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 10extern struct callchain_param callchain_param; 11 12struct hist_entry; 13struct addr_location; 14struct symbol; 15 16/* 17 * The kernel collects the number of events it couldn't send in a stretch and 18 * when possible sends this number in a PERF_RECORD_LOST event. The number of 19 * such "chunks" of lost events is stored in .nr_events[PERF_EVENT_LOST] while 20 * total_lost tells exactly how many events the kernel in fact lost, i.e. it is 21 * the sum of all struct lost_event.lost fields reported. 22 * 23 * The total_period is needed because by default auto-freq is used, so 24 * multipling nr_events[PERF_EVENT_SAMPLE] by a frequency isn't possible to get 25 * the total number of low level events, it is necessary to to sum all struct 26 * sample_event.period and stash the result in total_period. 27 */ 28struct events_stats { 29 u64 total_period; 30 u64 total_lost; 31 u64 total_invalid_chains; 32 u32 nr_events[PERF_RECORD_HEADER_MAX]; 33 u32 nr_lost_warned; 34 u32 nr_unknown_events; 35 u32 nr_invalid_chains; 36 u32 nr_unknown_id; 37 u32 nr_unprocessable_samples; 38}; 39 40enum hist_column { 41 HISTC_SYMBOL, 42 HISTC_DSO, 43 HISTC_THREAD, 44 HISTC_COMM, 45 HISTC_PARENT, 46 HISTC_CPU, 47 HISTC_SRCLINE, 48 HISTC_MISPREDICT, 49 HISTC_SYMBOL_FROM, 50 HISTC_SYMBOL_TO, 51 HISTC_DSO_FROM, 52 HISTC_DSO_TO, 53 HISTC_LOCAL_WEIGHT, 54 HISTC_GLOBAL_WEIGHT, 55 HISTC_MEM_DADDR_SYMBOL, 56 HISTC_MEM_DADDR_DSO, 57 HISTC_MEM_LOCKED, 58 HISTC_MEM_TLB, 59 HISTC_MEM_LVL, 60 HISTC_MEM_SNOOP, 61 HISTC_NR_COLS, /* Last entry */ 62}; 63 64struct thread; 65struct dso; 66 67struct hists { 68 struct rb_root entries_in_array[2]; 69 struct rb_root *entries_in; 70 struct rb_root entries; 71 struct rb_root entries_collapsed; 72 u64 nr_entries; 73 const struct thread *thread_filter; 74 const struct dso *dso_filter; 75 const char *uid_filter_str; 76 const char *symbol_filter_str; 77 pthread_mutex_t lock; 78 struct events_stats stats; 79 u64 event_stream; 80 u16 col_len[HISTC_NR_COLS]; 81}; 82 83struct hist_entry *__hists__add_entry(struct hists *self, 84 struct addr_location *al, 85 struct symbol *parent, u64 period, 86 u64 weight); 87int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right); 88int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right); 89int hist_entry__sort_snprintf(struct hist_entry *self, char *bf, size_t size, 90 struct hists *hists); 91void hist_entry__free(struct hist_entry *); 92 93struct hist_entry *__hists__add_branch_entry(struct hists *self, 94 struct addr_location *al, 95 struct symbol *sym_parent, 96 struct branch_info *bi, 97 u64 period, 98 u64 weight); 99 100struct hist_entry *__hists__add_mem_entry(struct hists *self, 101 struct addr_location *al, 102 struct symbol *sym_parent, 103 struct mem_info *mi, 104 u64 period, 105 u64 weight); 106 107void hists__output_resort(struct hists *self); 108void hists__collapse_resort(struct hists *self); 109 110void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel); 111void hists__output_recalc_col_len(struct hists *hists, int max_rows); 112 113void hists__inc_nr_entries(struct hists *hists, struct hist_entry *h); 114void hists__inc_nr_events(struct hists *self, u32 type); 115void events_stats__inc(struct events_stats *stats, u32 type); 116size_t events_stats__fprintf(struct events_stats *stats, FILE *fp); 117 118size_t hists__fprintf(struct hists *self, bool show_header, int max_rows, 119 int max_cols, float min_pcnt, FILE *fp); 120 121int hist_entry__inc_addr_samples(struct hist_entry *self, int evidx, u64 addr); 122int hist_entry__annotate(struct hist_entry *self, size_t privsize); 123 124void hists__filter_by_dso(struct hists *hists); 125void