406 lines
9.0 KiB
C
406 lines
9.0 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#if !defined(_TRACE_KVM_MAIN_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_KVM_MAIN_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 ERSN(x) { KVM_EXIT_##x, "KVM_EXIT_" #x }
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#define kvm_trace_exit_reason \
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ERSN(UNKNOWN), ERSN(EXCEPTION), ERSN(IO), ERSN(HYPERCALL), \
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ERSN(DEBUG), ERSN(HLT), ERSN(MMIO), ERSN(IRQ_WINDOW_OPEN), \
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ERSN(SHUTDOWN), ERSN(FAIL_ENTRY), ERSN(INTR), ERSN(SET_TPR), \
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ERSN(TPR_ACCESS), ERSN(S390_SIEIC), ERSN(S390_RESET), ERSN(DCR),\
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ERSN(NMI), ERSN(INTERNAL_ERROR), ERSN(OSI), ERSN(PAPR_HCALL), \
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ERSN(S390_UCONTROL), ERSN(WATCHDOG), ERSN(S390_TSCH), ERSN(EPR),\
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ERSN(SYSTEM_EVENT), ERSN(S390_STSI), ERSN(IOAPIC_EOI), \
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ERSN(HYPERV)
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TRACE_EVENT(kvm_userspace_exit,
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TP_PROTO(__u32 reason, int errno),
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TP_ARGS(reason, errno),
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TP_STRUCT__entry(
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__field( __u32, reason )
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__field( int, errno )
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),
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TP_fast_assign(
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__entry->reason = reason;
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__entry->errno = errno;
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),
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TP_printk("reason %s (%d)",
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__entry->errno < 0 ?
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(__entry->errno == -EINTR ? "restart" : "error") :
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__print_symbolic(__entry->reason, kvm_trace_exit_reason),
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__entry->errno < 0 ? -__entry->errno : __entry->reason)
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);
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TRACE_EVENT(kvm_vcpu_wakeup,
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TP_PROTO(__u64 ns, bool waited, bool valid),
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TP_ARGS(ns, waited, valid),
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TP_STRUCT__entry(
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__field( __u64, ns )
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__field( bool, waited )
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__field( bool, valid )
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),
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TP_fast_assign(
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__entry->ns = ns;
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__entry->waited = waited;
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__entry->valid = valid;
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),
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TP_printk("%s time %lld ns, polling %s",
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__entry->waited ? "wait" : "poll",
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__entry->ns,
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__entry->valid ? "valid" : "invalid")
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);
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#if defined(CONFIG_HAVE_KVM_IRQFD)
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TRACE_EVENT(kvm_set_irq,
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TP_PROTO(unsigned int gsi, int level, int irq_source_id),
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TP_ARGS(gsi, level, irq_source_id),
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TP_STRUCT__entry(
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__field( unsigned int, gsi )
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__field( int, level )
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__field( int, irq_source_id )
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),
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TP_fast_assign(
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__entry->gsi = gsi;
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__entry->level = level;
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__entry->irq_source_id = irq_source_id;
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),
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TP_printk("gsi %u level %d source %d",
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__entry->gsi, __entry->level, __entry->irq_source_id)
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);
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#endif /* defined(CONFIG_HAVE_KVM_IRQFD) */
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#if defined(__KVM_HAVE_IOAPIC)
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#define kvm_deliver_mode \
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{0x0, "Fixed"}, \
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{0x1, "LowPrio"}, \
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{0x2, "SMI"}, \
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{0x3, "Res3"}, \
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{0x4, "NMI"}, \
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{0x5, "INIT"}, \
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{0x6, "SIPI"}, \
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{0x7, "ExtINT"}
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TRACE_EVENT(kvm_ioapic_set_irq,
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TP_PROTO(__u64 e, int pin, bool coalesced),
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TP_ARGS(e, pin, coalesced),
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TP_STRUCT__entry(
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__field( __u64, e )
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__field( int, pin )
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__field( bool, coalesced )
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),
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TP_fast_assign(
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__entry->e = e;
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__entry->pin = pin;
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__entry->coalesced = coalesced;
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),
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TP_printk("pin %u dst %x vec %u (%s|%s|%s%s)%s",
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__entry->pin, (u8)(__entry->e >> 56), (u8)__entry->e,
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__print_symbolic((__entry->e >> 8 & 0x7), kvm_deliver_mode),
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(__entry->e & (1<<11)) ? "logical" : "physical",
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(__entry->e & (1<<15)) ? "level" : "edge",
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(__entry->e & (1<<16)) ? "|masked" : "",
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__entry->coalesced ? " (coalesced)" : "")
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);
