mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-30 03:56:44 +07:00
1000ff8d89
Add tracepoint in msi/ioapic/pic set_irq() functions, in IPI sending and in the point where IRQ is placed into apic's IRR. Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
356 lines
8.1 KiB
C
356 lines
8.1 KiB
C
#if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_KVM_H
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#include <linux/tracepoint.h>
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM kvm
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#define TRACE_INCLUDE_PATH arch/x86/kvm
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#define TRACE_INCLUDE_FILE trace
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/*
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* Tracepoint for guest mode entry.
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*/
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TRACE_EVENT(kvm_entry,
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TP_PROTO(unsigned int vcpu_id),
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TP_ARGS(vcpu_id),
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TP_STRUCT__entry(
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__field( unsigned int, vcpu_id )
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),
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TP_fast_assign(
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__entry->vcpu_id = vcpu_id;
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),
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TP_printk("vcpu %u", __entry->vcpu_id)
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);
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/*
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* Tracepoint for hypercall.
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*/
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TRACE_EVENT(kvm_hypercall,
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TP_PROTO(unsigned long nr, unsigned long a0, unsigned long a1,
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unsigned long a2, unsigned long a3),
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TP_ARGS(nr, a0, a1, a2, a3),
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TP_STRUCT__entry(
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__field( unsigned long, nr )
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__field( unsigned long, a0 )
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__field( unsigned long, a1 )
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__field( unsigned long, a2 )
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__field( unsigned long, a3 )
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),
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TP_fast_assign(
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__entry->nr = nr;
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__entry->a0 = a0;
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__entry->a1 = a1;
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__entry->a2 = a2;
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__entry->a3 = a3;
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),
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TP_printk("nr 0x%lx a0 0x%lx a1 0x%lx a2 0x%lx a3 0x%lx",
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__entry->nr, __entry->a0, __entry->a1, __entry->a2,
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__entry->a3)
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);
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/*
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* Tracepoint for PIO.
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*/
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TRACE_EVENT(kvm_pio,
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TP_PROTO(unsigned int rw, unsigned int port, unsigned int size,
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unsigned int count),
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TP_ARGS(rw, port, size, count),
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TP_STRUCT__entry(
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__field( unsigned int, rw )
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__field( unsigned int, port )
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__field( unsigned int, size )
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__field( unsigned int, count )
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),
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TP_fast_assign(
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__entry->rw = rw;
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__entry->port = port;
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__entry->size = size;
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__entry->count = count;
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),
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TP_printk("pio_%s at 0x%x size %d count %d",
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__entry->rw ? "write" : "read",
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__entry->port, __entry->size, __entry->count)
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);
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/*
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* Tracepoint for cpuid.
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*/
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TRACE_EVENT(kvm_cpuid,
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TP_PROTO(unsigned int function, unsigned long rax, unsigned long rbx,
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unsigned long rcx, unsigned long rdx),
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TP_ARGS(function, rax, rbx, rcx, rdx),
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TP_STRUCT__entry(
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__field( unsigned int, function )
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__field( unsigned long, rax )
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__field( unsigned long, rbx )
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__field( unsigned long, rcx )
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__field( unsigned long, rdx )
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),
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TP_fast_assign(
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__entry->function = function;
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__entry->rax = rax;
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__entry->rbx = rbx;
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__entry->rcx = rcx;
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__entry->rdx = rdx;
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),
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TP_printk("func %x rax %lx rbx %lx rcx %lx rdx %lx",
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__entry->function, __entry->rax,
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__entry->rbx, __entry->rcx, __entry->rdx)
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);
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#define AREG(x) { APIC_##x, "APIC_" #x }
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#define kvm_trace_symbol_apic \
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AREG(ID), AREG(LVR), AREG(TASKPRI), AREG(ARBPRI), AREG(PROCPRI), \
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AREG(EOI), AREG(RRR), AREG(LDR), AREG(DFR), AREG(SPIV), AREG(ISR), \
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AREG(TMR), AREG(IRR), AREG(ESR), AREG(ICR), AREG(ICR2), AREG(LVTT), \
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AREG(LVTTHMR), AREG(LVTPC), AREG(LVT0), AREG(LVT1), AREG(LVTERR), \
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AREG(TMICT), AREG(TMCCT), AREG(TDCR), AREG(SELF_IPI), AREG(EFEAT), \
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AREG(ECTRL)
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/*
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* Tracepoint for apic access.
