merged, thanks!

* Mohamad Gebai ([email protected]) wrote:
> Signed-off-by: Mohamad Gebai <[email protected]>
> ---
>  .../events/mainline/arch/x86/kvm/mmutrace.h        |  285 +++++++
>  .../events/mainline/arch/x86/kvm/trace.h           |  828 
> ++++++++++++++++++++
>  2 files changed, 1113 insertions(+)
>  create mode 100644 instrumentation/events/mainline/arch/x86/kvm/mmutrace.h
>  create mode 100644 instrumentation/events/mainline/arch/x86/kvm/trace.h
> 
> diff --git a/instrumentation/events/mainline/arch/x86/kvm/mmutrace.h 
> b/instrumentation/events/mainline/arch/x86/kvm/mmutrace.h
> new file mode 100644
> index 0000000..b8f6172
> --- /dev/null
> +++ b/instrumentation/events/mainline/arch/x86/kvm/mmutrace.h
> @@ -0,0 +1,285 @@
> +#if !defined(_TRACE_KVMMMU_H) || defined(TRACE_HEADER_MULTI_READ)
> +#define _TRACE_KVMMMU_H
> +
> +#include <linux/tracepoint.h>
> +#include <linux/ftrace_event.h>
> +
> +#undef TRACE_SYSTEM
> +#define TRACE_SYSTEM kvmmmu
> +
> +#define KVM_MMU_PAGE_FIELDS \
> +     __field(__u64, gfn) \
> +     __field(__u32, role) \
> +     __field(__u32, root_count) \
> +     __field(bool, unsync)
> +
> +#define KVM_MMU_PAGE_ASSIGN(sp)                           \
> +     __entry->gfn = sp->gfn;                      \
> +     __entry->role = sp->role.word;               \
> +     __entry->root_count = sp->root_count;        \
> +     __entry->unsync = sp->unsync;
> +
> +#define KVM_MMU_PAGE_PRINTK() ({                                     \
> +     const char *ret = p->buffer + p->len;                           \
> +     static const char *access_str[] = {                             \
> +             "---", "--x", "w--", "w-x", "-u-", "-ux", "wu-", "wux"  \
> +     };                                                              \
> +     union kvm_mmu_page_role role;                                   \
> +                                                                     \
> +     role.word = __entry->role;                                      \
> +                                                                     \
> +     trace_seq_printf(p, "sp gfn %llx %u%s q%u%s %s%s"               \
> +                      " %snxe root %u %s%c",                         \
> +                      __entry->gfn, role.level,                      \
> +                      role.cr4_pae ? " pae" : "",                    \
> +                      role.quadrant,                                 \
> +                      role.direct ? " direct" : "",                  \
> +                      access_str[role.access],                       \
> +                      role.invalid ? " invalid" : "",                \
> +                      role.nxe ? "" : "!",                           \
> +                      __entry->root_count,                           \
> +                      __entry->unsync ? "unsync" : "sync", 0);       \
> +     ret;                                                            \
> +             })
> +
> +#define kvm_mmu_trace_pferr_flags       \
> +     { PFERR_PRESENT_MASK, "P" },    \
> +     { PFERR_WRITE_MASK, "W" },      \
> +     { PFERR_USER_MASK, "U" },       \
> +     { PFERR_RSVD_MASK, "RSVD" },    \
> +     { PFERR_FETCH_MASK, "F" }
> +
> +/*
> + * A pagetable walk has started
> + */
> +TRACE_EVENT(
> +     kvm_mmu_pagetable_walk,
> +     TP_PROTO(u64 addr, u32 pferr),
> +     TP_ARGS(addr, pferr),
> +
> +     TP_STRUCT__entry(
> +             __field(__u64, addr)
> +             __field(__u32, pferr)
> +     ),
> +
> +     TP_fast_assign(
> +             __entry->addr = addr;
> +             __entry->pferr = pferr;
> +     ),
> +
> +     TP_printk("addr %llx pferr %x %s", __entry->addr, __entry->pferr,
> +               __print_flags(__entry->pferr, "|", kvm_mmu_trace_pferr_flags))
> +);
> +
> +
> +/* We just walked a paging element */
> +TRACE_EVENT(
> +     kvm_mmu_paging_element,
> +     TP_PROTO(u64 pte, int level),
> +     TP_ARGS(pte, level),
> +
> +     TP_STRUCT__entry(
> +             __field(__u64, pte)
> +             __field(__u32, level)
> +             ),
> +
> +     TP_fast_assign(
> +             __entry->pte = pte;
> +             __entry->level = level;
> +             ),
> +
> +     TP_printk("pte %llx level %u", __entry->pte, __entry->level)
> +);
> +
> +DECLARE_EVENT_CLASS(kvm_mmu_set_bit_class,
> +
> +     TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size),
> +
> +     TP_ARGS(table_gfn, index, size),
> +
> +     TP_STRUCT__entry(
> +             __field(__u64, gpa)
> +     ),
> +
> +     TP_fast_assign(
> +             __entry->gpa = ((u64)table_gfn << PAGE_SHIFT)
> +                             + index * size;
> +             ),
> +
> +     TP_printk("gpa %llx", __entry->gpa)
> +);
> +
> +/* We set a pte accessed bit */