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TRACE_EVENT(kvm_ioapic_delayed_eoi_inj,
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TP_PROTO(__u64 e),
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TP_ARGS(e),
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TP_STRUCT__entry(
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__field( __u64, e )
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),
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TP_fast_assign(
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__entry->e = e;
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),
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TP_printk("dst %x vec %u (%s|%s|%s%s)",
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(u8)(__entry->e >> 56), (u8)__entry->e,
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__print_symbolic((__entry->e >> 8 & 0x7), kvm_deliver_mode),
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(__entry->e & (1<<11)) ? "logical" : "physical",
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(__entry->e & (1<<15)) ? "level" : "edge",
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(__entry->e & (1<<16)) ? "|masked" : "")
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);
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TRACE_EVENT(kvm_msi_set_irq,
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TP_PROTO(__u64 address, __u64 data),
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TP_ARGS(address, data),
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TP_STRUCT__entry(
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__field( __u64, address )
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__field( __u64, data )
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),
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TP_fast_assign(
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__entry->address = address;
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__entry->data = data;
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),
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TP_printk("dst %llx vec %u (%s|%s|%s%s)",
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(u8)(__entry->address >> 12) | ((__entry->address >> 32) & 0xffffff00),
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(u8)__entry->data,
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__print_symbolic((__entry->data >> 8 & 0x7), kvm_deliver_mode),
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(__entry->address & (1<<2)) ? "logical" : "physical",
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(__entry->data & (1<<15)) ? "level" : "edge",
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(__entry->address & (1<<3)) ? "|rh" : "")
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);
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#define kvm_irqchips \
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{KVM_IRQCHIP_PIC_MASTER, "PIC master"}, \
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{KVM_IRQCHIP_PIC_SLAVE, "PIC slave"}, \
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{KVM_IRQCHIP_IOAPIC, "IOAPIC"}
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#endif /* defined(__KVM_HAVE_IOAPIC) */
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#if defined(CONFIG_HAVE_KVM_IRQFD)
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#ifdef kvm_irqchips
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#define kvm_ack_irq_string "irqchip %s pin %u"
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#define kvm_ack_irq_parm __print_symbolic(__entry->irqchip, kvm_irqchips), __entry->pin
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#else
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#define kvm_ack_irq_string "irqchip %d pin %u"
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#define kvm_ack_irq_parm __entry->irqchip, __entry->pin
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#endif
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TRACE_EVENT(kvm_ack_irq,
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TP_PROTO(unsigned int irqchip, unsigned int pin),
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TP_ARGS(irqchip, pin),
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TP_STRUCT__entry(
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__field( unsigned int, irqchip )
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__field( unsigned int, pin )
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),
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TP_fast_assign(
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__entry->irqchip = irqchip;
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__entry->pin = pin;
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),
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TP_printk(kvm_ack_irq_string, kvm_ack_irq_parm)
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);
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#endif /* defined(CONFIG_HAVE_KVM_IRQFD) */
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#define KVM_TRACE_MMIO_READ_UNSATISFIED 0
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#define KVM_TRACE_MMIO_READ 1
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#define KVM_TRACE_MMIO_WRITE 2
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#define kvm_trace_symbol_mmio \
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{ KVM_TRACE_MMIO_READ_UNSATISFIED, "unsatisfied-read" }, \
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{ KVM_TRACE_MMIO_READ, "read" }, \
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{ KVM_TRACE_MMIO_WRITE, "write" }
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TRACE_EVENT(kvm_mmio,
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TP_PROTO(int type, int len, u64 gpa, void *val),
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TP_ARGS(type, len, gpa, val),
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TP_STRUCT__entry(
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__field( u32, type )
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__field( u32, len )
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__field( u64, gpa )
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__field( u64, val )
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),
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TP_fast_assign(
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__entry->type = type;
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__entry->len = len;
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__entry->gpa = gpa;
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__entry->val = 0;
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if (val)
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memcpy(&__entry->val, val,
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min_t(u32, sizeof(__entry->val), len));
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),
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TP_printk("mmio %s len %u gpa 0x%llx val 0x%llx",
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__print_symbolic(__entry->type, kvm_trace_symbol_mmio),
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__entry->len, __entry->gpa, __entry->val)
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);
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#define kvm_fpu_load_symbol \
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{0, "unload"}, \
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{1, "load"}
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TRACE_EVENT(kvm_fpu,
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TP_PROTO(int load),
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TP_ARGS(load),