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*/
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TRACE_EVENT(kvm_apic,
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TP_PROTO(unsigned int rw, unsigned int reg, unsigned int val),
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TP_ARGS(rw, reg, val),
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TP_STRUCT__entry(
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__field( unsigned int, rw )
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__field( unsigned int, reg )
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__field( unsigned int, val )
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),
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TP_fast_assign(
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__entry->rw = rw;
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__entry->reg = reg;
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__entry->val = val;
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),
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TP_printk("apic_%s %s = 0x%x",
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__entry->rw ? "write" : "read",
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__print_symbolic(__entry->reg, kvm_trace_symbol_apic),
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__entry->val)
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);
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#define trace_kvm_apic_read(reg, val) trace_kvm_apic(0, reg, val)
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#define trace_kvm_apic_write(reg, val) trace_kvm_apic(1, reg, val)
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/*
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* Tracepoint for kvm guest exit:
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*/
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TRACE_EVENT(kvm_exit,
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TP_PROTO(unsigned int exit_reason, unsigned long guest_rip),
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TP_ARGS(exit_reason, guest_rip),
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TP_STRUCT__entry(
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__field( unsigned int, exit_reason )
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__field( unsigned long, guest_rip )
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),
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TP_fast_assign(
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__entry->exit_reason = exit_reason;
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__entry->guest_rip = guest_rip;
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),
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TP_printk("reason %s rip 0x%lx",
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ftrace_print_symbols_seq(p, __entry->exit_reason,
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kvm_x86_ops->exit_reasons_str),
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__entry->guest_rip)
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);
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/*
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* Tracepoint for kvm interrupt injection:
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*/
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TRACE_EVENT(kvm_inj_virq,
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TP_PROTO(unsigned int irq),
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TP_ARGS(irq),
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TP_STRUCT__entry(
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__field( unsigned int, irq )
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),
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TP_fast_assign(
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__entry->irq = irq;
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),
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TP_printk("irq %u", __entry->irq)
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);
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/*
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* Tracepoint for page fault.
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*/
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TRACE_EVENT(kvm_page_fault,
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TP_PROTO(unsigned long fault_address, unsigned int error_code),
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TP_ARGS(fault_address, error_code),
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TP_STRUCT__entry(
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__field( unsigned long, fault_address )
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__field( unsigned int, error_code )
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),
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TP_fast_assign(
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__entry->fault_address = fault_address;
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__entry->error_code = error_code;
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),
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TP_printk("address %lx error_code %x",
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__entry->fault_address, __entry->error_code)
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);
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/*
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* Tracepoint for guest MSR access.
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*/
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TRACE_EVENT(kvm_msr,
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TP_PROTO(unsigned int rw, unsigned int ecx, unsigned long data),
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TP_ARGS(rw, ecx, data),
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TP_STRUCT__entry(
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__field( unsigned int, rw )
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__field( unsigned int, ecx )
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__field( unsigned long, data )
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),
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TP_fast_assign(
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__entry->rw = rw;
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__entry->ecx = ecx;
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__entry->data = data;
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),
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TP_printk("msr_%s %x = 0x%lx",
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__entry->rw ? "write" : "read",
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__entry->ecx, __entry->data)
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);
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#define trace_kvm_msr_read(ecx, data) trace_kvm_msr(0, ecx, data)
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#define trace_kvm_msr_write(ecx, data) trace_kvm_msr(1, ecx, data)
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/*
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* Tracepoint for guest CR access.
