kvm-stat.c File Reference

#include <errno.h>
#include "../../util/kvm-stat.h"
#include <asm/svm.h>
#include <asm/vmx.h>
#include <asm/kvm.h>

Include dependency graph for kvm-stat.c:

Go to the source code of this file.

Macros
#define	KVM_TRACE_MMIO_READ_UNSATISFIED   0
#define	KVM_TRACE_MMIO_READ   1
#define	KVM_TRACE_MMIO_WRITE   2

Functions
	define_exit_reasons_table (vmx_exit_reasons, VMX_EXIT_REASONS)
	define_exit_reasons_table (svm_exit_reasons, SVM_EXIT_REASONS)
static void	mmio_event_get_key (struct perf_evsel *evsel, struct perf_sample *sample, struct event_key *key)
static bool	mmio_event_begin (struct perf_evsel *evsel, struct perf_sample *sample, struct event_key *key)
static bool	mmio_event_end (struct perf_evsel *evsel, struct perf_sample *sample, struct event_key *key)
static void	mmio_event_decode_key (struct perf_kvm_stat *kvm __maybe_unused, struct event_key *key, char *decode)
static void	ioport_event_get_key (struct perf_evsel *evsel, struct perf_sample *sample, struct event_key *key)
static bool	ioport_event_begin (struct perf_evsel *evsel, struct perf_sample *sample, struct event_key *key)
static bool	ioport_event_end (struct perf_evsel *evsel, struct perf_sample *sample __maybe_unused, struct event_key *key __maybe_unused)
static void	ioport_event_decode_key (struct perf_kvm_stat *kvm __maybe_unused, struct event_key *key, char *decode)
int	cpu_isa_init (struct perf_kvm_stat *kvm, const char *cpuid)

Variables
static struct kvm_events_ops	exit_events
const char *	vcpu_id_str = "vcpu_id"
const int	decode_str_len = 20
const char *	kvm_exit_reason = "exit_reason"
const char *	kvm_entry_trace = "kvm:kvm_entry"
const char *	kvm_exit_trace = "kvm:kvm_exit"
static struct kvm_events_ops	mmio_events
static struct kvm_events_ops	ioport_events
const char *	kvm_events_tp []
struct kvm_reg_events_ops	kvm_reg_events_ops []
const char *const	kvm_skip_events []

Macro Definition Documentation

KVM_TRACE_MMIO_READ

#define KVM_TRACE_MMIO_READ   1

Definition at line 37 of file kvm-stat.c.

KVM_TRACE_MMIO_READ_UNSATISFIED

#define KVM_TRACE_MMIO_READ_UNSATISFIED   0

Definition at line 36 of file kvm-stat.c.

KVM_TRACE_MMIO_WRITE

#define KVM_TRACE_MMIO_WRITE   2

Definition at line 38 of file kvm-stat.c.

Function Documentation

cpu_isa_init()

int cpu_isa_init	(	struct perf_kvm_stat *	kvm,
		const char *	cpuid
	)

Definition at line 154 of file kvm-stat.c.

define_exit_reasons_table() [1/2]

define_exit_reasons_table	(	vmx_exit_reasons	,
		VMX_EXIT_REASONS
	)

define_exit_reasons_table() [2/2]

define_exit_reasons_table	(	svm_exit_reasons	,
		SVM_EXIT_REASONS
	)

ioport_event_begin()

static bool ioport_event_begin ( struct perf_evsel *  evsel, struct perf_sample *  sample, struct event_key *  key  )

static

Definition at line 99 of file kvm-stat.c.

Here is the call graph for this function:

ioport_event_decode_key()

static void ioport_event_decode_key ( struct perf_kvm_stat *kvm  __maybe_unused, struct event_key *  key, char *  decode  )

static

Definition at line 118 of file kvm-stat.c.

ioport_event_end()

static bool ioport_event_end ( struct perf_evsel *  evsel, struct perf_sample *sample  __maybe_unused, struct event_key *key  __maybe_unused  )

static

Definition at line 111 of file kvm-stat.c.

Here is the call graph for this function:

ioport_event_get_key()

static void ioport_event_get_key ( struct perf_evsel *  evsel, struct perf_sample *  sample, struct event_key *  key  )

static

Definition at line 91 of file kvm-stat.c.

Here is the call graph for this function:

mmio_event_begin()

static bool mmio_event_begin ( struct perf_evsel *  evsel, struct perf_sample *  sample, struct event_key *  key  )

static

Definition at line 40 of file kvm-stat.c.

Here is the call graph for this function:

mmio_event_decode_key()

static void mmio_event_decode_key ( struct perf_kvm_stat *kvm  __maybe_unused, struct event_key *  key, char *  decode  )

static

Definition at line 74 of file kvm-stat.c.

mmio_event_end()

static bool mmio_event_end ( struct perf_evsel *  evsel, struct perf_sample *  sample, struct event_key *  key  )

static

Definition at line 57 of file kvm-stat.c.

Here is the call graph for this function:

mmio_event_get_key()

static void mmio_event_get_key ( struct perf_evsel *  evsel, struct perf_sample *  sample, struct event_key *  key  )

static

Definition at line 29 of file kvm-stat.c.

Here is the call graph for this function:

Variable Documentation

decode_str_len

const int decode_str_len = 20

Definition at line 19 of file kvm-stat.c.

exit_events

struct kvm_events_ops exit_events

static

Initial value:

= {
    .is_begin_event = exit_event_begin,
    .is_end_event = exit_event_end,
    .decode_key = exit_event_decode_key,
    .name = "VM-EXIT"
}

Definition at line 11 of file kvm-stat.c.

ioport_events

struct kvm_events_ops ioport_events

static

Initial value:

= {
    .is_begin_event = ioport_event_begin,
    .is_end_event = ioport_event_end,
    .decode_key = ioport_event_decode_key,
    .name = "IO Port Access"
}

Definition at line 127 of file kvm-stat.c.

kvm_entry_trace

const char* kvm_entry_trace = "kvm:kvm_entry"

Definition at line 21 of file kvm-stat.c.

kvm_events_tp

const char* kvm_events_tp[]

Initial value:

= {
    "kvm:kvm_entry",
    "kvm:kvm_exit",
    "kvm:kvm_mmio",
    "kvm:kvm_pio",
    NULL,
}

Definition at line 134 of file kvm-stat.c.

kvm_exit_reason

const char* kvm_exit_reason = "exit_reason"

Definition at line 20 of file kvm-stat.c.

kvm_exit_trace

const char* kvm_exit_trace = "kvm:kvm_exit"

Definition at line 22 of file kvm-stat.c.

kvm_reg_events_ops

struct kvm_reg_events_ops kvm_reg_events_ops[]

Initial value:

= {
    { .name = "vmexit", .ops = &exit_events },
    { .name = "mmio", .ops = &mmio_events },
    { .name = "ioport", .ops = &ioport_events },
    { NULL, NULL },
}

Definition at line 142 of file kvm-stat.c.

kvm_skip_events

const char* const kvm_skip_events[]

Initial value:

= {
    "HLT",
    NULL,
}

Definition at line 149 of file kvm-stat.c.

mmio_events

struct kvm_events_ops mmio_events

static

Initial value:

= {
    .is_begin_event = mmio_event_begin,
    .is_end_event = mmio_event_end,
    .decode_key = mmio_event_decode_key,
    .name = "MMIO Access"
}

Definition at line 83 of file kvm-stat.c.

vcpu_id_str

const char* vcpu_id_str = "vcpu_id"

Definition at line 18 of file kvm-stat.c.