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 <linux/rbtree.h> 11 #include <linux/perf_event.h> 12 13 struct sample_queue; 14 struct ip_callchain; 15 struct thread; 16 17 struct ordered_samples { 18 u64 last_flush; 19 u64 next_flush; 20 u64 max_timestamp; 21 struct list_head samples; 22 struct list_head sample_cache; 23 struct list_head to_free; 24 struct sample_queue *sample_buffer; 25 struct sample_queue *last_sample; 26 int sample_buffer_idx; 27 unsigned int nr_samples; 28 }; 29 30 struct perf_session { 31 struct perf_header header; 32 unsigned long size; 33 struct machines machines; 34 struct perf_evlist *evlist; 35 struct pevent *pevent; 36 struct events_stats stats; 37 int fd; 38 bool fd_pipe; 39 bool repipe; 40 struct ordered_samples ordered_samples; 41 char filename[1]; 42 }; 43 44 #define PRINT_IP_OPT_IP (1<<0) 45 #define PRINT_IP_OPT_SYM (1<<1) 46 #define PRINT_IP_OPT_DSO (1<<2) 47 #define PRINT_IP_OPT_SYMOFFSET (1<<3) 48 #define PRINT_IP_OPT_ONELINE (1<<4) 49 50 struct perf_tool; 51 52 struct perf_session *perf_session__new(const char *filename, int mode, 53 bool force, bool repipe, 54 struct perf_tool *tool); 55 void perf_session__delete(struct perf_session *session); 56 57 void perf_event_header__bswap(struct perf_event_header *self); 58 59 int __perf_session__process_events(struct perf_session *self, 60 u64 data_offset, u64 data_size, u64 size, 61 struct perf_tool *tool); 62 int perf_session__process_events(struct perf_session *self, 63 struct perf_tool *tool); 64 65 int perf_session_queue_event(struct perf_session *s, union perf_event *event, 66 struct perf_sample *sample, u64 file_offset); 67 68 void perf_tool__fill_defaults(struct perf_tool *tool); 69 70 int perf_session__resolve_callchain(struct perf_session *self, struct perf_evsel *evsel, 71 struct thread *thread, 72 struct ip_callchain *chain, 73 struct symbol **parent); 74 75 bool perf_session__has_traces(struct perf_session *self, const char *msg); 76 77 void mem_bswap_64(void *src, int byte_size); 78 void mem_bswap_32(void *src, int byte_size); 79 void perf_event__attr_swap(struct perf_event_attr *attr); 80 81 int perf_session__create_kernel_maps(struct perf_session *self); 82 83 void perf_session__set_id_hdr_size(struct perf_session *session); 84 85 static inline 86 struct machine *perf_session__find_machine(struct perf_session *self, pid_t pid) 87 { 88 return machines__find(&self->machines, pid); 89 } 90 91 static inline 92 struct machine *perf_session__findnew_machine(struct perf_session *self, pid_t pid) 93 { 94 return machines__findnew(&self->machines, pid); 95 } 96 97 struct thread *perf_session__findnew(struct perf_session *self, pid_t pid); 98 size_t perf_session__fprintf(struct perf_session *self, FILE *fp); 99 100 size_t perf_session__fprintf_dsos(struct perf_session *self, FILE *fp); 101 102 size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp, 103 bool (fn)(struct dso *dso, int parm), int parm); 104 105 size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp); 106 107 struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session, 108 unsigned int type); 109 110 void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event, 111 struct perf_sample *sample, struct machine *machine, 112 unsigned int print_opts, unsigned int stack_depth); 113 114 int perf_session__cpu_bitmap(struct perf_session *session, 115 const char *cpu_list, unsigned long *cpu_bitmap); 116 117 void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full); 118 119 struct perf_evsel_str_handler; 120 121 int __perf_session__set_tracepoints_handlers(struct perf_session *session, 122 const struct perf_evsel_str_handler *assocs, 123 size_t nr_assocs); 124 125 #define perf_session__set_tracepoints_handlers(session, array) \ 126 __perf_session__set_tracepoints_handlers(session, array, ARRAY_SIZE(array)) 127 128 extern volatile int session_done; 129 130 #define session_done() (*(volatile int *)(&session_done)) 131 #endif /* __PERF_SESSION_H */ 132