1 #ifndef __PERF_HIST_H 2 #define __PERF_HIST_H 3 4 #include <linux/types.h> 5 #include <pthread.h> 6 #include "callchain.h" 7 #include "header.h" 8 #include "color.h" 9 #include "ui/progress.h" 10 11 extern struct callchain_param callchain_param; 12 13 struct hist_entry; 14 struct addr_location; 15 struct symbol; 16 17 enum hist_filter { 18 HIST_FILTER__DSO, 19 HIST_FILTER__THREAD, 20 HIST_FILTER__PARENT, 21 HIST_FILTER__SYMBOL, 22 HIST_FILTER__GUEST, 23 HIST_FILTER__HOST, 24 }; 25 26 /* 27 * The kernel collects the number of events it couldn't send in a stretch and 28 * when possible sends this number in a PERF_RECORD_LOST event. The number of 29 * such "chunks" of lost events is stored in .nr_events[PERF_EVENT_LOST] while 30 * total_lost tells exactly how many events the kernel in fact lost, i.e. it is 31 * the sum of all struct lost_event.lost fields reported. 32 * 33 * The total_period is needed because by default auto-freq is used, so 34 * multipling nr_events[PERF_EVENT_SAMPLE] by a frequency isn't possible to get 35 * the total number of low level events, it is necessary to to sum all struct 36 * sample_event.period and stash the result in total_period. 37 */ 38 struct events_stats { 39 u64 total_period; 40 u64 total_non_filtered_period; 41 u64 total_lost; 42 u64 total_invalid_chains; 43 u32 nr_events[PERF_RECORD_HEADER_MAX]; 44 u32 nr_non_filtered_samples; 45 u32 nr_lost_warned; 46 u32 nr_unknown_events; 47 u32 nr_invalid_chains; 48 u32 nr_unknown_id; 49 u32 nr_unprocessable_samples; 50 }; 51 52 enum hist_column { 53 HISTC_SYMBOL, 54 HISTC_DSO, 55 HISTC_THREAD, 56 HISTC_COMM, 57 HISTC_PARENT, 58 HISTC_CPU, 59 HISTC_SRCLINE, 60 HISTC_MISPREDICT, 61 HISTC_IN_TX, 62 HISTC_ABORT, 63 HISTC_SYMBOL_FROM, 64 HISTC_SYMBOL_TO, 65 HISTC_DSO_FROM, 66 HISTC_DSO_TO, 67 HISTC_LOCAL_WEIGHT, 68 HISTC_GLOBAL_WEIGHT, 69 HISTC_MEM_DADDR_SYMBOL, 70 HISTC_MEM_DADDR_DSO, 71 HISTC_MEM_LOCKED, 72 HISTC_MEM_TLB, 73 HISTC_MEM_LVL, 74 HISTC_MEM_SNOOP, 75 HISTC_TRANSACTION, 76 HISTC_NR_COLS, /* Last entry */ 77 }; 78 79 struct thread; 80 struct dso; 81 82 struct hists { 83 struct rb_root entries_in_array[2]; 84 struct rb_root *entries_in; 85 struct rb_root entries; 86 struct rb_root entries_collapsed; 87 u64 nr_entries; 88 u64 nr_non_filtered_entries; 89 const struct thread *thread_filter; 90 const struct dso *dso_filter; 91 const char *uid_filter_str; 92 const char *symbol_filter_str; 93 pthread_mutex_t lock; 94 struct events_stats stats; 95 u64 event_stream; 96 u16 col_len[HISTC_NR_COLS]; 97 }; 98 99 struct hist_entry *__hists__add_entry(struct hists *hists, 100 struct addr_location *al, 101 struct symbol *parent, 102 struct branch_info *bi, 103 struct mem_info *mi, u64 period, 104 u64 weight, u64 transaction); 105 int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right); 106 int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right); 107 int hist_entry__transaction_len(void); 108 int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size, 109 struct hists *hists); 110 void hist_entry__free(struct hist_entry *); 111 112 void hists__output_resort(struct hists *hists); 113 void hists__collapse_resort(struct hists *hists, struct ui_progress *prog); 114 115 void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel); 116 void hists__output_recalc_col_len(struct hists *hists, int max_rows); 117 118 u64 hists__total_period(struct hists *hists); 119 void hists__reset_stats(struct hists *hists); 120 void hists__inc_stats(struct hists *hists, struct hist_entry *h); 121 void hists__inc_nr_events(struct hists *hists, u32 type); 122 void events_stats__inc(struct events_stats *stats, u32 type); 123 size_t events_stats__fprintf(struct events_stats *stats, FILE *fp); 124 125 size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows, 126 int max_cols, float min_pcnt, FILE *fp); 127 128 void hists__filter_by_dso(struct hists *hists); 129 void hists__filter_by_thread(struct hists *hists); 130 void hists__filter_by_symbol(struct hists *hists); 131 132 static inline bool hists__has_filter(struct hists *hists) 