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TP_STRUCT__entry(
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__field( u32, load )
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),
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TP_fast_assign(
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__entry->load = load;
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),
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TP_printk("%s", __print_symbolic(__entry->load, kvm_fpu_load_symbol))
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);
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TRACE_EVENT(kvm_age_page,
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TP_PROTO(ulong gfn, int level, struct kvm_memory_slot *slot, int ref),
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TP_ARGS(gfn, level, slot, ref),
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TP_STRUCT__entry(
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__field( u64, hva )
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__field( u64, gfn )
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__field( u8, level )
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__field( u8, referenced )
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),
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TP_fast_assign(
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__entry->gfn = gfn;
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__entry->level = level;
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__entry->hva = ((gfn - slot->base_gfn) <<
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PAGE_SHIFT) + slot->userspace_addr;
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__entry->referenced = ref;
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),
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TP_printk("hva %llx gfn %llx level %u %s",
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__entry->hva, __entry->gfn, __entry->level,
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__entry->referenced ? "YOUNG" : "OLD")
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);
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#ifdef CONFIG_KVM_ASYNC_PF
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DECLARE_EVENT_CLASS(kvm_async_get_page_class,
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TP_PROTO(u64 gva, u64 gfn),
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TP_ARGS(gva, gfn),
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TP_STRUCT__entry(
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__field(__u64, gva)
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__field(u64, gfn)
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),
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TP_fast_assign(
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__entry->gva = gva;
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__entry->gfn = gfn;
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),
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TP_printk("gva = %#llx, gfn = %#llx", __entry->gva, __entry->gfn)
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);
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DEFINE_EVENT(kvm_async_get_page_class, kvm_try_async_get_page,
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TP_PROTO(u64 gva, u64 gfn),
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TP_ARGS(gva, gfn)
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);
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DEFINE_EVENT(kvm_async_get_page_class, kvm_async_pf_doublefault,
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TP_PROTO(u64 gva, u64 gfn),
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TP_ARGS(gva, gfn)
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);
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DECLARE_EVENT_CLASS(kvm_async_pf_nopresent_ready,
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TP_PROTO(u64 token, u64 gva),
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TP_ARGS(token, gva),
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TP_STRUCT__entry(
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__field(__u64, token)
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__field(__u64, gva)
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),
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TP_fast_assign(
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__entry->token = token;
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__entry->gva = gva;
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),
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TP_printk("token %#llx gva %#llx", __entry->token, __entry->gva)
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);
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DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_not_present,
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TP_PROTO(u64 token, u64 gva),
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TP_ARGS(token, gva)
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);
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DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_ready,
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TP_PROTO(u64 token, u64 gva),
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TP_ARGS(token, gva)
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);
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TRACE_EVENT(
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kvm_async_pf_completed,
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TP_PROTO(unsigned long address, u64 gva),
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TP_ARGS(address, gva),
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TP_STRUCT__entry(
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__field(unsigned long, address)
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__field(u64, gva)
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),
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TP_fast_assign(
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__entry->address = address;
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__entry->gva = gva;
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),
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TP_printk("gva %#llx address %#lx", __entry->gva,
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__entry->address)
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);
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#endif
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TRACE_EVENT(kvm_halt_poll_ns,
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TP_PROTO(bool grow, unsigned int vcpu_id, unsigned int new,
|
||
|
|
unsigned int old),
|
||
|
|
TP_ARGS(grow, vcpu_id, new, old),
|
||
|
|
|
||
|
|
TP_STRUCT__entry(
|
||
|
|
__field(bool, grow)
|
||
|
|
__field(unsigned int, vcpu_id)
|
||
|
|
__field(unsigned int, new)
|
||
|
|
__field(unsigned int, old)
|
||
|
|
),
|
||
|
|
|
||
|
|
TP_fast_assign(
|
||
|
|
__entry->grow = grow;
|
||
|
|
__entry->vcpu_id = vcpu_id;
|
||
|
|
__entry->new = new;
|
||
|
|
__entry->old = old;
|
||
|
|
),
|
||
|
|
|
||
|
|
TP_printk("vcpu %u: halt_poll_ns %u (%s %u)",
|
||
|
|
__entry->vcpu_id,
|
||
|
|
__entry->new,
|
||
|
|
__entry->grow ? "grow" : "shrink",
|
||
|
|
__entry->old)
|
||
|
|
);
|
||
|
|
|
||
|
|
#define trace_kvm_halt_poll_ns_grow(vcpu_id, new, old) \
|
||
|
|
trace_kvm_halt_poll_ns(true, vcpu_id, new, old)
|
||
|
|
#define trace_kvm_halt_poll_ns_shrink(vcpu_id, new, old) \
|
||
|
|
trace_kvm_halt_poll_ns(false, vcpu_id, new, old)
|
||
|
|
|
||
|
|
#endif /* _TRACE_KVM_MAIN_H */
|
||
|
|
|
||
|
|
/* This part must be outside protection */
|
||
|
|
#include <trace/define_trace.h>
|