> +DEFINE_EVENT(kvm_mmu_set_bit_class, kvm_mmu_set_accessed_bit,
> +
> +     TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size),
> +
> +     TP_ARGS(table_gfn, index, size)
> +);
> +
> +/* We set a pte dirty bit */
> +DEFINE_EVENT(kvm_mmu_set_bit_class, kvm_mmu_set_dirty_bit,
> +
> +     TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size),
> +
> +     TP_ARGS(table_gfn, index, size)
> +);
> +
> +TRACE_EVENT(
> +     kvm_mmu_walker_error,
> +     TP_PROTO(u32 pferr),
> +     TP_ARGS(pferr),
> +
> +     TP_STRUCT__entry(
> +             __field(__u32, pferr)
> +             ),
> +
> +     TP_fast_assign(
> +             __entry->pferr = pferr;
> +             ),
> +
> +     TP_printk("pferr %x %s", __entry->pferr,
> +               __print_flags(__entry->pferr, "|", kvm_mmu_trace_pferr_flags))
> +);
> +
> +TRACE_EVENT(
> +     kvm_mmu_get_page,
> +     TP_PROTO(struct kvm_mmu_page *sp, bool created),
> +     TP_ARGS(sp, created),
> +
> +     TP_STRUCT__entry(
> +             KVM_MMU_PAGE_FIELDS
> +             __field(bool, created)
> +             ),
> +
> +     TP_fast_assign(
> +             KVM_MMU_PAGE_ASSIGN(sp)
> +             __entry->created = created;
> +             ),
> +
> +     TP_printk("%s %s", KVM_MMU_PAGE_PRINTK(),
> +               __entry->created ? "new" : "existing")
> +);
> +
> +DECLARE_EVENT_CLASS(kvm_mmu_page_class,
> +
> +     TP_PROTO(struct kvm_mmu_page *sp),
> +     TP_ARGS(sp),
> +
> +     TP_STRUCT__entry(
> +             KVM_MMU_PAGE_FIELDS
> +     ),
> +
> +     TP_fast_assign(
> +             KVM_MMU_PAGE_ASSIGN(sp)
> +     ),
> +
> +     TP_printk("%s", KVM_MMU_PAGE_PRINTK())
> +);
> +
> +DEFINE_EVENT(kvm_mmu_page_class, kvm_mmu_sync_page,
> +     TP_PROTO(struct kvm_mmu_page *sp),
> +
> +     TP_ARGS(sp)
> +);
> +
> +DEFINE_EVENT(kvm_mmu_page_class, kvm_mmu_unsync_page,
> +     TP_PROTO(struct kvm_mmu_page *sp),
> +
> +     TP_ARGS(sp)
> +);
> +
> +DEFINE_EVENT(kvm_mmu_page_class, kvm_mmu_prepare_zap_page,
> +     TP_PROTO(struct kvm_mmu_page *sp),
> +
> +     TP_ARGS(sp)
> +);
> +
> +TRACE_EVENT(
> +     mark_mmio_spte,
> +     TP_PROTO(u64 *sptep, gfn_t gfn, unsigned access),
> +     TP_ARGS(sptep, gfn, access),
> +
> +     TP_STRUCT__entry(
> +             __field(void *, sptep)
> +             __field(gfn_t, gfn)
> +             __field(unsigned, access)
> +     ),
> +
> +     TP_fast_assign(
> +             __entry->sptep = sptep;
> +             __entry->gfn = gfn;
> +             __entry->access = access;
> +     ),
> +
> +     TP_printk("sptep:%p gfn %llx access %x", __entry->sptep, __entry->gfn,
> +               __entry->access)
> +);
> +
> +TRACE_EVENT(
> +     handle_mmio_page_fault,
> +     TP_PROTO(u64 addr, gfn_t gfn, unsigned access),
> +     TP_ARGS(addr, gfn, access),
> +
> +     TP_STRUCT__entry(
> +             __field(u64, addr)
> +             __field(gfn_t, gfn)
> +             __field(unsigned, access)
> +     ),
> +
> +     TP_fast_assign(
> +             __entry->addr = addr;
> +             __entry->gfn = gfn;
> +             __entry->access = access;
> +     ),
> +
> +     TP_printk("addr:%llx gfn %llx access %x", __entry->addr, __entry->gfn,
> +               __entry->access)
> +);
> +
> +#define __spte_satisfied(__spte)                             \
> +     (__entry->retry && is_writable_pte(__entry->__spte))
> +
> +TRACE_EVENT(
> +     fast_page_fault,
> +     TP_PROTO(struct kvm_vcpu *vcpu, gva_t gva, u32 error_code,
> +              u64 *sptep, u64 old_spte, bool retry),
> +     TP_ARGS(vcpu, gva, error_code, sptep, old_spte, retry),
> +
> +     TP_STRUCT__entry(
> +             __field(int, vcpu_id)
> +             __field(gva_t, gva)
> +             __field(u32, error_code)
> +             __field(u64 *, sptep)
> +             __field(u64, old_spte)
> +             __field(u64, new_spte)
> +             __field(bool, retry)
> +     ),
> +
> +     TP_fast_assign(
> +             __entry->vcpu_id = vcpu->vcpu_id;
> +             __entry->gva = gva;
> +             __entry->error_code = error_code;
> +             __entry->sptep = sptep;
> +             __entry->old_spte = old_spte;
> +             __entry->new_spte = *sptep;
> +             __entry->retry = retry;
> +     ),
> +
> +     TP_printk("vcpu %d gva %lx error_code %s sptep %p old %#llx"
> +               " new %llx spurious %d fixed %d", __entry->vcpu_id,
> +               __entry->gva, __print_flags(__entry->error_code, "|",
> +               kvm_mmu_trace_pferr_flags), __entry->sptep,
> +               __entry->old_spte, __entry->new_spte,
> +               __spte_satisfied(old_spte), __spte_satisfied(new_spte)
> +     )
> +);
> +#endif /* _TRACE_KVMMMU_H */
> +
> +#undef TRACE_INCLUDE_PATH
> +#define TRACE_INCLUDE_PATH .
