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kernel/linux-imx6_3.14.28/tools/perf/util/session.h 3.85 KB
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  #ifndef __PERF_SESSION_H
  #define __PERF_SESSION_H
  
  #include "trace-event.h"
  #include "hist.h"
  #include "event.h"
  #include "header.h"
  #include "machine.h"
  #include "symbol.h"
  #include "thread.h"
  #include "data.h"
  #include <linux/rbtree.h>
  #include <linux/perf_event.h>
  
  struct sample_queue;
  struct ip_callchain;
  struct thread;
  
  struct ordered_samples {
  	u64			last_flush;
  	u64			next_flush;
  	u64			max_timestamp;
  	struct list_head	samples;
  	struct list_head	sample_cache;
  	struct list_head	to_free;
  	struct sample_queue	*sample_buffer;
  	struct sample_queue	*last_sample;
  	int			sample_buffer_idx;
  	unsigned int		nr_samples;
  };
  
  struct perf_session {
  	struct perf_header	header;
  	struct machines		machines;
  	struct perf_evlist	*evlist;
  	struct trace_event	tevent;
  	struct events_stats	stats;
  	bool			repipe;
  	struct ordered_samples	ordered_samples;
  	struct perf_data_file	*file;
  };
  
  #define PRINT_IP_OPT_IP		(1<<0)
  #define PRINT_IP_OPT_SYM		(1<<1)
  #define PRINT_IP_OPT_DSO		(1<<2)
  #define PRINT_IP_OPT_SYMOFFSET	(1<<3)
  #define PRINT_IP_OPT_ONELINE	(1<<4)
  #define PRINT_IP_OPT_SRCLINE	(1<<5)
  
  struct perf_tool;
  
  struct perf_session *perf_session__new(struct perf_data_file *file,
  				       bool repipe, struct perf_tool *tool);
  void perf_session__delete(struct perf_session *session);
  
  void perf_event_header__bswap(struct perf_event_header *hdr);
  
  int __perf_session__process_events(struct perf_session *session,
  				   u64 data_offset, u64 data_size, u64 size,
  				   struct perf_tool *tool);
  int perf_session__process_events(struct perf_session *session,
  				 struct perf_tool *tool);
  
  int perf_session_queue_event(struct perf_session *s, union perf_event *event,
  			     struct perf_sample *sample, u64 file_offset);
  
  void perf_tool__fill_defaults(struct perf_tool *tool);
  
  int perf_session__resolve_callchain(struct perf_session *session,
  				    struct perf_evsel *evsel,
  				    struct thread *thread,
  				    struct ip_callchain *chain,
  				    struct symbol **parent);
  
  bool perf_session__has_traces(struct perf_session *session, const char *msg);
  
  void perf_event__attr_swap(struct perf_event_attr *attr);
  
  int perf_session__create_kernel_maps(struct perf_session *session);
  
  void perf_session__set_id_hdr_size(struct perf_session *session);
  
  static inline
  struct machine *perf_session__find_machine(struct perf_session *session, pid_t pid)
  {
  	return machines__find(&session->machines, pid);
  }
  
  static inline
  struct machine *perf_session__findnew_machine(struct perf_session *session, pid_t pid)
  {
  	return machines__findnew(&session->machines, pid);
  }
  
  struct thread *perf_session__findnew(struct perf_session *session, pid_t pid);
  size_t perf_session__fprintf(struct perf_session *session, FILE *fp);
  
  size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp);
  
  size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,
  					  bool (fn)(struct dso *dso, int parm), int parm);
  
  size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp);
  
  struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session,
  					    unsigned int type);
  
  void perf_evsel__print_ip(struct perf_evsel *evsel, struct perf_sample *sample,
  			  struct addr_location *al,
  			  unsigned int print_opts, unsigned int stack_depth);
  
  int perf_session__cpu_bitmap(struct perf_session *session,
  			     const char *cpu_list, unsigned long *cpu_bitmap);
  
  void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full);
  
  struct perf_evsel_str_handler;
  
  int __perf_session__set_tracepoints_handlers(struct perf_session *session,
  					     const struct perf_evsel_str_handler *assocs,
  					     size_t nr_assocs);
  
  #define perf_session__set_tracepoints_handlers(session, array) \
  	__perf_session__set_tracepoints_handlers(session, array, ARRAY_SIZE(array))
  
  extern volatile int session_done;
  
  #define session_done()	(*(volatile int *)(&session_done))
  #endif /* __PERF_SESSION_H */