perf tools: Add support to dynamically get cacheline size
[deliverable/linux.git] / tools / perf / util / hist.h
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1#ifndef __PERF_HIST_H
2#define __PERF_HIST_H
3d1d07ec 3
4e4f06e4 4#include <linux/types.h>
1980c2eb 5#include <pthread.h>
3d1d07ec 6#include "callchain.h"
68d80758 7#include "header.h"
9754c4f9 8#include "color.h"
c1fb5651 9#include "ui/progress.h"
3d1d07ec 10
3d1d07ec 11extern struct callchain_param callchain_param;
3d1d07ec 12
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13struct hist_entry;
14struct addr_location;
15struct symbol;
ef7b93a1 16
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17enum 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
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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 */
1c02c4d2 38struct events_stats {
cee75ac7 39 u64 total_period;
1ab1fa5d 40 u64 total_non_filtered_period;
cee75ac7 41 u64 total_lost;
640c03ce 42 u64 total_invalid_chains;
c8446b9b 43 u32 nr_events[PERF_RECORD_HEADER_MAX];
1ab1fa5d 44 u32 nr_non_filtered_samples;
7b27509f 45 u32 nr_lost_warned;
c8446b9b 46 u32 nr_unknown_events;
640c03ce 47 u32 nr_invalid_chains;
9e69c210 48 u32 nr_unknown_id;
0c095715 49 u32 nr_unprocessable_samples;
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50};
51
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52enum hist_column {
53 HISTC_SYMBOL,
54 HISTC_DSO,
55 HISTC_THREAD,
56 HISTC_COMM,
57 HISTC_PARENT,
58 HISTC_CPU,
dfd3b2fd 59 HISTC_SRCLINE,
b5387528 60 HISTC_MISPREDICT,
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61 HISTC_IN_TX,
62 HISTC_ABORT,
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63 HISTC_SYMBOL_FROM,
64 HISTC_SYMBOL_TO,
65 HISTC_DSO_FROM,
66 HISTC_DSO_TO,
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67 HISTC_LOCAL_WEIGHT,
68 HISTC_GLOBAL_WEIGHT,
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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,
475eeab9 75 HISTC_TRANSACTION,
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76 HISTC_NR_COLS, /* Last entry */
77};
78
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79struct thread;
80struct dso;
81
1c02c4d2 82struct hists {
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83 struct rb_root entries_in_array[2];
84 struct rb_root *entries_in;
1c02c4d2 85 struct rb_root entries;
1980c2eb 86 struct rb_root entries_collapsed;
fefb0b94 87 u64 nr_entries;
1ab1fa5d 88 u64 nr_non_filtered_entries;
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89 const struct thread *thread_filter;
90 const struct dso *dso_filter;
0d37aa34 91 const char *uid_filter_str;
e94d53eb 92 const char *symbol_filter_str;
1980c2eb 93 pthread_mutex_t lock;
1c02c4d2 94 struct events_stats stats;
1c02c4d2 95 u64 event_stream;
8a6c5b26 96 u16 col_len[HISTC_NR_COLS];
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97};
98
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99struct hist_entry_iter;
100
101struct hist_iter_ops {
102 int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
103 int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
104 int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
105 int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
106 int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
107};
108
109struct hist_entry_iter {
110 int total;
111 int curr;
112
113 bool hide_unresolved;
114
115 struct perf_evsel *evsel;
116 struct perf_sample *sample;
117 struct hist_entry *he;
118 struct symbol *parent;
119 void *priv;
120
121 const struct hist_iter_ops *ops;
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122 /* user-defined callback function (optional) */
123 int (*add_entry_cb)(struct hist_entry_iter *iter,
124 struct addr_location *al, bool single, void *arg);
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125};
126
127extern const struct hist_iter_ops hist_iter_normal;
128extern const struct hist_iter_ops hist_iter_branch;
129extern const struct hist_iter_ops hist_iter_mem;
7a13aa28 130extern const struct hist_iter_ops hist_iter_cumulative;
69bcb019 131
316c7136 132struct hist_entry *__hists__add_entry(struct hists *hists,
1c02c4d2 133 struct addr_location *al,
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134 struct symbol *parent,
135 struct branch_info *bi,
136 struct mem_info *mi, u64 period,
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137 u64 weight, u64 transaction,
138 bool sample_self);
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139int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
140 struct perf_evsel *evsel, struct perf_sample *sample,
9d3c02d7 141 int max_stack_depth, void *arg);
69bcb019 142
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143int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
