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linux-sg2042/arch/x86/kvm/trace.h

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#if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVM_H
#include <linux/tracepoint.h>
#include <asm/vmx.h>
#include <asm/svm.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, rep_cnt )
__field( __u16, rep_idx )
__field( __u64, ingpa )
__field( __u64, outgpa )
__field( __u16, code )
__field( bool, fast )
),
TP_fast_assign(
__entry->rep_cnt = rep_cnt;
__entry->rep_idx = rep_idx;
__entry->ingpa = ingpa;
__entry->outgpa = outgpa;
__entry->code = code;
__entry->fast = fast;
),
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)
#define KVM_ISA_VMX 1
#define KVM_ISA_SVM 2
/*
* Tracepoint for kvm guest exit:
*/
TRACE_EVENT(kvm_exit,
TP_PROTO(unsigned int exit_reason, struct kvm_vcpu *vcpu, u32 isa),
TP_ARGS(exit_reason, vcpu, isa),
TP_STRUCT__entry(
__field( unsigned int, exit_reason )
__field( unsigned long, guest_rip )
__field( u32, isa )
__field( u64, info1 )
__field( u64, info2 )
),
TP_fast_assign(
__entry->exit_reason = exit_reason;
__entry->guest_rip = kvm_rip_read(vcpu);
__entry->isa = isa;
kvm_x86_ops->get_exit_info(vcpu, &__entry->info1,
&__entry->info2);
),
TP_printk("reason %s rip 0x%lx info %llx %llx",
(__entry->isa == KVM_ISA_VMX) ?
__print_symbolic(__entry->exit_reason, VMX_EXIT_REASONS) :
__print_symbolic(__entry->exit_reason, SVM_EXIT_REASONS),
__entry->guest_rip, __entry->info1, __entry->info2)
);
/*
* 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)" : "")
);
TRACE_EVENT(kvm_eoi,
TP_PROTO(struct kvm_lapic *apic, int vector),
TP_ARGS(apic, vector),
TP_STRUCT__entry(
__field( __u32, apicid )
__field( int, vector )
),
TP_fast_assign(
__entry->apicid = apic->vcpu->vcpu_id;
__entry->vector = vector;
),
TP_printk("apicid %x vector %d", __entry->apicid, __entry->vector)
);
TRACE_EVENT(kvm_pv_eoi,
TP_PROTO(struct kvm_lapic *apic, int vector),
TP_ARGS(apic, vector),
TP_STRUCT__entry(
__field( __u32, apicid )
__field( int, vector )
),
TP_fast_assign(
__entry->apicid = apic->vcpu->vcpu_id;
__entry->vector = vector;
),
TP_printk("apicid %x vector %d", __entry->apicid, __entry->vector)
);
/*
* 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, __u32 isa),
TP_ARGS(rip, exit_code, exit_info1, exit_info2,
exit_int_info, exit_int_info_err, isa),
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 )
__field( __u32, isa )
),
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;
__entry->isa = isa;
),
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,
(__entry->isa == KVM_ISA_VMX) ?
__print_symbolic(__entry->exit_code, VMX_EXIT_REASONS) :
__print_symbolic(__entry->exit_code, SVM_EXIT_REASONS),
__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, __u32 isa),
TP_ARGS(exit_code, exit_info1, exit_info2,
exit_int_info, exit_int_info_err, isa),
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 )
__field( __u32, isa )
),
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;
__entry->isa = isa;
),
TP_printk("reason: %s ext_inf1: 0x%016llx "
"ext_inf2: 0x%016llx ext_int: 0x%08x ext_int_err: 0x%08x",
(__entry->isa == KVM_ISA_VMX) ?
__print_symbolic(__entry->exit_code, VMX_EXIT_REASONS) :
__print_symbolic(__entry->exit_code, SVM_EXIT_REASONS),
__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 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.fetch.start;
__entry->csbase = kvm_x86_ops->get_segment_base(vcpu, VCPU_SREG_CS);
__entry->len = vcpu->arch.emulate_ctxt._eip
- vcpu->arch.emulate_ctxt.fetch.start;
memcpy(__entry->insn,
vcpu->arch.emulate_ctxt.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_hex(__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)
TRACE_EVENT(
vcpu_match_mmio,
TP_PROTO(gva_t gva, gpa_t gpa, bool write, bool gpa_match),
TP_ARGS(gva, gpa, write, gpa_match),
TP_STRUCT__entry(
__field(gva_t, gva)
__field(gpa_t, gpa)
__field(bool, write)
__field(bool, gpa_match)
),
TP_fast_assign(
__entry->gva = gva;
__entry->gpa = gpa;
__entry->write = write;
__entry->gpa_match = gpa_match
),
TP_printk("gva %#lx gpa %#llx %s %s", __entry->gva, __entry->gpa,
__entry->write ? "Write" : "Read",
__entry->gpa_match ? "GPA" : "GVA")
);
#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>
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