/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_KVM_STAT_H #define __PERF_KVM_STAT_H #ifdef HAVE_KVM_STAT_SUPPORT #include "tool.h" #include "stat.h" #include "record.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 /* HAVE_KVM_STAT_SUPPORT */ extern int kvm_add_default_arch_event(int *argc, const char **argv); #endif /* __PERF_KVM_STAT_H */