1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef __PERF_KVM_STAT_H 3*4882a593Smuzhiyun #define __PERF_KVM_STAT_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #ifdef HAVE_KVM_STAT_SUPPORT 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #include "tool.h" 8*4882a593Smuzhiyun #include "stat.h" 9*4882a593Smuzhiyun #include "record.h" 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun struct evsel; 12*4882a593Smuzhiyun struct evlist; 13*4882a593Smuzhiyun struct perf_session; 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun struct event_key { 16*4882a593Smuzhiyun #define INVALID_KEY (~0ULL) 17*4882a593Smuzhiyun u64 key; 18*4882a593Smuzhiyun int info; 19*4882a593Smuzhiyun struct exit_reasons_table *exit_reasons; 20*4882a593Smuzhiyun }; 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun struct kvm_event_stats { 23*4882a593Smuzhiyun u64 time; 24*4882a593Smuzhiyun struct stats stats; 25*4882a593Smuzhiyun }; 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun struct kvm_event { 28*4882a593Smuzhiyun struct list_head hash_entry; 29*4882a593Smuzhiyun struct rb_node rb; 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun struct event_key key; 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun struct kvm_event_stats total; 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun #define DEFAULT_VCPU_NUM 8 36*4882a593Smuzhiyun int max_vcpu; 37*4882a593Smuzhiyun struct kvm_event_stats *vcpu; 38*4882a593Smuzhiyun }; 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun typedef int (*key_cmp_fun)(struct kvm_event*, struct kvm_event*, int); 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun struct kvm_event_key { 43*4882a593Smuzhiyun const char *name; 44*4882a593Smuzhiyun key_cmp_fun key; 45*4882a593Smuzhiyun }; 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun struct perf_kvm_stat; 48*4882a593Smuzhiyun 49*4882a593Smuzhiyun struct child_event_ops { 50*4882a593Smuzhiyun void (*get_key)(struct evsel *evsel, 51*4882a593Smuzhiyun struct perf_sample *sample, 52*4882a593Smuzhiyun struct event_key *key); 53*4882a593Smuzhiyun const char *name; 54*4882a593Smuzhiyun }; 55*4882a593Smuzhiyun 56*4882a593Smuzhiyun struct kvm_events_ops { 57*4882a593Smuzhiyun bool (*is_begin_event)(struct evsel *evsel, 58*4882a593Smuzhiyun struct perf_sample *sample, 59*4882a593Smuzhiyun struct event_key *key); 60*4882a593Smuzhiyun bool (*is_end_event)(struct evsel *evsel, 61*4882a593Smuzhiyun struct perf_sample *sample, struct event_key *key); 62*4882a593Smuzhiyun struct child_event_ops *child_ops; 63*4882a593Smuzhiyun void (*decode_key)(struct perf_kvm_stat *kvm, struct event_key *key, 64*4882a593Smuzhiyun char *decode); 65*4882a593Smuzhiyun const char *name; 66*4882a593Smuzhiyun }; 67*4882a593Smuzhiyun 68*4882a593Smuzhiyun struct exit_reasons_table { 69*4882a593Smuzhiyun unsigned long exit_code; 70*4882a593Smuzhiyun const char *reason; 71*4882a593Smuzhiyun }; 72*4882a593Smuzhiyun 73*4882a593Smuzhiyun #define EVENTS_BITS 12 74*4882a593Smuzhiyun #define EVENTS_CACHE_SIZE (1UL << EVENTS_BITS) 75*4882a593Smuzhiyun 76*4882a593Smuzhiyun struct perf_kvm_stat { 77*4882a593Smuzhiyun struct perf_tool tool; 78*4882a593Smuzhiyun struct record_opts opts; 79*4882a593Smuzhiyun struct evlist *evlist; 80*4882a593Smuzhiyun struct perf_session *session; 81*4882a593Smuzhiyun 82*4882a593Smuzhiyun const char *file_name; 83*4882a593Smuzhiyun const char *report_event; 84*4882a593Smuzhiyun const char *sort_key; 85*4882a593Smuzhiyun int trace_vcpu; 86*4882a593Smuzhiyun 87*4882a593Smuzhiyun struct exit_reasons_table *exit_reasons; 88*4882a593Smuzhiyun const char *exit_reasons_isa; 89*4882a593Smuzhiyun 90*4882a593Smuzhiyun struct kvm_events_ops *events_ops; 91*4882a593Smuzhiyun key_cmp_fun compare; 92*4882a593Smuzhiyun struct list_head kvm_events_cache[EVENTS_CACHE_SIZE]; 93*4882a593Smuzhiyun 94*4882a593Smuzhiyun u64 total_time; 95*4882a593Smuzhiyun u64 total_count; 96*4882a593Smuzhiyun u64 lost_events; 97*4882a593Smuzhiyun u64 duration; 98*4882a593Smuzhiyun 99*4882a593Smuzhiyun struct intlist *pid_list; 100*4882a593Smuzhiyun 101*4882a593Smuzhiyun struct rb_root result; 102*4882a593Smuzhiyun 103*4882a593Smuzhiyun int timerfd; 104*4882a593Smuzhiyun unsigned int display_time; 105*4882a593Smuzhiyun bool live; 106*4882a593Smuzhiyun bool force; 107*4882a593Smuzhiyun }; 108*4882a593Smuzhiyun 109*4882a593Smuzhiyun struct kvm_reg_events_ops { 110*4882a593Smuzhiyun const char *name; 111*4882a593Smuzhiyun struct kvm_events_ops *ops; 112*4882a593Smuzhiyun }; 113*4882a593Smuzhiyun 114*4882a593Smuzhiyun void exit_event_get_key(struct evsel *evsel, 115*4882a593Smuzhiyun struct perf_sample *sample, 116*4882a593Smuzhiyun struct event_key *key); 117*4882a593Smuzhiyun bool exit_event_begin(struct evsel *evsel, 118*4882a593Smuzhiyun struct perf_sample *sample, 119*4882a593Smuzhiyun struct event_key *key); 120*4882a593Smuzhiyun bool exit_event_end(struct evsel *evsel, 121*4882a593Smuzhiyun struct perf_sample *sample, 122*4882a593Smuzhiyun struct event_key *key); 123*4882a593Smuzhiyun void exit_event_decode_key(struct perf_kvm_stat *kvm, 124*4882a593Smuzhiyun struct event_key *key, 125*4882a593Smuzhiyun char *decode); 126*4882a593Smuzhiyun 127*4882a593Smuzhiyun bool kvm_exit_event(struct evsel *evsel); 128*4882a593Smuzhiyun bool kvm_entry_event(struct evsel *evsel); 129*4882a593Smuzhiyun int setup_kvm_events_tp(struct perf_kvm_stat *kvm); 130*4882a593Smuzhiyun 131*4882a593Smuzhiyun #define define_exit_reasons_table(name, symbols) \ 132*4882a593Smuzhiyun static struct exit_reasons_table name[] = { \ 133*4882a593Smuzhiyun symbols, { -1, NULL } \ 134*4882a593Smuzhiyun } 135*4882a593Smuzhiyun 136*4882a593Smuzhiyun /* 137*4882a593Smuzhiyun * arch specific callbacks and data structures 138*4882a593Smuzhiyun */ 139*4882a593Smuzhiyun int cpu_isa_init(struct perf_kvm_stat *kvm, const char *cpuid); 140*4882a593Smuzhiyun 141*4882a593Smuzhiyun extern const char *kvm_events_tp[]; 142*4882a593Smuzhiyun extern struct kvm_reg_events_ops kvm_reg_events_ops[]; 143*4882a593Smuzhiyun extern const char * const kvm_skip_events[]; 144*4882a593Smuzhiyun extern const char *vcpu_id_str; 145*4882a593Smuzhiyun extern const int decode_str_len; 146*4882a593Smuzhiyun extern const char *kvm_exit_reason; 147*4882a593Smuzhiyun extern const char *kvm_entry_trace; 148*4882a593Smuzhiyun extern const char *kvm_exit_trace; 149*4882a593Smuzhiyun #endif /* HAVE_KVM_STAT_SUPPORT */ 150*4882a593Smuzhiyun 151*4882a593Smuzhiyun extern int kvm_add_default_arch_event(int *argc, const char **argv); 152*4882a593Smuzhiyun #endif /* __PERF_KVM_STAT_H */ 153