1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __PERF_KVM_STAT_H
3 #define __PERF_KVM_STAT_H
14 #define INVALID_KEY (~0ULL)
17 struct exit_reasons_table *exit_reasons;
20 struct kvm_event_stats {
26 struct list_head hash_entry;
31 struct kvm_event_stats total;
33 #define DEFAULT_VCPU_NUM 8
35 struct kvm_event_stats *vcpu;
38 typedef int (*key_cmp_fun)(struct kvm_event*, struct kvm_event*, int);
40 struct kvm_event_key {
47 struct child_event_ops {
48 void (*get_key)(struct evsel *evsel,
49 struct perf_sample *sample,
50 struct event_key *key);
54 struct kvm_events_ops {
55 bool (*is_begin_event)(struct evsel *evsel,
56 struct perf_sample *sample,
57 struct event_key *key);
58 bool (*is_end_event)(struct evsel *evsel,
59 struct perf_sample *sample, struct event_key *key);
60 struct child_event_ops *child_ops;
61 void (*decode_key)(struct perf_kvm_stat *kvm, struct event_key *key,
66 struct exit_reasons_table {
67 unsigned long exit_code;
71 #define EVENTS_BITS 12
72 #define EVENTS_CACHE_SIZE (1UL << EVENTS_BITS)
74 struct perf_kvm_stat {
75 struct perf_tool tool;
76 struct record_opts opts;
77 struct evlist *evlist;
78 struct perf_session *session;
80 const char *file_name;
81 const char *report_event;
85 struct exit_reasons_table *exit_reasons;
86 const char *exit_reasons_isa;
88 struct kvm_events_ops *events_ops;
90 struct list_head kvm_events_cache[EVENTS_CACHE_SIZE];
97 struct intlist *pid_list;
99 struct rb_root result;
102 unsigned int display_time;
107 struct kvm_reg_events_ops {
109 struct kvm_events_ops *ops;
112 void exit_event_get_key(struct evsel *evsel,
113 struct perf_sample *sample,
114 struct event_key *key);
115 bool exit_event_begin(struct evsel *evsel,
116 struct perf_sample *sample,
117 struct event_key *key);
118 bool exit_event_end(struct evsel *evsel,
119 struct perf_sample *sample,
120 struct event_key *key);
121 void exit_event_decode_key(struct perf_kvm_stat *kvm,
122 struct event_key *key,
125 bool kvm_exit_event(struct evsel *evsel);
126 bool kvm_entry_event(struct evsel *evsel);
127 int setup_kvm_events_tp(struct perf_kvm_stat *kvm);
129 #define define_exit_reasons_table(name, symbols) \
130 static struct exit_reasons_table name[] = { \
131 symbols, { -1, NULL } \
135 * arch specific callbacks and data structures
137 int cpu_isa_init(struct perf_kvm_stat *kvm, const char *cpuid);
139 extern const char *kvm_events_tp[];
140 extern struct kvm_reg_events_ops kvm_reg_events_ops[];
141 extern const char * const kvm_skip_events[];
142 extern const char *vcpu_id_str;
143 extern const int decode_str_len;
144 extern const char *kvm_exit_reason;
145 extern const char *kvm_entry_trace;
146 extern const char *kvm_exit_trace;
148 #endif /* __PERF_KVM_STAT_H */