linux/tools/perf/util/kvm-stat.h
Jiri Olsa 63503dba87 perf evlist: Rename struct perf_evlist to struct evlist
Rename struct perf_evlist to struct evlist, so we don't have a name
clash when we add struct perf_evlist in libperf.

Committer notes:

Added fixes to build on arm64, from Jiri and from me
(tools/perf/util/cs-etm.c)

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20190721112506.12306-6-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2019-07-29 18:34:42 -03:00

149 lines
3.2 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_KVM_STAT_H
#define __PERF_KVM_STAT_H
#include "../perf.h"
#include "tool.h"
#include "stat.h"
struct evsel;
struct evlist;
struct perf_session;
struct event_key {
#define INVALID_KEY (~0ULL)
u64 key;
int info;
struct exit_reasons_table *exit_reasons;
};
struct kvm_event_stats {
u64 time;
struct stats stats;
};
struct kvm_event {
struct list_head hash_entry;
struct rb_node rb;
struct event_key key;
struct kvm_event_stats total;
#define DEFAULT_VCPU_NUM 8
int max_vcpu;
struct kvm_event_stats *vcpu;
};
typedef int (*key_cmp_fun)(struct kvm_event*, struct kvm_event*, int);
struct kvm_event_key {
const char *name;
key_cmp_fun key;
};
struct perf_kvm_stat;
struct child_event_ops {
void (*get_key)(struct evsel *evsel,
struct perf_sample *sample,
struct event_key *key);
const char *name;
};
struct kvm_events_ops {
bool (*is_begin_event)(struct evsel *evsel,
struct perf_sample *sample,
struct event_key *key);
bool (*is_end_event)(struct evsel *evsel,
struct perf_sample *sample, struct event_key *key);
struct child_event_ops *child_ops;
void (*decode_key)(struct perf_kvm_stat *kvm, struct event_key *key,
char *decode);
const char *name;
};
struct exit_reasons_table {
unsigned long exit_code;
const char *reason;
};
#define EVENTS_BITS 12
#define EVENTS_CACHE_SIZE (1UL << EVENTS_BITS)
struct perf_kvm_stat {
struct perf_tool tool;
struct record_opts opts;
struct evlist *evlist;
struct perf_session *session;
const char *file_name;
const char *report_event;
const char *sort_key;
int trace_vcpu;
struct exit_reasons_table *exit_reasons;
const char *exit_reasons_isa;
struct kvm_events_ops *events_ops;
key_cmp_fun compare;
struct list_head kvm_events_cache[EVENTS_CACHE_SIZE];
u64 total_time;
u64 total_count;
u64 lost_events;
u64 duration;
struct intlist *pid_list;
struct rb_root result;
int timerfd;
unsigned int display_time;
bool live;
bool force;
};
struct kvm_reg_events_ops {
const char *name;
struct kvm_events_ops *ops;
};
void exit_event_get_key(struct evsel *evsel,
struct perf_sample *sample,
struct event_key *key);
bool exit_event_begin(struct evsel *evsel,
struct perf_sample *sample,
struct event_key *key);
bool exit_event_end(struct evsel *evsel,
struct perf_sample *sample,
struct event_key *key);
void exit_event_decode_key(struct perf_kvm_stat *kvm,
struct event_key *key,
char *decode);
bool kvm_exit_event(struct evsel *evsel);
bool kvm_entry_event(struct evsel *evsel);
int setup_kvm_events_tp(struct perf_kvm_stat *kvm);
#define define_exit_reasons_table(name, symbols) \
static struct exit_reasons_table name[] = { \
symbols, { -1, NULL } \
}
/*
* arch specific callbacks and data structures
*/
int cpu_isa_init(struct perf_kvm_stat *kvm, const char *cpuid);
extern const char *kvm_events_tp[];
extern struct kvm_reg_events_ops kvm_reg_events_ops[];
extern const char * const kvm_skip_events[];
extern const char *vcpu_id_str;
extern const int decode_str_len;
extern const char *kvm_exit_reason;
extern const char *kvm_entry_trace;
extern const char *kvm_exit_trace;
#endif /* __PERF_KVM_STAT_H */