144int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
475eeab9 145int hist_entry__transaction_len(void);
316c7136 146int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
000078bc 147 struct hists *hists);
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148void hist_entry__free(struct hist_entry *);
149
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150void hists__output_resort(struct hists *hists);
151void hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
c8446b9b 152
b079d4e9 153void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
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154void hists__output_recalc_col_len(struct hists *hists, int max_rows);
155
f2148330 156u64 hists__total_period(struct hists *hists);
9283ba9b 157void hists__reset_stats(struct hists *hists);
6263835a 158void hists__inc_stats(struct hists *hists, struct hist_entry *h);
316c7136 159void hists__inc_nr_events(struct hists *hists, u32 type);
1844dbcb 160void hists__inc_nr_samples(struct hists *hists, bool filtered);
28a6b6aa 161void events_stats__inc(struct events_stats *stats, u32 type);
52168eea 162size_t events_stats__fprintf(struct events_stats *stats, FILE *fp);
c8446b9b 163
316c7136 164size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
064f1981 165 int max_cols, float min_pcnt, FILE *fp);
b09e0190 166
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167void hists__filter_by_dso(struct hists *hists);
168void hists__filter_by_thread(struct hists *hists);
e94d53eb 169void hists__filter_by_symbol(struct hists *hists);
b09e0190 170
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171static inline bool hists__has_filter(struct hists *hists)
172{
173 return hists->thread_filter || hists->dso_filter ||
174 hists->symbol_filter_str;
175}
176
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177u16 hists__col_len(struct hists *hists, enum hist_column col);
178void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
179bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
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180void hists__reset_col_len(struct hists *hists);
181void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
8a6c5b26 182
95529be4 183void hists__match(struct hists *leader, struct hists *other);
494d70a1 184int hists__link(struct hists *leader, struct hists *other);
95529be4 185
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186struct perf_hpp {
187 char *buf;
188 size_t size;
ea251d51 189 const char *sep;
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190 void *ptr;
191};
192
193struct perf_hpp_fmt {
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194 int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
195 struct perf_evsel *evsel);
196 int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
197 struct perf_evsel *evsel);
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198 int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
199 struct hist_entry *he);
200 int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
201 struct hist_entry *he);
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202 int64_t (*cmp)(struct hist_entry *a, struct hist_entry *b);
203 int64_t (*collapse)(struct hist_entry *a, struct hist_entry *b);
204 int64_t (*sort)(struct hist_entry *a, struct hist_entry *b);
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205
206 struct list_head list;
8b536999 207 struct list_head sort_list;
f2998422 208 bool elide;
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209};
210
1240005e 211extern struct list_head perf_hpp__list;
8b536999 212extern struct list_head perf_hpp__sort_list;
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213
214#define perf_hpp__for_each_format(format) \
215 list_for_each_entry(format, &perf_hpp__list, list)
216
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217#define perf_hpp__for_each_format_safe(format, tmp) \
218 list_for_each_entry_safe(format, tmp, &perf_hpp__list, list)
219
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220#define perf_hpp__for_each_sort_list(format) \
221 list_for_each_entry(format, &perf_hpp__sort_list, sort_list)
222
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223#define perf_hpp__for_each_sort_list_safe(format, tmp) \
224 list_for_each_entry_safe(format, tmp, &perf_hpp__sort_list, sort_list)
225
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226extern struct perf_hpp_fmt perf_hpp__format[];
227
228enum {
345dc0b4 229 /* Matches perf_hpp__format array. */
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230 PERF_HPP__OVERHEAD,
231 PERF_HPP__OVERHEAD_SYS,
232 PERF_HPP__OVERHEAD_US,
233 PERF_HPP__OVERHEAD_GUEST_SYS,
234 PERF_HPP__OVERHEAD_GUEST_US,
