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