb), TP_STRUCT__entry( __field( __u64, rip ) __field( __u32, slb ) ), TP_fast_assign( __entry->rip = rip; __entry->slb = slb; ), TP_printk("rip: 0x%016llx slb: 0x%08x", __entry->rip, __entry->slb) ); #define __print_insn(insn, ilen) ({ \ int i; \ const char *ret = p->buffer + p->len; \ \ for (i = 0; i < ilen; ++i) \ trace_seq_printf(p, " %02x", insn[i]); \ trace_seq_printf(p, "%c", 0); \ ret; \ }) #define KVM_EMUL_INSN_F_CR0_PE (1 << 0) #define KVM_EMUL_INSN_F_EFL_VM (1 << 1) #define KVM_EMUL_INSN_F_CS_D (1 << 2) #define KVM_EMUL_INSN_F_CS_L (1 << 3) #define kvm_trace_symbol_emul_flags \ { 0, "real" }, \ { KVM_EMUL_INSN_F_CR0_PE \ | KVM_EMUL_INSN_F_EFL_VM, "vm16" }, \ { KVM_EMUL_INSN_F_CR0_PE, "prot16" }, \ { KVM_EMUL_INSN_F_CR0_PE \ | KVM_EMUL_INSN_F_CS_D, "prot32" }, \ { KVM_EMUL_INSN_F_CR0_PE \ | KVM_EMUL_INSN_F_CS_L, "prot64" } #define kei_decode_mode(mode) ({ \ u8 flags = 0xff; \ switch (mode) { \ case X86EMUL_MODE_REAL: \ flags = 0; \ break; \ case X86EMUL_MODE_VM86: \ flags = KVM_EMUL_INSN_F_EFL_VM; \ break; \ case X86EMUL_MODE_PROT16: \ flags = KVM_EMUL_INSN_F_CR0_PE; \ break; \ case X86EMUL_MODE_PROT32: \ flags = KVM_EMUL_INSN_F_CR0_PE \ | KVM_EMUL_INSN_F_CS_D; \ break; \ case X86EMUL_MODE_PROT64: \ flags = KVM_EMUL_INSN_F_CR0_PE \ | KVM_EMUL_INSN_F_CS_L; \ break; \ } \ flags; \ }) TRACE_EVENT(kvm_emulate_insn, TP_PROTO(struct kvm_vcpu *vcpu, __u8 failed), TP_ARGS(vcpu, failed), TP_STRUCT__entry( __field( __u64, rip ) __field( __u32, csbase ) __field( __u8, len ) __array( __u8, insn, 15 ) __field( __u8, flags ) __field( __u8, failed ) ), TP_fast_assign( __entry->rip = vcpu->arch.emulate_ctxt.decode.fetch.start; __entry->csbase = kvm_x86_ops->get_segment_base(vcpu, VCPU_SREG_CS); __entry->len = vcpu->arch.emulate_ctxt.decode.eip - vcpu->arch.emulate_ctxt.decode.fetch.start; memcpy(__entry->insn, vcpu->arch.emulate_ctxt.decode.fetch.data, 15); __entry->flags = kei_decode_mode(vcpu->arch.emulate_ctxt.mode); __entry->failed = failed; ), TP_printk("%x:%llx:%s (%s)%s", __entry->csbase, __entry->rip, __print_insn(__entry->insn, __entry->len), __print_symbolic(__entry->flags, kvm_trace_symbol_emul_flags), __entry->failed ? " failed" : "" ) ); #define trace_kvm_emulate_insn_start(vcpu) trace_kvm_emulate_insn(vcpu, 0) #define trace_kvm_emulate_insn_failed(vcpu) trace_kvm_emulate_insn(vcpu, 1) #endif /* _TRACE_KVM_H */ #undef TRACE_INCLUDE_PATH #define TRACE_INCLUDE_PATH arch/x86/kvm #undef TRACE_INCLUDE_FILE #define TRACE_INCLUDE_FILE trace /* This part must be outside protection */ #include <trace/define_trace.h>