> +#undef TRACE_INCLUDE_FILE
> +#define TRACE_INCLUDE_FILE mmutrace
> +
> +/* This part must be outside protection */
> +#include <trace/define_trace.h>
> diff --git a/instrumentation/events/mainline/arch/x86/kvm/trace.h 
> b/instrumentation/events/mainline/arch/x86/kvm/trace.h
> new file mode 100644
> index 0000000..fe5e00e
> --- /dev/null
> +++ b/instrumentation/events/mainline/arch/x86/kvm/trace.h
> @@ -0,0 +1,828 @@
> +#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>
> +#include <asm/clocksource.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")
> +);
> +
> +#ifdef CONFIG_X86_64
> +
> +#define host_clocks                                  \
> +     {VCLOCK_NONE, "none"},                          \
> +     {VCLOCK_TSC,  "tsc"},                           \
> +     {VCLOCK_HPET, "hpet"}                           \
> +
> +TRACE_EVENT(kvm_update_master_clock,
> +     TP_PROTO(bool use_master_clock, unsigned int host_clock, bool 
> offset_matched),
> +     TP_ARGS(use_master_clock, host_clock, offset_matched),
> +
> +     TP_STRUCT__entry(
> +             __field(                bool,   use_master_clock        )
> +             __field(        unsigned int,   host_clock              )
> +             __field(                bool,   offset_matched          )
> +     ),
> +
> +     TP_fast_assign(
> +             __entry->use_master_clock       = use_master_clock;
> +             __entry->host_clock             = host_clock;
> +             __entry->offset_matched         = offset_matched;
> +     ),
> +
> +     TP_printk("masterclock %d hostclock %s offsetmatched %u",
> +               __entry->use_master_clock,
> +               __print_symbolic(__entry->host_clock, host_clocks),
> +               __entry->offset_matched)
> +);
> +
> +TRACE_EVENT(kvm_track_tsc,
> +     TP_PROTO(unsigned int vcpu_id, unsigned int nr_matched,
> +              unsigned int online_vcpus, bool use_master_clock,
> +              unsigned int host_clock),
> +     TP_ARGS(vcpu_id, nr_matched, online_vcpus, use_master_clock,
> +             host_clock),
> +
> +     TP_STRUCT__entry(
> +             __field(        unsigned int,   vcpu_id                 )
> +             __field(        unsigned int,   nr_vcpus_matched_tsc    )
> +             __field(        unsigned int,   online_vcpus            )
> +             __field(        bool,           use_master_clock        )
> +             __field(        unsigned int,   host_clock              )
> +     ),
> +
> +     TP_fast_assign(
> +             __entry->vcpu_id                = vcpu_id;
> +             __entry->nr_vcpus_matched_tsc   = nr_matched;
> +             __entry->online_vcpus           = online_vcpus;
> +             __entry->use_master_clock       = use_master_clock;
> +             __entry->host_clock             = host_clock;
> +     ),
> +
> +     TP_printk("vcpu_id %u masterclock %u offsetmatched %u nr_online %u"
> +               " hostclock %s",
> +               __entry->vcpu_id, __entry->use_master_clock,
> +               __entry->nr_vcpus_matched_tsc, __entry->online_vcpus,
> +               __print_symbolic(__entry->host_clock, host_clocks))
> +);
> +
> +#endif /* CONFIG_X86_64 */
> +
> +#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>
> -- 
> 1.7.10.4
> 
> 
> _______________________________________________
> lttng-dev mailing list
> [email protected]
> http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev

-- 
Mathieu Desnoyers
EfficiOS Inc.
http://www.efficios.com

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