1 #ifndef __PERF_SESSION_H 2 #define __PERF_SESSION_H 3 4 #include "hist.h" 5 #include "event.h" 6 #include "header.h" 7 #include "machine.h" 8 #include "symbol.h" 9 #include "thread.h" 10 #include "data.h" 11 #include <linux/rbtree.h> 12 #include <linux/perf_event.h> 13 14 struct sample_queue; 15 struct ip_callchain; 16 struct thread; 17 18 struct ordered_samples { 19 u64 last_flush; 20 u64 next_flush; 21 u64 max_timestamp; 22 struct list_head samples; 23 struct list_head sample_cache; 24 struct list_head to_free; 25 struct sample_queue *sample_buffer; 26 struct sample_queue *last_sample; 27 int sample_buffer_idx; 28 unsigned int nr_samples; 29 }; 30 31 struct perf_session { 32 struct perf_header header; 33 struct machines machines; 34 struct perf_evlist *evlist; 35 struct pevent *pevent; 36 struct events_stats stats; 37 bool repipe; 38 struct ordered_samples ordered_samples; 39 struct perf_data_file *file; 40 }; 41 42 #define PRINT_IP_OPT_IP (1<<0) 43 #define PRINT_IP_OPT_SYM (1<<1) 44 #define PRINT_IP_OPT_DSO (1<<2) 45 #define PRINT_IP_OPT_SYMOFFSET (1<<3) 46 #define PRINT_IP_OPT_ONELINE (1<<4) 47 48 struct perf_tool; 49 50 struct perf_session *perf_session__new(struct perf_data_file *file, 51 bool repipe, struct perf_tool *tool); 52 void perf_session__delete(struct perf_session *session); 53 54 void perf_event_header__bswap(struct perf_event_header *hdr); 55 56 int __perf_session__process_events(struct perf_session *session, 57 u64 data_offset, u64 data_size, u64 size, 58 struct perf_tool *tool); 59 int perf_session__process_events(struct perf_session *session, 60 struct perf_tool *tool); 61 62 int perf_session_queue_event(struct perf_session *s, union perf_event *event, 63 struct perf_sample *sample, u64 file_offset); 64 65 void perf_tool__fill_defaults(struct perf_tool *tool); 66 67 int perf_session__resolve_callchain(struct perf_session *session, 68 struct perf_evsel *evsel, 69 struct thread *thread, 70 struct ip_callchain *chain, 71 struct symbol **parent); 72 73 bool perf_session__has_traces(struct perf_session *session, const char *msg); 74 75 void mem_bswap_64(void *src, int byte_size); 76 void mem_bswap_32(void *src, int byte_size); 77 void perf_event__attr_swap(struct perf_event_attr *attr); 78 79 int perf_session__create_kernel_maps(struct perf_session *session); 80 81 void perf_session__set_id_hdr_size(struct perf_session *session); 82 83 static inline 84 struct machine *perf_session__find_machine(struct perf_session *session, pid_t pid) 85 { 86 return machines__find(&session->machines, pid); 87 } 88 89 static inline 90 struct machine *perf_session__findnew_machine(struct perf_session *session, pid_t pid) 91 { 92 return machines__findnew(&session->machines, pid); 93 } 94 95 struct thread *perf_session__findnew(struct perf_session *session, pid_t pid); 96 size_t perf_session__fprintf(struct perf_session *session, FILE *fp); 97 98 size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp); 99 100 size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp, 101 bool (fn)(struct dso *dso, int parm), int parm); 102 103 size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp); 104 105 struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session, 106 unsigned int type); 107 108 void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event, 109 struct perf_sample *sample, struct machine *machine, 110 unsigned int print_opts, unsigned int stack_depth); 111 112 int perf_session__cpu_bitmap(struct perf_session *session, 113 const char *cpu_list, unsigned long *cpu_bitmap); 114 115 void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full); 116 117 struct perf_evsel_str_handler; 118 119 int __perf_session__set_tracepoints_handlers(struct perf_session *session, 120 const struct perf_evsel_str_handler *assocs, 121 size_t nr_assocs); 122 123 #define perf_session__set_tracepoints_handlers(session, array) \ 124 __perf_session__set_tracepoints_handlers(session, array, ARRAY_SIZE(array)) 125 126 extern volatile int session_done; 127 128 #define session_done() (*(volatile int *)(&session_done)) 129 #endif /* __PERF_SESSION_H */ 130