1 #ifndef __PERF_HIST_H 2 #define __PERF_HIST_H 3 4 #include <linux/types.h> 5 #include "callchain.h" 6 7 extern struct callchain_param callchain_param; 8 9 struct hist_entry; 10 struct addr_location; 11 struct symbol; 12 struct rb_root; 13 14 struct objdump_line { 15 struct list_head node; 16 s64 offset; 17 char *line; 18 }; 19 20 void objdump_line__free(struct objdump_line *self); 21 struct objdump_line *objdump__get_next_ip_line(struct list_head *head, 22 struct objdump_line *pos); 23 24 struct sym_hist { 25 u64 sum; 26 u64 ip[0]; 27 }; 28 29 struct sym_ext { 30 struct rb_node node; 31 double percent; 32 char *path; 33 }; 34 35 struct sym_priv { 36 struct sym_hist *hist; 37 struct sym_ext *ext; 38 }; 39 40 /* 41 * The kernel collects the number of events it couldn't send in a stretch and 42 * when possible sends this number in a PERF_RECORD_LOST event. The number of 43 * such "chunks" of lost events is stored in .nr_events[PERF_EVENT_LOST] while 44 * total_lost tells exactly how many events the kernel in fact lost, i.e. it is 45 * the sum of all struct lost_event.lost fields reported. 46 * 47 * The total_period is needed because by default auto-freq is used, so 48 * multipling nr_events[PERF_EVENT_SAMPLE] by a frequency isn't possible to get 49 * the total number of low level events, it is necessary to to sum all struct 50 * sample_event.period and stash the result in total_period. 51 */ 52 struct events_stats { 53 u64 total_period; 54 u64 total_lost; 55 u64 total_invalid_chains; 56 u32 nr_events[PERF_RECORD_HEADER_MAX]; 57 u32 nr_unknown_events; 58 u32 nr_invalid_chains; 59 }; 60 61 enum hist_column { 62 HISTC_SYMBOL, 63 HISTC_DSO, 64 HISTC_THREAD, 65 HISTC_COMM, 66 HISTC_PARENT, 67 HISTC_CPU, 68 HISTC_NR_COLS, /* Last entry */ 69 }; 70 71 struct hists { 72 struct rb_node rb_node; 73 struct rb_root entries; 74 u64 nr_entries; 75 struct events_stats stats; 76 u64 config; 77 u64 event_stream; 78 u32 type; 79 u16 col_len[HISTC_NR_COLS]; 80 }; 81 82 struct hist_entry *__hists__add_entry(struct hists *self, 83 struct addr_location *al, 84 struct symbol *parent, u64 period); 85 extern int64_t hist_entry__cmp(struct hist_entry *, struct hist_entry *); 86 extern int64_t hist_entry__collapse(struct hist_entry *, struct hist_entry *); 87 int hist_entry__fprintf(struct hist_entry *self, struct hists *hists, 88 struct hists *pair_hists, bool show_displacement, 89 long displacement, FILE *fp, u64 total); 90 int hist_entry__snprintf(struct hist_entry *self, char *bf, size_t size, 91 struct hists *hists, struct hists *pair_hists, 92 bool show_displacement, long displacement, 93 bool color, u64 total); 94 void hist_entry__free(struct hist_entry *); 95 96 void hists__output_resort(struct hists *self); 97 void hists__collapse_resort(struct hists *self); 98 99 void hists__inc_nr_events(struct hists *self, u32 type); 100 size_t hists__fprintf_nr_events(struct hists *self, FILE *fp); 101 102 size_t hists__fprintf(struct hists *self, struct hists *pair, 103 bool show_displacement, FILE *fp); 104 105 int hist_entry__inc_addr_samples(struct hist_entry *self, u64 ip); 106 int hist_entry__annotate(struct hist_entry *self, struct list_head *head, 107 size_t privsize); 108 109 void hists__filter_by_dso(struct hists *self, const struct dso *dso); 110 void hists__filter_by_thread(struct hists *self, const struct thread *thread); 111 112 u16 hists__col_len(struct hists *self, enum hist_column col); 113 void hists__set_col_len(struct hists *self, enum hist_column col, u16 len); 114 bool hists__new_col_len(struct hists *self, enum hist_column col, u16 len); 115 116 #ifdef NO_NEWT_SUPPORT 117 static inline int hists__browse(struct hists *self __used, 118 const char *helpline __used, 119 const char *ev_name __used) 120 { 121 return 0; 122 } 123 124 static inline int hists__tui_browse_tree(struct rb_root *self __used, 125 const char *help __used) 126 { 127 return 0; 128 } 129 130 static inline int hist_entry__tui_annotate(struct hist_entry *self __used) 131 { 132 return 0; 133 } 134 #define KEY_LEFT -1 135 #define KEY_RIGHT -2 136 #else 137 #include <newt.h> 138 int hists__browse(struct hists *self, const char *helpline, 139 const char *ev_name); 140 int hist_entry__tui_annotate(struct hist_entry *self); 141 142 #define KEY_LEFT NEWT_KEY_LEFT 143 #define KEY_RIGHT NEWT_KEY_RIGHT 144 145 int hists__tui_browse_tree(struct rb_root *self, const char *help); 146 #endif 147 148 unsigned int hists__sort_list_width(struct hists *self); 149 150 #endif /* __PERF_HIST_H */ 151