133 { 134 return hists->thread_filter || hists->dso_filter || 135 hists->symbol_filter_str; 136 } 137 138 u16 hists__col_len(struct hists *hists, enum hist_column col); 139 void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len); 140 bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len); 141 void hists__reset_col_len(struct hists *hists); 142 void hists__calc_col_len(struct hists *hists, struct hist_entry *he); 143 144 void hists__match(struct hists *leader, struct hists *other); 145 int hists__link(struct hists *leader, struct hists *other); 146 147 struct perf_hpp { 148 char *buf; 149 size_t size; 150 const char *sep; 151 void *ptr; 152 }; 153 154 struct perf_hpp_fmt { 155 int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, 156 struct perf_evsel *evsel); 157 int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, 158 struct perf_evsel *evsel); 159 int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, 160 struct hist_entry *he); 161 int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, 162 struct hist_entry *he); 163 164 struct list_head list; 165 }; 166 167 extern struct list_head perf_hpp__list; 168 169 #define perf_hpp__for_each_format(format) \ 170 list_for_each_entry(format, &perf_hpp__list, list) 171 172 extern struct perf_hpp_fmt perf_hpp__format[]; 173 174 enum { 175 /* Matches perf_hpp__format array. */ 176 PERF_HPP__OVERHEAD, 177 PERF_HPP__OVERHEAD_SYS, 178 PERF_HPP__OVERHEAD_US, 179 PERF_HPP__OVERHEAD_GUEST_SYS, 180 PERF_HPP__OVERHEAD_GUEST_US, 181 PERF_HPP__SAMPLES, 182 PERF_HPP__PERIOD, 183 184 PERF_HPP__MAX_INDEX 185 }; 186 187 void perf_hpp__init(void); 188 void perf_hpp__column_register(struct perf_hpp_fmt *format); 189 void perf_hpp__column_enable(unsigned col); 190 191 typedef u64 (*hpp_field_fn)(struct hist_entry *he); 192 typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front); 193 typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...); 194 195 int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he, 196 hpp_field_fn get_field, hpp_callback_fn callback, 197 const char *fmt, hpp_snprint_fn print_fn, bool fmt_percent); 198 199 static inline void advance_hpp(struct perf_hpp *hpp, int inc) 200 { 201 hpp->buf += inc; 202 hpp->size -= inc; 203 } 204 205 static inline size_t perf_hpp__use_color(void) 206 { 207 return !symbol_conf.field_sep; 208 } 209 210 static inline size_t perf_hpp__color_overhead(void) 211 { 212 return perf_hpp__use_color() ? 213 (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX 214 : 0; 215 } 216 217 struct perf_evlist; 218 219 struct hist_browser_timer { 220 void (*timer)(void *arg); 221 void *arg; 222 int refresh; 223 }; 224 225 #ifdef HAVE_SLANG_SUPPORT 226 #include "../ui/keysyms.h" 227 int hist_entry__tui_annotate(struct hist_entry *he, struct perf_evsel *evsel, 228 struct hist_browser_timer *hbt); 229 230 int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help, 231 struct hist_browser_timer *hbt, 232 float min_pcnt, 233 struct perf_session_env *env); 234 int script_browse(const char *script_opt); 235 #else 236 static inline 237 int perf_evlist__tui_browse_hists(struct perf_evlist *evlist __maybe_unused, 238 const char *help __maybe_unused, 239 struct hist_browser_timer *hbt __maybe_unused, 240 float min_pcnt __maybe_unused, 241 struct perf_session_env *env __maybe_unused) 242 { 243 return 0; 244 } 245 246 static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused, 247 struct perf_evsel *evsel __maybe_unused, 248 struct hist_browser_timer *hbt __maybe_unused) 249 { 250 return 0; 251 } 252 253 static inline int script_browse(const char *script_opt __maybe_unused) 254 { 255 return 0; 256 } 257 258 #define K_LEFT -1000 259 #define K_RIGHT -2000 260 #define K_SWITCH_INPUT_DATA -3000 261 #endif 262 263 unsigned int hists__sort_list_width(struct hists *hists); 264 265 struct option; 266 int parse_filter_percentage(const struct option *opt __maybe_unused, 267 const char *arg, int unset __maybe_unused); 268 int perf_hist_config(const char *var, const char *value); 269 270 #endif /* __PERF_HIST_H */ 271