hists__filter_by_thread(struct hists *hists); 126void hists__filter_by_symbol(struct hists *hists); 127 128u16 hists__col_len(struct hists *self, enum hist_column col); 129void hists__set_col_len(struct hists *self, enum hist_column col, u16 len); 130bool hists__new_col_len(struct hists *self, enum hist_column col, u16 len); 131void hists__reset_col_len(struct hists *hists); 132void hists__calc_col_len(struct hists *hists, struct hist_entry *he); 133 134void hists__match(struct hists *leader, struct hists *other); 135int hists__link(struct hists *leader, struct hists *other); 136 137struct perf_hpp { 138 char *buf; 139 size_t size; 140 const char *sep; 141 void *ptr; 142}; 143 144struct perf_hpp_fmt { 145 int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp); 146 int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp); 147 int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, 148 struct hist_entry *he); 149 int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, 150 struct hist_entry *he); 151 152 struct list_head list; 153}; 154 155extern struct list_head perf_hpp__list; 156 157#define perf_hpp__for_each_format(format) \ 158 list_for_each_entry(format, &perf_hpp__list, list) 159 160extern struct perf_hpp_fmt perf_hpp__format[]; 161 162enum { 163 /* Matches perf_hpp__format array. */ 164 PERF_HPP__OVERHEAD, 165 PERF_HPP__OVERHEAD_SYS, 166 PERF_HPP__OVERHEAD_US, 167 PERF_HPP__OVERHEAD_GUEST_SYS, 168 PERF_HPP__OVERHEAD_GUEST_US, 169 PERF_HPP__SAMPLES, 170 PERF_HPP__PERIOD, 171 172 PERF_HPP__MAX_INDEX 173}; 174 175void perf_hpp__init(void); 176void perf_hpp__column_register(struct perf_hpp_fmt *format); 177void perf_hpp__column_enable(unsigned col); 178 179static inline size_t perf_hpp__use_color(void) 180{ 181 return !symbol_conf.field_sep; 182} 183 184static inline size_t perf_hpp__color_overhead(void) 185{ 186 return perf_hpp__use_color() ? 187 (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX 188 : 0; 189} 190 191struct perf_evlist; 192 193struct hist_browser_timer { 194 void (*timer)(void *arg); 195 void *arg; 196 int refresh; 197}; 198 199#ifdef SLANG_SUPPORT 200#include "../ui/keysyms.h" 201int hist_entry__tui_annotate(struct hist_entry *he, struct perf_evsel *evsel, 202 struct hist_browser_timer *hbt); 203 204int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help, 205 struct hist_browser_timer *hbt, 206 float min_pcnt, 207 struct perf_session_env *env); 208int script_browse(const char *script_opt); 209#else 210static inline 211int perf_evlist__tui_browse_hists(struct perf_evlist *evlist __maybe_unused, 212 const char *help __maybe_unused, 213 struct hist_browser_timer *hbt __maybe_unused, 214 float min_pcnt __maybe_unused, 215 struct perf_session_env *env __maybe_unused) 216{ 217 return 0; 218} 219 220static inline int hist_entry__tui_annotate(struct hist_entry *self 221 __maybe_unused, 222 struct perf_evsel *evsel 223 __maybe_unused, 224 struct hist_browser_timer *hbt 225 __maybe_unused) 226{ 227 return 0; 228} 229 230static inline int script_browse(const char *script_opt __maybe_unused) 231{ 232 return 0; 233} 234 235#define K_LEFT -1000 236#define K_RIGHT -2000 237#define K_SWITCH_INPUT_DATA -3000 238#endif 239 240#ifdef GTK2_SUPPORT 241int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist, const char *help, 242 struct hist_browser_timer *hbt __maybe_unused, 243 float min_pcnt); 244#else 245static inline 246int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist __maybe_unused, 247 const char *help __maybe_unused, 248 struct hist_browser_timer *hbt __maybe_unused, 249 float min_pcnt __maybe_unused) 250{ 251 return 0; 252} 253#endif 254 255unsigned int hists__sort_list_width(struct hists *self); 256#endif /* __PERF_HIST_H */ 257