594dcbf3 235 PERF_HPP__OVERHEAD_ACC,
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236 PERF_HPP__SAMPLES,
237 PERF_HPP__PERIOD,
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238
239 PERF_HPP__MAX_INDEX
240};
241
1d77822e 242void perf_hpp__init(void);
1240005e 243void perf_hpp__column_register(struct perf_hpp_fmt *format);
77284de3 244void perf_hpp__column_unregister(struct perf_hpp_fmt *format);
1240005e 245void perf_hpp__column_enable(unsigned col);
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246void perf_hpp__column_disable(unsigned col);
247void perf_hpp__cancel_cumulate(void);
248
8b536999 249void perf_hpp__register_sort_field(struct perf_hpp_fmt *format);
26d8b338 250void perf_hpp__setup_output_field(void);
1c89fe9b 251void perf_hpp__reset_output_field(void);
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252void perf_hpp__append_sort_keys(void);
253
254bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
255bool perf_hpp__same_sort_entry(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
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256
257static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format)
258{
259 return format->elide;
260}
261
678a500d 262void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
ea251d51 263
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264typedef u64 (*hpp_field_fn)(struct hist_entry *he);
265typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
a0088adc 266typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
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267
268int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
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269 hpp_field_fn get_field, const char *fmt,
270 hpp_snprint_fn print_fn, bool fmt_percent);
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271int __hpp__fmt_acc(struct perf_hpp *hpp, struct hist_entry *he,
272 hpp_field_fn get_field, const char *fmt,
273 hpp_snprint_fn print_fn, bool fmt_percent);
4a62109f 274
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275static inline void advance_hpp(struct perf_hpp *hpp, int inc)
276{
277 hpp->buf += inc;
278 hpp->size -= inc;
279}
280
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281static inline size_t perf_hpp__use_color(void)
282{
283 return !symbol_conf.field_sep;
284}
285
286static inline size_t perf_hpp__color_overhead(void)
287{
288 return perf_hpp__use_color() ?
289 (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
290 : 0;
291}
292
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293struct perf_evlist;
294
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295struct hist_browser_timer {
296 void (*timer)(void *arg);
297 void *arg;
298 int refresh;
299};
300
89fe808a 301#ifdef HAVE_SLANG_SUPPORT
1254b51e 302#include "../ui/keysyms.h"
db8fd07a 303int hist_entry__tui_annotate(struct hist_entry *he, struct perf_evsel *evsel,
9783adf7 304 struct hist_browser_timer *hbt);
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305
306int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help,
68d80758 307 struct hist_browser_timer *hbt,
064f1981 308 float min_pcnt,
68d80758 309 struct perf_session_env *env);
66517826 310int script_browse(const char *script_opt);
1254b51e 311#else
7f0030b2 312static inline
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313int perf_evlist__tui_browse_hists(struct perf_evlist *evlist __maybe_unused,
314 const char *help __maybe_unused,
68d80758 315 struct hist_browser_timer *hbt __maybe_unused,
064f1981 316 float min_pcnt __maybe_unused,
68d80758 317 struct perf_session_env *env __maybe_unused)
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318{
319 return 0;
320}
321
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322static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
323 struct perf_evsel *evsel __maybe_unused,
324 struct hist_browser_timer *hbt __maybe_unused)
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325{
326 return 0;
327}
66517826 328
4f746c95 329static inline int script_browse(const char *script_opt __maybe_unused)
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330{
331 return 0;
332}
333
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334#define K_LEFT -1000
335#define K_RIGHT -2000
5f7439e0 336#define K_SWITCH_INPUT_DATA -3000
b09e0190 337#endif
06daaaba 338
316c7136 339unsigned int hists__sort_list_width(struct hists *hists);
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340
341struct option;
342int parse_filter_percentage(const struct option *opt __maybe_unused,
343 const char *arg, int unset __maybe_unused);
0b93da17 344int perf_hist_config(const char *var, const char *value);
33db4568 345
3d1d07ec 346#endif /* __PERF_HIST_H */
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