1
2#ifndef __PERF_KVM_STAT_H
3#define __PERF_KVM_STAT_H
4
5#include "../perf.h"
6#include "evsel.h"
7#include "evlist.h"
8#include "session.h"
9#include "tool.h"
10#include "stat.h"
11
12struct event_key {
13 #define INVALID_KEY (~0ULL)
14 u64 key;
15 int info;
16 struct exit_reasons_table *exit_reasons;
17};
18
19struct kvm_event_stats {
20 u64 time;
21 struct stats stats;
22};
23
24struct kvm_event {
25 struct list_head hash_entry;
26 struct rb_node rb;
27
28 struct event_key key;
29
30 struct kvm_event_stats total;
31
32 #define DEFAULT_VCPU_NUM 8
33 int max_vcpu;
34 struct kvm_event_stats *vcpu;
35};
36
37typedef int (*key_cmp_fun)(struct kvm_event*, struct kvm_event*, int);
38
39struct kvm_event_key {
40 const char *name;
41 key_cmp_fun key;
42};
43
44struct perf_kvm_stat;
45
46struct child_event_ops {
47 void (*get_key)(struct perf_evsel *evsel,
48 struct perf_sample *sample,
49 struct event_key *key);
50 const char *name;
51};
52
53struct kvm_events_ops {
54 bool (*is_begin_event)(struct perf_evsel *evsel,
55 struct perf_sample *sample,
56 struct event_key *key);
57 bool (*is_end_event)(struct perf_evsel *evsel,
58 struct perf_sample *sample, struct event_key *key);
59 struct child_event_ops *child_ops;
60 void (*decode_key)(struct perf_kvm_stat *kvm, struct event_key *key,
61 char *decode);
62 const char *name;
63};
64
65struct exit_reasons_table {
66 unsigned long exit_code;
67 const char *reason;
68};
69
70#define EVENTS_BITS 12
71#define EVENTS_CACHE_SIZE (1UL << EVENTS_BITS)
72
73struct perf_kvm_stat {
74 struct perf_tool tool;
75 struct record_opts opts;
76 struct perf_evlist *evlist;
77 struct perf_session *session;
78
79 const char *file_name;
80 const char *report_event;
81 const char *sort_key;
82 int trace_vcpu;
83
84 struct exit_reasons_table *exit_reasons;
85 const char *exit_reasons_isa;
86
87 struct kvm_events_ops *events_ops;
88 key_cmp_fun compare;
89 struct list_head kvm_events_cache[EVENTS_CACHE_SIZE];
90
91 u64 total_time;
92 u64 total_count;
93 u64 lost_events;
94 u64 duration;
95
96 struct intlist *pid_list;
97
98 struct rb_root result;
99
100 int timerfd;
101 unsigned int display_time;
102 bool live;
103 bool force;
104};
105
106struct kvm_reg_events_ops {
107 const char *name;
108 struct kvm_events_ops *ops;
109};
110
111void exit_event_get_key(struct perf_evsel *evsel,
112 struct perf_sample *sample,
113 struct event_key *key);
114bool exit_event_begin(struct perf_evsel *evsel,
115 struct perf_sample *sample,
116 struct event_key *key);
117bool exit_event_end(struct perf_evsel *evsel,
118 struct perf_sample *sample,
119 struct event_key *key);
120void exit_event_decode_key(struct perf_kvm_stat *kvm,
121 struct event_key *key,
122 char *decode);
123
124bool kvm_exit_event(struct perf_evsel *evsel);
125bool kvm_entry_event(struct perf_evsel *evsel);
126int setup_kvm_events_tp(struct perf_kvm_stat *kvm);
127
128#define define_exit_reasons_table(name, symbols) \
129 static struct exit_reasons_table name[] = { \
130 symbols, { -1, NULL } \
131 }
132
133
134
135
136int cpu_isa_init(struct perf_kvm_stat *kvm, const char *cpuid);
137
138extern const char *kvm_events_tp[];
139extern struct kvm_reg_events_ops kvm_reg_events_ops[];
140extern const char * const kvm_skip_events[];
141extern const char *vcpu_id_str;
142extern const int decode_str_len;
143extern const char *kvm_exit_reason;
144extern const char *kvm_entry_trace;
145extern const char *kvm_exit_trace;
146
147#endif
148
