1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __PERF_KVM_STAT_H
3 #define __PERF_KVM_STAT_H
13 #define INVALID_KEY (~0ULL)
16 struct exit_reasons_table *exit_reasons;
19 struct kvm_event_stats {
25 struct list_head hash_entry;
30 struct kvm_event_stats total;
32 #define DEFAULT_VCPU_NUM 8
34 struct kvm_event_stats *vcpu;
37 typedef int (*key_cmp_fun)(struct kvm_event*, struct kvm_event*, int);
39 struct kvm_event_key {
46 struct child_event_ops {
47 void (*get_key)(struct perf_evsel *evsel,
48 struct perf_sample *sample,
49 struct event_key *key);
53 struct 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,
65 struct exit_reasons_table {
66 unsigned long exit_code;
70 #define EVENTS_BITS 12
71 #define EVENTS_CACHE_SIZE (1UL << EVENTS_BITS)
73 struct perf_kvm_stat {
74 struct perf_tool tool;
75 struct record_opts opts;
76 struct perf_evlist *evlist;
77 struct perf_session *session;
79 const char *file_name;
80 const char *report_event;
84 struct exit_reasons_table *exit_reasons;
85 const char *exit_reasons_isa;
87 struct kvm_events_ops *events_ops;
89 struct list_head kvm_events_cache[EVENTS_CACHE_SIZE];
96 struct intlist *pid_list;
98 struct rb_root result;
101 unsigned int display_time;
106 struct kvm_reg_events_ops {
108 struct kvm_events_ops *ops;
111 void exit_event_get_key(struct perf_evsel *evsel,
112 struct perf_sample *sample,
113 struct event_key *key);
114 bool exit_event_begin(struct perf_evsel *evsel,
115 struct perf_sample *sample,
116 struct event_key *key);
117 bool exit_event_end(struct perf_evsel *evsel,
118 struct perf_sample *sample,
119 struct event_key *key);
120 void exit_event_decode_key(struct perf_kvm_stat *kvm,
121 struct event_key *key,
124 bool kvm_exit_event(struct perf_evsel *evsel);
125 bool kvm_entry_event(struct perf_evsel *evsel);
126 int setup_kvm_events_tp(struct perf_kvm_stat *kvm);
128 #define define_exit_reasons_table(name, symbols) \
129 static struct exit_reasons_table name[] = { \
130 symbols, { -1, NULL } \
134 * arch specific callbacks and data structures
136 int cpu_isa_init(struct perf_kvm_stat *kvm, const char *cpuid);
138 extern const char *kvm_events_tp[];
139 extern struct kvm_reg_events_ops kvm_reg_events_ops[];
140 extern const char * const kvm_skip_events[];
141 extern const char *vcpu_id_str;
142 extern const int decode_str_len;
143 extern const char *kvm_exit_reason;
144 extern const char *kvm_entry_trace;
145 extern const char *kvm_exit_trace;
147 #endif /* __PERF_KVM_STAT_H */