Eric Lee / smarc-fsl-linux-kernel

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tools/perf/util/kvm-stat.h 3.21 KB
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9daa81239   Alexander Yarygin   perf kvm: Move ar... 
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  #ifndef __PERF_KVM_STAT_H
  #define __PERF_KVM_STAT_H
  
  #include "../perf.h"
  #include "evsel.h"
  #include "evlist.h"
  #include "session.h"
  #include "tool.h"
  #include "stat.h"
  
  struct event_key {
  	#define INVALID_KEY     (~0ULL)
  	u64 key;
  	int info;
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  	struct exit_reasons_table *exit_reasons;
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  };
  
  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;
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  struct child_event_ops {
  	void (*get_key)(struct perf_evsel *evsel,
  			struct perf_sample *sample,
  			struct event_key *key);
  	const char *name;
  };
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  struct kvm_events_ops {
  	bool (*is_begin_event)(struct perf_evsel *evsel,
  			       struct perf_sample *sample,
  			       struct event_key *key);
  	bool (*is_end_event)(struct perf_evsel *evsel,
  			     struct perf_sample *sample, struct event_key *key);
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  	struct child_event_ops *child_ops;
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  	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 perf_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;
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  	struct intlist *pid_list;
  
  	struct rb_root result;
  
  	int timerfd;
  	unsigned int display_time;
  	bool live;
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  	bool force;
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  };
  
  struct kvm_reg_events_ops {
  	const char *name;
  	struct kvm_events_ops *ops;
  };
  
  void exit_event_get_key(struct perf_evsel *evsel,
  			struct perf_sample *sample,
  			struct event_key *key);
  bool exit_event_begin(struct perf_evsel *evsel,
  		      struct perf_sample *sample,
  		      struct event_key *key);
  bool exit_event_end(struct perf_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 perf_evsel *evsel);
  bool kvm_entry_event(struct perf_evsel *evsel);
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  int setup_kvm_events_tp(struct perf_kvm_stat *kvm);
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  #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);
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  extern const char *kvm_events_tp[];
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  extern struct kvm_reg_events_ops kvm_reg_events_ops[];
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  extern const char * const kvm_skip_events[];
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  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;
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  #endif /* __PERF_KVM_STAT_H */