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*/
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TRACE_EVENT(kvm_cr,
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TP_PROTO(unsigned int rw, unsigned int cr, unsigned long val),
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TP_ARGS(rw, cr, val),
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TP_STRUCT__entry(
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__field( unsigned int, rw )
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__field( unsigned int, cr )
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__field( unsigned long, val )
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),
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TP_fast_assign(
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__entry->rw = rw;
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__entry->cr = cr;
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__entry->val = val;
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),
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TP_printk("cr_%s %x = 0x%lx",
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__entry->rw ? "write" : "read",
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__entry->cr, __entry->val)
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);
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#define trace_kvm_cr_read(cr, val) trace_kvm_cr(0, cr, val)
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#define trace_kvm_cr_write(cr, val) trace_kvm_cr(1, cr, val)
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TRACE_EVENT(kvm_pic_set_irq,
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TP_PROTO(__u8 chip, __u8 pin, __u8 elcr, __u8 imr, bool coalesced),
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TP_ARGS(chip, pin, elcr, imr, coalesced),
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TP_STRUCT__entry(
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__field( __u8, chip )
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__field( __u8, pin )
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__field( __u8, elcr )
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__field( __u8, imr )
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__field( bool, coalesced )
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),
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TP_fast_assign(
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__entry->chip = chip;
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__entry->pin = pin;
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__entry->elcr = elcr;
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__entry->imr = imr;
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__entry->coalesced = coalesced;
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),
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TP_printk("chip %u pin %u (%s%s)%s",
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__entry->chip, __entry->pin,
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(__entry->elcr & (1 << __entry->pin)) ? "level":"edge",
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(__entry->imr & (1 << __entry->pin)) ? "|masked":"",
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__entry->coalesced ? " (coalesced)" : "")
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);
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#define kvm_apic_dst_shorthand \
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{0x0, "dst"}, \
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{0x1, "self"}, \
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{0x2, "all"}, \
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{0x3, "all-but-self"}
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TRACE_EVENT(kvm_apic_ipi,
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TP_PROTO(__u32 icr_low, __u32 dest_id),
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TP_ARGS(icr_low, dest_id),
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TP_STRUCT__entry(
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__field( __u32, icr_low )
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__field( __u32, dest_id )
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),
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TP_fast_assign(
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__entry->icr_low = icr_low;
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__entry->dest_id = dest_id;
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),
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TP_printk("dst %x vec %u (%s|%s|%s|%s|%s)",
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__entry->dest_id, (u8)__entry->icr_low,
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__print_symbolic((__entry->icr_low >> 8 & 0x7),
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kvm_deliver_mode),
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(__entry->icr_low & (1<<11)) ? "logical" : "physical",
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(__entry->icr_low & (1<<14)) ? "assert" : "de-assert",
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(__entry->icr_low & (1<<15)) ? "level" : "edge",
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__print_symbolic((__entry->icr_low >> 18 & 0x3),
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kvm_apic_dst_shorthand))
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);
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TRACE_EVENT(kvm_apic_accept_irq,
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TP_PROTO(__u32 apicid, __u16 dm, __u8 tm, __u8 vec, bool coalesced),
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TP_ARGS(apicid, dm, tm, vec, coalesced),
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TP_STRUCT__entry(
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__field( __u32, apicid )
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__field( __u16, dm )
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__field( __u8, tm )
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__field( __u8, vec )
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__field( bool, coalesced )
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),
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TP_fast_assign(
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__entry->apicid = apicid;
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__entry->dm = dm;
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__entry->tm = tm;
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__entry->vec = vec;
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__entry->coalesced = coalesced;
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),
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TP_printk("apicid %x vec %u (%s|%s)%s",
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__entry->apicid, __entry->vec,
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__print_symbolic((__entry->dm >> 8 & 0x7), kvm_deliver_mode),
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__entry->tm ? "level" : "edge",
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__entry->coalesced ? " (coalesced)" : "")
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);
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#endif /* _TRACE_KVM_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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